https://ntp.niehs.nih.gov/go/6105

TDMS Study 89029-05 Pathology Tables

NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00
                                                    MERGED REPORTS FINAL #3
       Facility:  I. I. T. Research Institute
       Chemical CAS #:  ELECTROMAG
       Lock Date:  09/04/97
       Cage Range:  All
       Reasons For Removal:    All
       Removal Date Range:     All
       Treatment Groups:       Merge     001   001,011                  SHAM     CONTROL
                               Merge     002   002,012                  SHAM     CONTROL
                               Merge     003   003,013                  .02      GAUSS
                               Merge     004   004,014                  .02      GAUSS
                               Merge     005   005,015                  2 GAUSS
                               Merge     006   006,016                  2 GAUSS
                               Merge     007   009,019                  10 GAUSS
                               Merge     008   010,020                  10 GAUSS
                               Merge     009   007,017                  10 GAUSS   INTER
                               Merge     010   008,018                  10 GAUSS   INTER
                                                              Page   1
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  A  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  A  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     | 1        1        2  1  2  2  1  2  1     2  2  1  2  3  2  2  2         |             
      Clear Cell Focus                     | 1        1                                         1                     |             
      Eosinophilic Focus                   |    1     1                                1     1              2         |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                            X                          X                  |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1  1        2              1        1        2  1     3  1        1      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |          1           1  1     1     3     1  1        2  1  1           1|             
      Necrosis                             |                                                                          |             
      Bile Duct, Hyperplasia               |             1                 1           1           1              3   |             
      Hepatocyte, Vacuolization Cytoplasmic|             2                                                           3|             
                                            __________________________________________________________________________|             
   Mesentery                               |                                              +                           |             
      Accessory Spleen                     |                                                                          |             
      Fat, Necrosis                        |                                              2                           |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    | 1              1                 1           1           1               |             
      Acinus, Atrophy, Focal               | 1  1                                                                    2|             
      Acinus, Hyperplasia, Focal           |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Mineralization  |                                                                          |             
      Parotid Gland, Atrophy               |                                                                         2|             
      Parotid Gland, Hyperplasia           |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                        2                                 |             
      Inflammation, Acute                  |                                                                      2   |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                      3  2|             
      Epithelium, Hyperplasia              |                                                                         2|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                         2|             
      Metaplasia, Focal, Squamous          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   2                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Necrosis, Focal                      |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                              +                           |             
      Malformation                         |                                              X                           |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  2  1     3  1        1  1  2              1  1  2  1  1  1        1   |             
      Atrium, Thrombosis                   |                                                                          |             
      Endocardium, Inflammation, Chronic   |                                                                          |             
      Myocardium, Fibrosis, Focal          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration                         |                                              1                           |             
      Hyperplasia, Focal                   |          2     2              1           2                       3      |             
      Hypertrophy, Focal                   |                                                       2                  |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Necrosis                             |                                                                         1|             
      Vacuolization Cytoplasmic, Focal     |    2  2                       1     1     4  1                           |             
      Bilateral, Angiectasis               |    1  2  2  2  2  1  2     1  1  1        3  2  2  2  1  2  2        1   |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                      1   |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  M  +|             
      Fibrosis                             |                                                                          |             
      Mineralization                       | 1     2     2  1     1  1  1  1  1  1  1  1  1  1  1  1                 1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Angiectasis           |                                                                          |             
      Pars Distalis, Cyst                  |          3        3              2           2     1        2        3   |             
      Pars Distalis, Hyperplasia, Diffuse  |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |                               3                                      2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   3                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Pigmentation          |       1                                                                  |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                          |             
      Rathke's Cleft, Pigmentation         |    1                                                                     |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         | 2                                                                        |             
      C-Cell, Hyperplasia, Focal           |       4                             1     1  2                          2|             
      C-Cell, Hyperplasia                  |    1     1              1                                                |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                      2                                                   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                      2                    2                          4   |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |       1     1     1                                      1  1            |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                 1                        |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                              2                           |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                      2   |             
      Follicle, Cyst                       |    3                                                                    1|             
      Periovarian Tissue, Cyst             |       3                                                                  |             
      Rete Ovarii, Hyperplasia             |                   2                                                      |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                                          1               |             
      Pigmentation                         |                            1                                             |             
      Cervix, Inflammation, Chronic Active |       3                                                                  |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Cytoplasmic Alteration  |                                                                          |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
      Serosa, Fibrosis                     |                         1                                                |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   4                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                            2                                      1      |             
      Hyperplasia                          |    1                                      1                              |             
      Inflammation, Chronic                |                                                                          |             
      Myelofibrosis                        |          1                                                               |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                           +        +  M                  |             
      Pigmentation                         |                                                    1                     |             
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 | 2     1           1  1  1        1              2                        |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |             1  1  2  1  2                       2     1                  |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                      1                                                   |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                   1      |             
      Infiltration Cellular, Histiocyte    | 1  2  1  1  2  1  3  2  1  1  1  3  1     1  1  3  1  1  1  2  1     1  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular, Focal            |                                                                          |             
      Hematopoietic Cell Proliferation     |                                           1                 1            |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         | 1  1  1  1  2  1  1  1     2  1  1  2        1  1  1  1  1     1  2      |             
      Lymphoid Follicle, Atrophy           |                                                       3                 2|             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  1  1  1     1           2     1        1                 1        4  4|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                 1                 1      |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    1           2     2  2  2     2  1     1  1  2  2  2                  |             
      Galactocele                          |                                                    3                 2   |             
      Epithelium, Hyperplasia              |                                                             3            |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperkeratosis                       |                2                                                         |             
      Inflammation, Chronic                |                                                                          |             
      Epidermis, Hyperplasia, Diffuse      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   5                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                             3            |             
      Femur, Hyperostosis                  |                                                          2  3            |             
      Maxilla, Hyperostosis                |                                                                          |             
      Turbinate, Hyperostosis              |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                      +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            | 3                    2                                                   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                      +   |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                      +   |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                   +      |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                              1                    2      |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |    1     1        1  1     1                    1  1     1               |             
      Infiltration Cellular, Mixed Cell    |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                         2     1                                          |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                         1|             
      Inflammation, Chronic Active         |                                        1        2                        |             
      Glands, Cyst                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |       1  2     1  1  1  1  1  1     1     2  2  1        2  1            |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                   1        1     1     1                                 |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |       1              1                                                   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   6                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 7| 6| 7| 7| 5| 4| 6| 5|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 9| 3| 7| 3| 3| 4| 9| 7| 5|             
                                           | 8| 9| 7| 9| 9| 3| 7| 7| 9| 9| 7| 7| 7| 5| 8| 9| 7| 9| 4| 7| 8| 7| 4| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Bilateral, Iris, Synechia            |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Infiltration Cellular, Lymphocyte    |             1                             1  1     1  1        1         |             
      Inflammation, Chronic                |                   1                                      1               |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1  1        1     1  1                       1           2     1  1  1|             
      Bilateral, Inflammation, Chronic     |                            1        1                                    |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                            1                          1     1            |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                               1                                          |             
      Bilateral, Mineralization            |                               1                                          |             
      Bilateral, Nephropathy               |    1     1     1        1                    1     1     1  1            |             
      Bilateral, Medulla, Inflammation,    |                                                                          |             
           Chronic                         | 2                                                                        |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |    2                                                                     |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |          2                                                               |             
      Bilateral, Renal Tubule, Degeneration|                                                                         3|             
      Bilateral, Renal Tubule, Pigmentation|          2                       1  2     1                          3   |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Acute          |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                              1                           |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
      Edema                                |                                                       2                  |             
      Infiltration Cellular, Lymphocyte    |       1                 1                                                |             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   7                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Serosa, Inflammation, Chronic        |                                                             2            |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     |    1  2        1     2     2           2     2  1  1     1  2  2  2      |             
      Clear Cell Focus                     |                                                                          |             
      Eosinophilic Focus                   |                1                                   1     1               |             
      Fibrosis                             |                                                       1                  |             
      Hematopoietic Cell Proliferation     |    1                 1                                               1   |             
      Hepatodiaphragmatic Nodule           |                         X                                      X  X      |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |                            1  1           1           2  1        2      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |                      1     1           2     1  1  1  4           1      |             
      Necrosis                             |                                                                      3   |             
      Bile Duct, Hyperplasia               | 2     1  3  1           3        1  1                                    |             
      Hepatocyte, Vacuolization Cytoplasmic|                   3           2           1           1              1  3|             
                                            __________________________________________________________________________|             
   Mesentery                               |                   +                             +     +           +      |             
      Accessory Spleen                     |                                                                          |             
      Fat, Necrosis                        |                   2                             2     2           4      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |       1              1                    1                              |             
      Acinus, Atrophy, Focal               |                                  2     2                                 |             
      Acinus, Hyperplasia, Focal           |                                                       1                  |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Mineralization  |                                                                          |             
      Parotid Gland, Atrophy               |                                              2                           |             
      Parotid Gland, Hyperplasia           |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                       2                  |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                   2                                                      |             
      Epithelium, Hyperplasia              |                                  2                    2                 2|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                      2  1|             
      Metaplasia, Focal, Squamous          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   8                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Necrosis, Focal                      |                                                                          |             
      Glands, Cyst                         |       1           1              1                                1      |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Malformation                         |                                                                          |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1           1        2  1  1           1        2  1     1  1  2  1      |             
      Atrium, Thrombosis                   |                                                                          |             
      Endocardium, Inflammation, Chronic   |                                  1                                       |             
      Myocardium, Fibrosis, Focal          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration                         |                                                                          |             
      Hyperplasia, Focal                   |          3                                            1                  |             
      Hypertrophy, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |    1              1  1     2  2  2                                   1   |             
      Bilateral, Angiectasis               |    2  1        2     2     1  1        2     2  1  2        2  1  2      |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Pigmentation              |                         1                             1                  |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |             2           1                                                |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                   1              4                             1         |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Fibrosis                             |                                                                         2|             
      Mineralization                       | 1  1  1  2  1  1     1     1  1  1  1     1     2              1  1     1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Angiectasis           | 2                                                                        |             
      Pars Distalis, Cyst                  |       2  2                          1           2  2              2  2   |             
      Pars Distalis, Hyperplasia, Diffuse  |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |          3  4                                3     4        2            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   9                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Pigmentation          |                                  1                                       |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Cyst                 |                         3                                               2|             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                1                                                         |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                       1                  |             
      C-Cell, Hyperplasia, Focal           | 2                 1  2                                               2   |             
      C-Cell, Hyperplasia                  |    1     1              1        1              1                        |             
      Follicle, Cyst                       |                            1                                             |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  M  +  +  M|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |             2                                                            |             
      Inflammation, Acute                  |    2                                                                     |             
      Inflammation, Chronic                |                         2                                1               |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |       2                                      1                    1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                 2  2                     |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy                   |             2                                                            |             
      Bilateral, Inflammation, Chronic     |                         3                                                |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |                                                                          |             
      Rete Ovarii, Hyperplasia             |                                              2                           |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                              1                           |             
      Pigmentation                         |                                                                         1|             
      Cervix, Inflammation, Chronic Active |                                                                   3      |             
      Endometrium, Cyst                    |                                                 2                        |             
      Endometrium, Cytoplasmic Alteration  |                                                                          |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
      Serosa, Fibrosis                     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  10                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |    1                 2     2                                2     3  2   |             
      Inflammation, Chronic                |                                                                   2      |             
      Myelofibrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +                    +                             +        M   |             
      Pigmentation                         |                                                                          |             
      Inguinal, Hyperplasia, Lymphoid      |                               3                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                   2           2                                   1     1|             
      Infiltration Cellular, Histiocyte    |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    |    1  2     1  1  1  2  1  2  2  1  2  2  1  1  2  1  3  3  1  1  1  1  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular, Focal            |                                                                          |             
      Hematopoietic Cell Proliferation     |    1                       1  1                                      3   |             
      Infiltration Cellular, Histiocyte    |                                                                   2      |             
      Pigmentation                         |       2           3        1           2  2  1  1  1     2               |             
      Lymphoid Follicle, Atrophy           |                2                                                        3|             
      Lymphoid Follicle, Hyperplasia       |                                                                   2      |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  3        1     3        1              2  1  1           3  1  2  2  4|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 3  1  1           2  2     2     2        3        1        1     2  1  1|             
      Galactocele                          |                               3                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperkeratosis                       |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Epidermis, Hyperplasia, Diffuse      |                                                                1         |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  11                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |          2  2  2              4                          3     3         |             
      Maxilla, Hyperostosis                |                                                                          |             
      Turbinate, Hyperostosis              |                               2                          3     2         |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                         +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |                   3                       2           3  2               |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                         +|             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                         +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Hemorrhage                           |                1                                                         |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |       1              1     1           1           1  1  1               |             
      Infiltration Cellular, Mixed Cell    |                                                                          |             
      Metaplasia, Focal, Osseous           |    1                                                                     |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |             2              4                                             |             
      Interstitium, Inflammation, Chronic  |                                                 1           1  1  1      |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                2                                                         |             
      Glands, Cyst                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                          1               |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |          1     3  1     1  2  1     1  2  1  1  2  1     2     1  2     1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                        1                    1            |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    +                                                                 +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  12                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 5| 7| 7| 7| 6| 5| 6| 7| 7| 6| 5|             
                             DAY ON TEST   | 2| 1| 3| 3| 3| 6| 2| 3| 3| 3| 9| 8| 3| 3| 4| 3| 3| 3| 5| 9| 7| 2| 3| 9| 6|             
                                           | 3| 3| 8| 9| 8| 0| 2| 9| 9| 8| 0| 0| 7| 8| 3| 7| 8| 7| 5| 1| 3| 2| 7| 1| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Bilateral, Iris, Synechia            |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |    4                                                                 4   |             
      Retina, Atrophy                      |    4                                                                 4   |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Infiltration Cellular, Lymphocyte    |             2           1     1        1     1     1           1  1  1   |             
      Inflammation, Chronic                |                2                                         1               |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                2                                                         |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1        1     1                                1     1     1            |             
      Bilateral, Inflammation, Chronic     |       1                                                                  |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                                                    1        1     1      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Bilateral, Mineralization            |       1                                                        1     1   |             
      Bilateral, Nephropathy               | 1  1        1     2        1  1        1  1     1  1  3  1  1     1  1   |             
      Bilateral, Medulla, Inflammation,    |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |                                           1                              |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |          4           2              1                                3   |             
      Bilateral, Renal Tubule, Degeneration|                                                                         2|             
      Bilateral, Renal Tubule, Pigmentation| 3        2                       2  1     1                              |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Acute          |                                                       2                  |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                        1        1                        |             
      Inflammation, Chronic                |                      1                                                   |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  13                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  A  A  +  +  +  +  +  +  +|             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                          2               |             
      Basophilic Focus                     |       2  2  3     2  2  2  1  1  1  3  2  1  2  2  1              2  1   |             
      Clear Cell Focus                     |                            1                                             |             
      Eosinophilic Focus                   |       1                 1  3  1  1                                      1|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                      1                    1                              |             
      Hepatodiaphragmatic Nodule           |          X                                                               |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1     1           2           2  1     1        1                       1|             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     | 1     1     1     2           2           2  1                    1  1  1|             
      Necrosis                             |                         1                 2                              |             
      Bile Duct, Hyperplasia               |    2           3  1                 2        1        2     4  4     1   |             
      Hepatocyte, Vacuolization Cytoplasmic|                                                          4               |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                +         |             
      Accessory Spleen                     |                                                                X         |             
      Fat, Necrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                         1  1  1                                          |             
      Acinus, Atrophy, Focal               | 1     1     1  3        1                       1                        |             
      Acinus, Hyperplasia, Focal           |       2                                                                  |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Mineralization  |                                                                          |             
      Parotid Gland, Atrophy               |                                                       1                  |             
      Parotid Gland, Hyperplasia           |                                                                          |             
      Sublingual Gland, Atrophy            |    1                                                                     |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |    2                                                                     |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                          3               |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                           2              1               |             
      Metaplasia, Focal, Squamous          |       3                                                                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  14                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Necrosis, Focal                      |                                                                2         |             
      Glands, Cyst                         |    1                 1                                                   |             
                                            __________________________________________________________________________|             
   Tooth                                   |          +                                                               |             
      Malformation                         |                                                                          |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |          2                                                               |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  1  1  2     2     1                    2              2  1  1     1|             
      Atrium, Thrombosis                   |                                                                3         |             
      Endocardium, Inflammation, Chronic   |                                                                          |             
      Myocardium, Fibrosis, Focal          |                                           2                              |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                   2      |             
      Degeneration                         |                                                                          |             
      Hyperplasia, Focal                   |       2                                                                 1|             
      Hypertrophy, Focal                   |                                                                1         |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                   1                                                      |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Focal     | 1     2                       3     2     2  1              2  2     1  1|             
      Bilateral, Angiectasis               | 1           2     2     1  2     1           2                       1  2|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                              1                           |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Hyperplasia, Focal                   | 2  2                                                                     |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  M  +  M  +  +  M  +  +  +  +  M  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +  M  +  +  +  M|             
      Fibrosis                             |                                                                          |             
      Mineralization                       |       1     1  1     1  1        1  1  1  1           2           1  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                     2                                    |             
      Pars Distalis, Angiectasis           |                                                                          |             
      Pars Distalis, Cyst                  |             2        1  2  2                                             |             
      Pars Distalis, Hyperplasia, Diffuse  |                                                                3         |             
      Pars Distalis, Hyperplasia, Focal    |          4           1     2                                             |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  15                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |             3                                                            |             
      Rathke's Cleft, Cyst                 |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Ultimobranchial Cyst                 | 1                                                                        |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |             1     4        4  3  1           1                    1      |             
      C-Cell, Hyperplasia                  | 1                       1                                   1  1     1   |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +  +  +  M  M  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                | 1                       1  1           1                          1      |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |    1                                                                     |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                   3                                                      |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                   2                                                      |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |                            2     4  4                 3                  |             
      Rete Ovarii, Hyperplasia             |                         1     1                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |             3  2                    2                                    |             
      Pigmentation                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Endometrium, Cyst                    |                                                                   1      |             
      Endometrium, Cytoplasmic Alteration  |                                                                          |             
      Endometrium, Fibrosis                |                               1                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
      Serosa, Fibrosis                     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  16                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                           2     2  1              1     2|             
      Hyperplasia                          |                      1                       2                           |             
      Inflammation, Chronic                |                                                                          |             
      Myelofibrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              | M     +     +     M     M  M     +              +           +            |             
      Pigmentation                         |                                                                          |             
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                 2                        |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                       1                  |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                            2                                             |             
      Infiltration Cellular, Histiocyte    | 1                                                                    1   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |          2                                                               |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  1  1  1  3     1  2  3  1  2     3  2     2     1  1  1        2  2  3|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular, Focal            |                                                                          |             
      Hematopoietic Cell Proliferation     |          1  2        2                    3              1               |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |       2  2        2           1  1           1  2  2                 1  3|             
      Lymphoid Follicle, Atrophy           |                                                                          |             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  M  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  2  1     2     1  1  1     1        3           2  2  3     4        2|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |          2                                                               |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    2  1     2     2  1  2     1  1     2     1  2           2  3  2      |             
      Galactocele                          |          3     2                                      2                 2|             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperkeratosis                       |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Epidermis, Hyperplasia, Diffuse      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  17                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |             2                          2     3                    2     2|             
      Femur, Hyperostosis                  | 2        2  2              2              2  3        1                  |             
      Maxilla, Hyperostosis                |                                              2                           |             
      Turbinate, Hyperostosis              | 1                          2                 2                           |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |       1           2           3                                         1|             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                    1                     |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1     1           1        1        1  1  1  1                    1      |             
      Infiltration Cellular, Mixed Cell    |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |             1           1                                                |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                   1                                                      |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |             2                                            3               |             
      Glands, Cyst                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                             2            |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    1  2  2  2  1  2           1  2  1  1     2     1  1     2  1  1  1  2|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                   1      |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                        +                                 |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  18                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 6| 6| 7| 5| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 6| 3| 0| 3| 2| 3| 9| 3| 3| 0| 3| 3| 3| 9| 3| 2| 0| 3| 6| 3| 2| 3| 3| 1|             
                                           | 9| 7| 8| 2| 9| 5| 9| 7| 8| 7| 4| 7| 7| 7| 0| 8| 0| 8| 8| 1| 7| 9| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Bilateral, Iris, Synechia            |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Iris, Synechia                       |                                        1                                 |             
      Lens, Cataract                       |                                        2                                 |             
      Retina, Atrophy                      |                                        4                                 |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |       3                                                                  |             
      Infiltration Cellular, Lymphocyte    | 1     1              1     1        1     2  1     1     1     1         |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                        1                                 |             
      Pigmentation                         |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1     1        1     1     1  1              1     1              1  1|             
      Bilateral, Inflammation, Chronic     |                                        2                                 |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                                                 1                       1|             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Bilateral, Mineralization            |       1     1           1                                                |             
      Bilateral, Nephropathy               | 1  1  1     1  1  1        1  1  2     1     1                    1     1|             
      Bilateral, Medulla, Inflammation,    |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|    2           2     2              2                    3     2  1      |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Acute          |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                              1        1                  |             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                         2                                                |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  19                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  94        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  A  +  +  +  +  +|  94        |
      Serosa, Inflammation, Chronic        |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      1  2.0|
      Basophilic Focus                     |       1     1  1  2  2  1  2     1  2  3  2  1  3  3  2        2  2  2  2|     66  1.7|
      Clear Cell Focus                     |             1                                   1                        |      6  1.0|
      Eosinophilic Focus                   |    1  1                             1        2                           |     18  1.2|
      Fibrosis                             |                                           1                              |      2  1.0|
      Hematopoietic Cell Proliferation     | 1                                                                        |      6  1.0|
      Hepatodiaphragmatic Nodule           |                      X                 X                                 |      8     |
      Infiltration Cellular, Lymphocyte    |                                                                1         |      1  1.0|
      Infiltration Cellular, Mixed Cell    |             1     1  1  1           1     1                       1  1   |     32  1.3|
      Inflammation, Chronic                |                                                 1                        |      1  1.0|
      Mixed Cell Focus                     |    2        1     1        2        2     1        1  2           1     2|     39  1.4|
      Necrosis                             |                                                                          |      3  2.0|
      Bile Duct, Hyperplasia               |          1  1        1        2                             1     2     1|     28  1.7|
      Hepatocyte, Vacuolization Cytoplasmic|                            2                             3               |     11  2.3|
                                            __________________________________________________________________________|____________|
   Mesentery                               | +                                +  +        +                          +|  11        |
      Accessory Spleen                     |                                                                          |      1     |
      Fat, Necrosis                        |                                  2  2        2                          3|      9  2.3|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |                            1        1                             1      |     14  1.0|
      Acinus, Atrophy, Focal               |             1        1                                1              2   |     15  1.4|
      Acinus, Hyperplasia, Focal           |    1                                                                     |      3  1.3|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Duct, Parotid Gland, Mineralization  |                   3                                                      |      1  3.0|
      Parotid Gland, Atrophy               |                                                                          |      3  1.7|
      Parotid Gland, Hyperplasia           |       2                                                                  |      1  2.0|
      Sublingual Gland, Atrophy            |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      3  2.0|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                  2                                       |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  20                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Ulcer                                |                                                                          |      3  2.3|
      Epithelium, Hyperplasia              |                                  1                       2               |      7  2.0|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                                                                          |      5  1.6|
      Metaplasia, Focal, Squamous          |                                                                          |      1  3.0|
      Necrosis, Focal                      |                                                                          |      1  2.0|
      Glands, Cyst                         |                               1  1  1     1                 1     1      |     12  1.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   2        |
      Malformation                         |                                                                          |      1     |
      Peridontal Tissue, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       |    2        1  1     1        2  1  2        1  1  1           1  2  2  1|     53  1.4|
      Atrium, Thrombosis                   |                                                                          |      1  3.0|
      Endocardium, Inflammation, Chronic   |                                                                          |      1  1.0|
      Myocardium, Fibrosis, Focal          |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                          |      1  2.0|
      Degeneration                         |                                                                          |      1  1.0|
      Hyperplasia, Focal                   |                3                          1                              |     11  1.9|
      Hypertrophy, Focal                   |    1                                                                     |      3  1.3|
      Infiltration Cellular, Lymphocyte    |                            1                                             |      1  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Necrosis                             |                                                                          |      1  1.0|
      Vacuolization Cytoplasmic, Focal     |          1                             2  2                    1         |     27  1.6|
      Bilateral, Angiectasis               |    2  2     1  1  3  2              2     2  2  1  1  1     2  1  1  2  2|     57  1.6|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      2  1.0|
      Bilateral, Pigmentation              |                                                                          |      2  1.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |                                                                          |      2  1.5|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
      Hyperplasia, Focal                   |                                                          4               |      6  2.3|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  21                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  +  M  +  M  +  +  +  M  +  +  M  +  +  +  +  +|  88        |
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  M  +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  M  +  +|  85        |
      Fibrosis                             |                                                                          |      1  2.0|
      Mineralization                       |             2           1  2  1  2     1              2  1  1  1        1|     56  1.2|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Pars Distalis, Angiectasis, Focal    |                                                                          |      1  2.0|
      Pars Distalis, Angiectasis           |                                                                          |      1  2.0|
      Pars Distalis, Cyst                  | 2              2     2                                                   |     21  2.0|
      Pars Distalis, Hyperplasia, Diffuse  |                                                                          |      1  3.0|
      Pars Distalis, Hyperplasia, Focal    |                                                                          |     10  2.8|
      Pars Distalis, Pigmentation          |                                                                          |      2  1.0|
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |      1  3.0|
      Rathke's Cleft, Cyst                 |                                                                          |      2  2.5|
      Rathke's Cleft, Pigmentation         |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Ultimobranchial Cyst                 |                      1                                                   |      2  1.0|
      C-Cell, Hyperplasia, Diffuse         |                                                                          |      2  1.5|
      C-Cell, Hyperplasia, Focal           |                   2  2              3                                4   |     20  2.2|
      C-Cell, Hyperplasia                  |          2                    3  1     1        4                        |     18  1.3|
      Follicle, Cyst                       |                                                                          |      1  1.0|
      Follicular Cell, Hyperplasia, Focal  |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  90        |
      Cyst                                 |                   2                                                      |      1  2.0|
      Hyperplasia, Focal                   |                                           2                             2|      6  2.3|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                        1  1                          1   |     15  1.1|
      Bilateral, Atrophy                   | 2                                                                        |      1  2.0|
      Bilateral, Inflammation, Chronic     |             1  1     1                                                   |      8  1.1|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  3.0|
      Bilateral, Atrophy                   |                                                                          |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  22                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Inflammation, Chronic     |                                                    3                     |      3  2.7|
      Bilateral, Rete Ovarii, Hyperplasia  |                                     2                                    |      3  2.0|
      Follicle, Cyst                       |                                        2                                 |      3  2.0|
      Periovarian Tissue, Cyst             |                                                 3                        |      6  3.2|
      Rete Ovarii, Hyperplasia             |                                              1                           |      5  1.4|
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hydrometra                           | 2  1                                                              4     2|      9  2.0|
      Pigmentation                         |                                                                          |      2  1.0|
      Cervix, Inflammation, Chronic Active |                                                                          |      2  3.0|
      Endometrium, Cyst                    |                                                             1            |      3  1.3|
      Endometrium, Cytoplasmic Alteration  |                   1                                                      |      1  1.0|
      Endometrium, Fibrosis                |                                                                          |      1  1.0|
      Endometrium, Inflammation, Chronic   |                                              2                           |      1  2.0|
      Serosa, Fibrosis                     |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |       1                          1                                       |      9  1.4|
      Hyperplasia                          | 2                          2                 1                           |     13  1.7|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Myelofibrosis                        |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |    +  +        +  M                             +           +           +|  16        |
      Pigmentation                         |    3                                                                     |      2  2.0|
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |      1  3.0|
      Mediastinal, Hemorrhage              |    1                                                                     |      1  1.0|
      Mediastinal, Pigmentation            |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                     1        1                 2         |     11  1.3|
      Hemorrhage                           |                                                                         1|      1  1.0|
      Hyperplasia, Lymphoid                |                                                                2         |     13  1.5|
      Infiltration Cellular, Histiocyte    |                   1                                                      |      3  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |    1                                                                     |      2  1.0|
      Hemorrhage                           |                            1                             2               |      3  1.7|
      Hyperplasia, Lymphoid                |                                                                          |      1  1.0|
      Infiltration Cellular, Histiocyte    | 2  1        1  1  2  1  1  2  2  1  1  1  1  3  1  2           2  2  2  2|     85  1.6|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular, Focal            |                                                                      2   |      1  2.0|
      Hematopoietic Cell Proliferation     | 2              1           3                    1                        |     15  1.6|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  23                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Infiltration Cellular, Histiocyte    |                                           1                              |      2  1.5|
      Pigmentation                         |    1  1     1     1  1  3        2  2     1  1  1  2  2  2     2  2      |     54  1.5|
      Lymphoid Follicle, Atrophy           |                         2                             1                  |      6  2.2|
      Lymphoid Follicle, Hyperplasia       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|  95        |
      Atrophy                              | 4                 1  2  2  3  1  1  3        1           4  2     1  1   |     51  1.9|
      Cyst                                 |       1                                                                  |      1  1.0|
      Hemorrhage                           |                                                                          |      2  1.0|
      Epithelial Cell, Hyperplasia         |                      2                                                  2|      3  2.0|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |             1        2           2  2  1  2           2        2         |     47  1.7|
      Galactocele                          |          4                                   2                          2|     10  2.5|
      Epithelium, Hyperplasia              |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperkeratosis                       |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                        1                                 |      1  1.0|
      Epidermis, Hyperplasia, Diffuse      |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |                                                                2         |      7  2.3|
      Femur, Hyperostosis                  |                2                       3     3     1           2         |     20  2.3|
      Maxilla, Hyperostosis                |                                                                          |      1  2.0|
      Turbinate, Hyperostosis              |                                              3                           |      7  2.1|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                         +                                                |   3        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hypothalamus, Compression            |       2                          2        2  2     3                    3|     16  2.3|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                         +                                                |   3        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                         +                                                |   3        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                         2                             2                  |      5  1.6|
      Hemorrhage                           |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  24                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
      Infiltration Cellular, Lymphocyte    |                         1                                                |      1  1.0|
      Infiltration Cellular, Histiocyte    |                1  1  1        1              1              1        1   |     31  1.0|
      Infiltration Cellular, Mixed Cell    |                                     1              1                     |      2  1.0|
      Metaplasia, Focal, Osseous           |                                                                          |      1  1.0|
      Pigmentation                         |                      1                                                   |      1  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                                     3        2                           |      4  2.8|
      Interstitium, Inflammation, Chronic  | 1  1                                                                     |     10  1.1|
      Serosa, Inflammation, Chronic        |                3                                                         |      1  3.0|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Acute                  |                                                                          |      1  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Inflammation, Chronic Active         | 2  2                                   2                                 |      8  2.0|
      Glands, Cyst                         |                                                                1         |      1  1.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                                                                          |      2  1.5|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       | 1  1  2  1  1     1  1  1  1  1  1  1  1     1  1  1  2     1     1  2  2|     69  1.3|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      4  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |          1                                                               |      6  1.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                         +           +                          +         |   6        |
      Bilateral, Iris, Synechia            |                                                                2         |      1  2.0|
      Bilateral, Lens, Cataract            |                                                                4         |      1  4.0|
      Bilateral, Retina, Atrophy           |                                                                4         |      1  4.0|
      Iris, Synechia                       |                                                                          |      1  1.0|
      Lens, Cataract                       |                         4           3                                    |      5  3.4|
      Retina, Atrophy                      |                         4           4                                    |      5  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                                                                          |      1  3.0|
      Infiltration Cellular, Lymphocyte    |                1     1     1        1        1     1  1  1  1            |     34  1.1|
      Inflammation, Chronic                |                                                                          |      4  1.3|
      Mineralization                       |                                                                          |      1  1.0|
      Pigmentation                         |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |    1  1           1     1     1  1              1                 1  1   |     35  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  25                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 7| 7| 6| 7| 7| 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 3| 4| 3| 1| 3| 3| 4| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3|            |
                                           | 2| 7| 6| 6| 8| 0| 9| 7| 3| 3| 8| 8| 7| 8| 9| 8| 7| 7| 6| 0| 7| 8| 8| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Inflammation, Chronic     |          1                                                              1|      6  1.2|
                                            __________________________________________________________________________|____________|
   Lacrimal Gland                          |                      +                                                  +|   2        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infarct                              |                      2                                                   |      1  2.0|
      Infiltration Cellular, Lymphocyte    |       1     1                                                            |      2  1.0|
      Mineralization                       |                   1                 1        1  1                    1   |     13  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  1.0|
      Bilateral, Mineralization            |          1                                1        2                     |     10  1.1|
      Bilateral, Nephropathy               | 2  1           2  1  1  1  1  1  1  1  1  1  1     1     2  2        1  1|     54  1.1|
      Bilateral, Medulla, Inflammation,    |                                                                          |            |
           Chronic                         |                                                                          |      1  2.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Acute                           |                                                                          |      1  1.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Chronic                         |                      2                                                   |      2  2.0|
      Bilateral, Renal Tubule,             |                                                                          |            |
          Accumulation, Hyaline Droplet    |                                                                          |      5  2.4|
      Bilateral, Renal Tubule, Degeneration|                                                                          |      2  2.5|
      Bilateral, Renal Tubule, Pigmentation| 2        3                 2  2  2     1        1           2           1|     26  1.8|
      Pelvis, Dilatation                   | 2                                                                        |      1  2.0|
      Pelvis, Inflammation, Acute          |                                                                          |      1  2.0|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     | 2                                                                        |      2  1.5|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                |                                                                          |      1  2.0|
      Infiltration Cellular, Lymphocyte    |             1  1                    1                       1            |     10  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Transitional Epithelium, Hyperplasia |                                        3                                 |      2  2.5|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  26                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | A  +  +  +  +  +  A  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     | 1  1  3  2     2     3  1     2     2  2  1  1  1  2  2  2     1  2  2  2|             
      Clear Cell Focus                     |    1                          1                                          |             
      Eosinophilic Focus                   | 2              1                                         1        1  1   |             
      Hematopoietic Cell Proliferation     |                                                          1               |             
      Hepatodiaphragmatic Nodule           |                               X  X                                       |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |          1     1        1     1     1  2  1        1              1      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |       1        4     3              1           1  1  1  1     2  1      |             
      Necrosis                             |                                        1                                 |             
      Bile Duct, Hyperplasia               | 2     2     1              2     3           2                 1         |             
      Hepatocyte, Vacuolization Cytoplasmic|                                                          1     2         |             
                                            __________________________________________________________________________|             
   Mesentery                               |                +                                   +                     |             
      Fat, Necrosis                        |                2                                                         |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                   1                                               1      |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |                                                       1                 1|             
      Acinus, Hyperplasia, Focal           |       3                                         2                        |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pigmentation                         |                                                                          |             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                                                                          |             
      Parotid Gland, Atrophy               |             2                                                            |             
      Parotid Gland, Hyperplasia           |                                                                3         |             
      Sublingual Gland, Infiltration       |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
      Sublingual Gland, Metaplasia,        |                                                                          |             
          Squamous                         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |             2                                                            |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |             2                                                            |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       | 1                                                                        |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  27                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Glands, Cyst                         |             2                          1  1        2           1         |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  1        1        1  3     2     2  1  2  1  1  1  2     2  1  1  1|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                              1                       1   |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   |    4        3     2     2                    2           2        1     2|             
      Necrosis                             |                                                                3         |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |       2     1        3  1  3     2     1  2  1           2               |             
      Bilateral, Angiectasis               |       1  1     2        1              1  1     2  1  1  2              1|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |       1     1                                            1               |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                      2                                                   |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                        2                                 |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                           2              2               |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                      3                                                   |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  M  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  I  +  +  +  +  +  +  M  +|             
      Mineralization                       | 1  2  1     1  1           1     1     1  1  1     1  1           1     2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                3        2     1                                          |             
      Pars Distalis, Cyst                  |    1  2        2                                      2           2      |             
      Pars Distalis, Hyperplasia, Focal    |                                                    4              1      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  28                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Hemorrhage           |                                                                         2|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |    1                 2        1           1     1  1  3  2              1|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                      4   |             
      Inflammation, Chronic                |    1                    1           1                                   1|             
      Inflammation, Chronic Active         |       1                                                                  |             
      Bilateral, Inflammation, Chronic     |                                        1                                 |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy                   |                                              2                           |             
      Bilateral, Inflammation, Chronic     |                                        2              3                  |             
      Bilateral, Periovarian Tissue, Cyst  |             1                          2                                 |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Interstitial Cell, Hyperplasia       |                                                                          |             
      Periovarian Tissue, Cyst             |                                  4        4                              |             
      Rete Ovarii, Hyperplasia             |                1                       2                                 |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Hydrometra                           |                               3                                          |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                  1                                       |             
      Endometrium, Epithelium, Hyperplasia |                                                    2                     |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   | 2                                                                        |             
      Hyperplasia                          |                      2                    1              2     2     1   |             
      Myelofibrosis                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  29                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |       M                    +                             +               |             
      Inguinal, Degeneration, Cystic       |                                                                          |             
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |             
      Mediastinal, Hemorrhage              |                                                          2               |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                                        1  1              1               |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |       1  2        2  1                       1                           |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |             2                                                            |             
      Infiltration Cellular, Histiocyte    |    3  1     1  1  2  3  2     2  2  1  1  2  2  1  1  2  3  1  2  1  1  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Hematopoietic Cell Proliferation     |       1              3                             1     2     2         |             
      Pigmentation                         | 2     1        2              1     1  1                          1  1  1|             
      Lymphoid Follicle, Atrophy           |                                           1                              |             
      Lymphoid Follicle, Hyperplasia       |                      2                                                   |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2              2        2     3     1  4     1  1  1     1        1  4  1|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    1  1              1                 2  2     2  1  2  2        1     1|             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                                  4                                   3   |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                            2                                             |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active, Focal  |                                                                   2      |             
      Subcutaneous Tissue, Necrosis        |             2                                                            |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                                          |             
      Intervertebral Disc, Degeneration    |                                                                          |             
      Turbinate, Hyperostosis              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  30                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                             +            |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Mineralization             |                                                                          |             
      Hypothalamus, Compression            | 4                                   3                                2   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                             +            |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                             +            |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                   +                                                      |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           | 2              1  2                                                      |             
      Infiltration Cellular, Lymphocyte    |       1  1                                         1                     |             
      Infiltration Cellular, Histiocyte    |    1           1        1           2     1     1     1        1     1  1|             
      Infiltration Cellular, Mixed Cell    |                               1                                          |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                        1                 1               |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                             2  1         |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                   4                                                      |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    3  1  2  1  1        2  2  1  2  1  1  1  1  1  1  1     2     1  1   |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                      1   |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                          +               |             
      Lens, Cataract                       |                                                          2               |             
      Retina, Atrophy                      |                                                          4               |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                  2                                       |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |             1                    1           1              1  1  1  1  1|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  31                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 6| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7|             
                             DAY ON TEST   | 1| 3| 3| 8| 7| 3| 3| 8| 3| 3| 3| 3| 1| 3| 3| 2| 3| 3| 3| 3| 9| 2| 3| 2| 3|             
                                           | 1| 8| 8| 5| 4| 7| 2| 9| 8| 8| 7| 7| 5| 9| 7| 9| 7| 8| 7| 8| 8| 1| 8| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 2  1  1  2              2  2  1        1        1     1                  |             
      Bilateral, Inflammation, Chronic     |                                                    1                     |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |       1                                            1                 1   |             
      Bilateral, Mineralization            |    1           1           1     1        1                    1         |             
      Bilateral, Nephropathy               |    1     1     1     1  1  2        1  1        1  1              1  1   |             
      Bilateral, Pelvis, Transitional      |                                                                          |             
          Epithelium, Hyperplasia          |                                           2                    1         |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                          2               |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|             2              3                                2            |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Inflammation, Chronic Active |                      2                    2                              |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                             1            |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |          1                                      1  1                     |             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  32                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     | 1  2  1  1  1  2  1  1  2  1  2  2  1  1  2  2     2     2  2     3  2  1|             
      Clear Cell Focus                     |                1     1           1                    1        2         |             
      Eosinophilic Focus                   |    1        1                       2        2        1              1  1|             
      Hematopoietic Cell Proliferation     |                1                                      1                  |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1  1  1     1           1     1           1              1  1     1  1   |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |             3  1  4  1  1  1  1        1  1  1     1  4  2  2        1  1|             
      Necrosis                             |                                                       1           1      |             
      Bile Duct, Hyperplasia               |                                                 4                        |             
      Hepatocyte, Vacuolization Cytoplasmic|          2                 1                          2        2         |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                         +|             
      Fat, Necrosis                        |                                                                         2|             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                            1                 1                    1      |             
      Acinus, Atrophy, Diffuse             |                   2                                                      |             
      Acinus, Atrophy, Focal               |             1        1     1     1                    1              1   |             
      Acinus, Hyperplasia, Focal           |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pigmentation                         |                                                                          |             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                                  1                                       |             
      Parotid Gland, Atrophy               |          3                                                               |             
      Parotid Gland, Hyperplasia           |                                                                          |             
      Sublingual Gland, Infiltration       |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
      Sublingual Gland, Metaplasia,        |                                                                          |             
          Squamous                         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  33                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Glands, Cyst                         |                   1        1     1                                       |             
                                            __________________________________________________________________________|             
   Tongue                                  |             +                                                            |             
      Epithelium, Hyperplasia, Focal       |             4                                                            |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1     1        1  1     2  1     2  1  1  1        2  3  2  1     1      |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          | 1                                            1                           |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                  4                                       |             
      Hyperplasia, Focal                   |    1     3                       1                       2               |             
      Necrosis                             |          3                                                               |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |          2  2                                2  1     2     1            |             
      Bilateral, Angiectasis               |    2  2           1  2  2  2           2  1           2  1  2     1  2  1|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                        2                       3         |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |          2     3                                                     2   |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       | 1  1           1  1  1        1     1        1     1     2     2     1  2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                           2                             2|             
      Pars Distalis, Cyst                  |    1                             3        3                    1  2  1   |             
      Pars Distalis, Hyperplasia, Focal    |                                  2     2                          2  3   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  34                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                   1           1                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                            4                                             |             
      Rathke's Cleft, Hemorrhage           |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                  1                 1                     |             
      C-Cell, Hyperplasia, Diffuse         |          4                                                               |             
      C-Cell, Hyperplasia, Focal           |                1  1  1     2           2  2     1        1  2  2         |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                |                               1                                          |             
      Inflammation, Chronic Active         |                                                    1     1        4      |             
      Bilateral, Inflammation, Chronic     |                                     1                                    |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                      2   |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Periovarian Tissue, Cyst  |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |          2                                   2                           |             
      Follicle, Cyst                       |                                           2                       2      |             
      Interstitial Cell, Hyperplasia       |                                        4                                 |             
      Periovarian Tissue, Cyst             |                                                 2                        |             
      Rete Ovarii, Hyperplasia             |                   2        1                                1            |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                              3                           |             
      Hydrometra                           |          3                             3              2              3   |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Fibrosis                |                                                    2                     |             
      Endometrium, Inflammation, Chronic   |                                  2                                       |             
      Endometrium, Epithelium, Hyperplasia |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                           +                              |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |       3                                                                  |             
      Hyperplasia                          |          2     3        1     1                       2        2         |             
      Myelofibrosis                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  35                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                +                                +                        |             
      Inguinal, Degeneration, Cystic       |                2                                                         |             
      Inguinal, Hyperplasia, Lymphoid      |                4                                                         |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                1           1                             2           2   |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |       1              1                       1     2     1               |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  1  2  2  2  3  1  2  2  2  2  2  2  2  2     1  2  1  2  2  1  2  3  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |    1                                                                     |             
      Depletion Cellular, Focal            |                      2                                                   |             
      Hematopoietic Cell Proliferation     |          3     3                                      1           1      |             
      Pigmentation                         |       2           1           1  1  1  1  1                 1  2     1  1|             
      Lymphoid Follicle, Atrophy           |                         1                                                |             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +|             
      Atrophy                              |    1     1     2     1           1     1  2              2     2     1  1|             
      Cyst                                 |                         2              2                                 |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                             2            |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2  1  1     3  2        1  1     1  1  2     2     2     2  1  1     1   |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                      2                                                   |             
      Inflammation, Chronic                |                                                                   2      |             
      Epithelium, Hyperplasia              |          4                                                               |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active, Focal  |                                                                          |             
      Subcutaneous Tissue, Necrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                              1                           |             
      Femur, Hyperostosis                  |          2  3                    2     1     2  1                        |             
      Intervertebral Disc, Degeneration    |                                                    2                     |             
      Turbinate, Hyperostosis              |             2                                                            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  36                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Mineralization             |                                                                          |             
      Hypothalamus, Compression            |       2                                            2                     |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                              2                    3      |             
      Infiltration Cellular, Lymphocyte    |       1                       1                                          |             
      Infiltration Cellular, Histiocyte    |    1        1     1  1  1           1     1  1           1              1|             
      Infiltration Cellular, Mixed Cell    |                                                       1                  |             
      Mineralization                       |                                                          1               |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                2                 1     2                    1     1  1   |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                             2            |             
      Inflammation, Chronic Active         | 3                                                                        |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                   2                 2                                    |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1  2     2  2     1  1  3  1  2     1  2  2  1  1     2     1  1  1     2|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Glands, Cyst                         |             2                                                            |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                      +   |             
      Lens, Cataract                       |                                                                      2   |             
      Retina, Atrophy                      |                                                                      4   |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                     1     1           1                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  37                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 2| 3| 1| 3| 3| 3| 3| 7| 3| 3| 3| 6| 3| 3| 3|             
                                           | 7| 9| 1| 1| 8| 7| 7| 8| 7| 9| 2| 7| 1| 7| 7| 8| 9| 2| 8| 8| 8| 9| 9| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic                |             1        1                                                   |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1  1  1  1     1  1     1     1  1     2     1  1  1     1     1        1|             
      Bilateral, Inflammation, Chronic     |                            1                                1        2   |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                      1                          1              1         |             
      Bilateral, Mineralization            |       1                                                              1   |             
      Bilateral, Nephropathy               |    1        1  1  1  1     1     1     1  1  2                 2  1     1|             
      Bilateral, Pelvis, Transitional      |                                                                          |             
          Epithelium, Hyperplasia          |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                3         |             
      Bilateral, Renal Tubule, Pigmentation|                            1                    3                        |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Inflammation, Chronic Active |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |       1                                                                 1|             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  38                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  A  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                      2                                                   |             
      Basophilic Focus                     | 1  2     2  1  2  2  2  2  2  1  2  2  2  3  3     3  2     2  1  1     2|             
      Clear Cell Focus                     |                               1  1        1                    1         |             
      Eosinophilic Focus                   | 1              1  1              1              1              1        1|             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                         X                                                |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1  1        1  1  1  1  1                       1  1  1     1            |             
      Inflammation, Chronic                |                                                                   1      |             
      Mixed Cell Focus                     | 2        1     1  1  2                 2           1           1         |             
      Necrosis                             |                                        2                                 |             
      Bile Duct, Hyperplasia               |                         1  1        1        2           2           2   |             
      Hepatocyte, Vacuolization Cytoplasmic|             1                 1        1                                 |             
                                            __________________________________________________________________________|             
   Mesentery                               |                               +                 +     +                  |             
      Fat, Necrosis                        |                                                 2     3                  |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    | 1           1                                                            |             
      Acinus, Atrophy, Diffuse             |                                                 2                        |             
      Acinus, Atrophy, Focal               | 1                                                  1           2  1  1  1|             
      Acinus, Hyperplasia, Focal           |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pigmentation                         |                                                                          |             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                                                                          |             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Hyperplasia           |                                                                          |             
      Sublingual Gland, Infiltration       |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
      Sublingual Gland, Metaplasia,        |                                                                          |             
          Squamous                         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Inflammation, Chronic                |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  39                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Glands, Cyst                         |                         1  1                 1     1                     |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |       2  1  1  2  1  1  1  2  2  1  1     2     1  2  1  1  1  2  1  1  2|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                              1                           |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   | 2                                1  2                                    |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |          2  1  2  2  1                                      2            |             
      Bilateral, Angiectasis               | 2           1     1  2  2           2     2     1     2  1     2        1|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                 2                        |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Inflammation, Chronic     |                      2                                                   |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                         2                                                |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                               2                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   | 2                                                                        |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  +  +  +  +  +  +  +  I  +  +  +  +  +  M  +  +  +  +  +|             
      Mineralization                       |       1        1  1  2  2  2     2        2  1        1        1  1  1  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                           4                              |             
      Pars Distalis, Cyst                  | 2                 2     2     1                                2         |             
      Pars Distalis, Hyperplasia, Focal    |                   3           3                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  40                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Hemorrhage           |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 | 1                                                                       1|             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           | 1        2     2           1  2              1     1                 2  1|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                   1                                   2                  |             
      Inflammation, Chronic                | 2                                                        1               |             
      Inflammation, Chronic Active         |                                                             1            |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                      2                                                   |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Periovarian Tissue, Cyst  |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                  2              4                        |             
      Interstitial Cell, Hyperplasia       |                                                                          |             
      Periovarian Tissue, Cyst             |          4                                                              3|             
      Rete Ovarii, Hyperplasia             |             1     1                          2        4     1            |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Hydrometra                           |                            3                             2        1      |             
      Endometrium, Cyst                    |                                                                3         |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Inflammation, Chronic   |                   1                                                      |             
      Endometrium, Epithelium, Hyperplasia |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |    1        1                                                            |             
      Hyperplasia                          |                   2        1           2                                 |             
      Myelofibrosis                        |                   2                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  41                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Inguinal, Degeneration, Cystic       |                                                                          |             
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                        1                                 |             
      Degeneration, Cystic                 |             2     1     1                 2              2        1  1  1|             
      Hemorrhage                           |                2                                                         |             
      Hyperplasia, Lymphoid                |             1        1  1     1  1                 1                     |             
      Infiltration Cellular, Histiocyte    |                                     1                                    |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                1         |             
      Hemorrhage                           |                      2                                                   |             
      Infiltration Cellular, Histiocyte    | 2  2     2  1  3  2  2  2  1  2  1  2  2  2  1  2     2  2  2  2  3  2  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Hematopoietic Cell Proliferation     |                                        3                                2|             
      Pigmentation                         | 1  2     2  1  2  1  2  2     1           1     1     2     1  1  2      |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |    2  3     1              1     1  2  3  1        1        1     2      |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |          1                                                               |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    2     2  1        1  2  3  2  1  1        1     1     2  1  1        1|             
      Fibrosis                             |                               2                       3                  |             
      Galactocele                          |                                        3        2     2                  |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                                           2                              |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active, Focal  |                                                                          |             
      Subcutaneous Tissue, Necrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                              3           3              3|             
      Intervertebral Disc, Degeneration    |                                                                          |             
      Turbinate, Hyperostosis              |                                                          3              2|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  42                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |    +                                                                 +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Mineralization             |                                                          1               |             
      Hypothalamus, Compression            |          2     1                                                         |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |    +                                                                 +   |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |    +                                                                 +   |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                             2            |             
      Infiltration Cellular, Lymphocyte    |          1                                                               |             
      Infiltration Cellular, Histiocyte    |             1  1  1     1  1     1     1           1  1  1     1        1|             
      Infiltration Cellular, Mixed Cell    |                                           1     1           1            |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                  2                                       |             
      Interstitium, Inflammation, Chronic  |                      1        1     2                             1      |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                            2                                             |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                   1      |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |             2                                                            |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1        2  2  3  2  2  2  2  2  1  2  2  1  2  1  1  2  2  1  3     2  1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |          2                                                               |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Glands, Cyst                         |                                        1                                 |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                  +                                       |             
      Lens, Cataract                       |                                  1                                       |             
      Retina, Atrophy                      |                                  4                                       |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                             2            |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1        1  1     1  1        1  1  1                 1     1  1  1      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  43                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 6| 7|             
                             DAY ON TEST   | 3| 9| 8| 6| 8| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 0| 7| 3|             
                                           | 7| 8| 8| 3| 3| 8| 7| 9| 9| 9| 8| 8| 7| 9| 7| 8| 9| 7| 7| 7| 2| 9| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1  1                 1                    1     1     2           1  1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                                           1           1     1            |             
      Bilateral, Mineralization            |                1     1           1                 1                     |             
      Bilateral, Nephropathy               | 1              1  1  1     1                 1  1  1  1  1           1  1|             
      Bilateral, Pelvis, Transitional      |                                                                          |             
          Epithelium, Hyperplasia          |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                               4                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|       3        2                                                     1   |             
      Pelvis, Dilatation                   |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                    1                     |             
      Pelvis, Inflammation, Chronic Active |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                               1                       1                 1|             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                                          2               |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  44                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|  91        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      1  2.0|
      Basophilic Focus                     | 1  1  2  1  1  2  2        1     2  2  2  3  2  3  2  2     2        3  2|     82  1.8|
      Clear Cell Focus                     |                                     1           1                        |     13  1.1|
      Eosinophilic Focus                   |    1        1  2                                            1  1         |     24  1.2|
      Hematopoietic Cell Proliferation     |                                                                          |      3  1.0|
      Hepatodiaphragmatic Nodule           | X                                                                        |      4     |
      Infiltration Cellular, Lymphocyte    |          1                                                               |      1  1.0|
      Infiltration Cellular, Mixed Cell    |       1     1        1     1        1     3     1  1                 1   |     40  1.1|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Mixed Cell Focus                     |       2        1  1  2  1  1           2        1  1        1        1   |     45  1.5|
      Necrosis                             |                                                                          |      4  1.3|
      Bile Duct, Hyperplasia               |                      1     1  2  1                       2        1      |     20  1.7|
      Hepatocyte, Vacuolization Cytoplasmic|    1                 2                                         4         |     12  1.7|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   6        |
      Fat, Necrosis                        |                                                                          |      4  2.3|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |    1           1                    1                                    |     10  1.0|
      Acinus, Atrophy, Diffuse             |                         3                                                |      3  2.3|
      Acinus, Atrophy, Focal               |    1                 2                    1     1                        |     18  1.1|
      Acinus, Hyperplasia, Focal           |    3              3              1                                       |      5  2.4|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Pigmentation                         |                3                                                         |      1  3.0|
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |            |
           Squamous                        |                                                                          |      1  1.0|
      Parotid Gland, Atrophy               |                                                                          |      2  2.5|
      Parotid Gland, Hyperplasia           |                                                                          |      1  3.0|
      Sublingual Gland, Infiltration       |                                                                          |            |
          Cellular, Lymphocyte             |                                              1                           |      1  1.0|
      Sublingual Gland, Metaplasia,        |                                                                          |            |
          Squamous                         |                         1                                                |      1  1.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  45                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Ulcer                                |                                                                   3      |      1  3.0|
      Epithelium, Hyperplasia              |       1                                                                  |      2  1.5|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                                                                          |      2  1.5|
      Glands, Cyst                         | 1           1        1        1        1              1           1  1   |     20  1.1|
                                            __________________________________________________________________________|____________|
   Tongue                                  |                                                                          |   1        |
      Epithelium, Hyperplasia, Focal       |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       |    1  2     1  4  1  1  2  1  1  1     1     1  1  2  2     2        1  2|     71  1.4|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                          |      4  1.0|
      Hematopoietic Cell Proliferation     |                                                                          |      1  1.0|
      Hemorrhage                           |                                                                          |      1  4.0|
      Hyperplasia, Focal                   |          2                       3  1           1           1     2  2  2|     23  1.9|
      Necrosis                             |                                                                          |      2  3.0|
      Vacuolization Cytoplasmic, Diffuse   |                                                                2         |      1  2.0|
      Vacuolization Cytoplasmic, Focal     |                      1                       1     2                 1  2|     27  1.7|
      Bilateral, Angiectasis               | 2  2  1           2  1           2     2  2        1  2     3  1     2  1|     51  1.6|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      3  1.0|
      Bilateral, Hyperplasia, Focal        |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Mixed Cell                      |                                                                          |      1  2.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      1  2.0|
      Bilateral, Necrosis                  |                4                                                         |      1  4.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |                                                                          |      3  2.3|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  M  +  M  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|  94        |
      Hyperplasia, Focal                   |                                                                          |      6  2.2|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  46                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|  94        |
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +  +|  90        |
      Mineralization                       | 2        1     1  1  1  2  1           1        1     1  1           1  1|     54  1.2|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Pars Distalis, Angiectasis, Focal    |                         3           2                                3   |      9  2.4|
      Pars Distalis, Cyst                  |                         2           1           1        2              2|     21  1.8|
      Pars Distalis, Hyperplasia, Focal    |                                                 2                        |      9  2.4|
      Pars Distalis, Inflammation, Chronic |                                                                          |      2  1.0|
      Pars Distalis, Pigmentation          |                                           2                              |      1  2.0|
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |      1  4.0|
      Rathke's Cleft, Hemorrhage           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ultimobranchial Cyst                 |                                                                          |      4  1.0|
      C-Cell, Hyperplasia, Diffuse         |                                                                          |      1  4.0|
      C-Cell, Hyperplasia, Focal           | 1  2  1              2  1     1        2  1     2           2        1   |     39  1.5|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|  96        |
      Hyperplasia, Focal                   |                                                             3            |      4  2.5|
      Inflammation, Chronic                |       1                             1                                    |      9  1.1|
      Inflammation, Chronic Active         |                      2                                1                  |      7  1.6|
      Bilateral, Inflammation, Chronic     |                                                                          |      2  1.0|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                        1                                 |      2  1.5|
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Bilateral, Atrophy                   |                         3                                                |      2  2.5|
      Bilateral, Inflammation, Chronic     |                                                                          |      2  2.5|
      Bilateral, Periovarian Tissue, Cyst  |                                                                          |      2  1.5|
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |      2  2.0|
      Follicle, Cyst                       |                                        1                                 |      5  2.2|
      Interstitial Cell, Hyperplasia       |                                                                          |      1  4.0|
      Periovarian Tissue, Cyst             |             3                                                            |      6  3.3|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  47                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Rete Ovarii, Hyperplasia             |                         2  1                    2  2                     |     14  1.6|
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hemorrhage                           |                                                                          |      1  3.0|
      Hydrometra                           |    2                    3                                                |     10  2.5|
      Endometrium, Cyst                    |                                                    2                 3   |      3  2.7|
      Endometrium, Fibrosis                |                                                                          |      1  2.0|
      Endometrium, Inflammation, Chronic   |                                                                          |      3  1.3|
      Endometrium, Epithelium, Hyperplasia |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Vagina                                  |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |          1                                                               |      5  1.6|
      Hyperplasia                          | 1              1     1           1                             2         |     19  1.6|
      Myelofibrosis                        |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                   +      |   5        |
      Inguinal, Degeneration, Cystic       |                                                                          |      1  2.0|
      Inguinal, Hyperplasia, Lymphoid      |                                                                          |      1  4.0|
      Mediastinal, Hemorrhage              |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              |                                                                          |      1  1.0|
      Degeneration, Cystic                 | 1  1                             1                          1            |     19  1.3|
      Hemorrhage                           |                2                                                         |      2  2.0|
      Hyperplasia, Lymphoid                |             2           2        2           2     1                     |     21  1.3|
      Infiltration Cellular, Histiocyte    |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Degeneration, Cystic                 |                                                                          |      1  1.0|
      Hemorrhage                           |                            3                                             |      3  2.3|
      Infiltration Cellular, Histiocyte    | 2  2  1  1  3     2  2  3  2  2     2  1  2  1  2  2  2  1  2  3  1  2  2|     92  1.8|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                          |      1  1.0|
      Depletion Cellular, Focal            |                                                                          |      1  2.0|
      Hematopoietic Cell Proliferation     | 2              2                                1                       1|     15  1.9|
      Pigmentation                         |       1  2  1     1  2     1        2  1  1     1  1        3  1         |     48  1.3|
      Lymphoid Follicle, Atrophy           |          2                                                               |      3  1.3|
      Lymphoid Follicle, Hyperplasia       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  95        |
      Atrophy                              |    2        1  4     2              1     1  3     3  1  4  2  3  4      |     48  1.8|
      Cyst                                 |                1                                                         |      3  1.7|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  48                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Hemorrhage                           |                                                                          |      1  1.0|
      Epithelial Cell, Hyperplasia         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 | 1  3     1  2        2  2     2  1  1  1                 2        2      |     54  1.5|
      Fibrosis                             |                                                                          |      2  2.5|
      Galactocele                          |                                                                         3|      7  2.7|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Epithelium, Hyperplasia              |                                                       2                  |      4  2.5|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic Active, Focal  |                                                                          |      1  2.0|
      Subcutaneous Tissue, Necrosis        |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |                                                                          |      1  1.0|
      Femur, Hyperostosis                  |                                                          4               |     10  2.4|
      Intervertebral Disc, Degeneration    |                                                                          |      1  2.0|
      Turbinate, Hyperostosis              |                                                                          |      3  2.3|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                      +                                                   |   4        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cerebrum, Mineralization             |                                           1                              |      2  1.0|
      Hypothalamus, Compression            |                            2  3                                          |      9  2.3|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                      +                                                   |   4        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                      +                                                   |   4        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                           1                              |      7  1.9|
      Infiltration Cellular, Lymphocyte    |                                                                          |      6  1.0|
      Infiltration Cellular, Histiocyte    | 1  1                       1  1        1  1     1  1                 1  1|     42  1.0|
      Infiltration Cellular, Mixed Cell    |                                                                          |      5  1.0|
      Mineralization                       |                                                                          |      1  1.0|
      Pigmentation                         |                4                                                         |      1  4.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  49                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
           Focal                           |             4                    3                                       |      3  3.0|
      Interstitium, Inflammation, Chronic  |       1     1  2  1              1  1                       1  1         |     20  1.2|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                         1|      2  1.5|
      Inflammation, Chronic Active         |                2     2           2                    2                  |      8  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                            1           1              2                  |      6  1.5|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                                   2      |      3  2.7|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       | 1  1  2     3  2  2  2  1  1  2  2  1  1  1     2  1  3  1  2  1  3  2  2|     83  1.6|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Glands, Cyst                         |                                                                          |      2  1.5|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                         +                                                |   4        |
      Lens, Cataract                       |                         2                                                |      4  1.8|
      Retina, Atrophy                      |                         4                                                |      4  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                                                                          |      2  2.0|
      Hyperplasia, Focal                   |                                                       2                  |      1  2.0|
      Infiltration Cellular, Lymphocyte    | 1     1     1     1  1     1           1           1     1     1         |     33  1.0|
      Inflammation, Chronic                |          2                                                               |      3  1.3|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                1              1                 1           1        1  1|     40  1.2|
      Bilateral, Inflammation, Chronic     |                         2                 1                              |      6  1.3|
                                            __________________________________________________________________________|____________|
   Lacrimal Gland                          |                                        +                                 |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infarct                              |                                                 2                        |      1  2.0|
      Inflammation, Chronic Active         |                2                                                         |      1  2.0|
      Mineralization                       | 1                                      1                    1            |     12  1.0|
      Bilateral, Mineralization            |                                                                          |     12  1.0|
      Bilateral, Nephropathy               |    1  1                 2  2     1     1        1           1           1|     46  1.1|
      Bilateral, Pelvis, Transitional      |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  50                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 6| 7| 6| 6| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 8| 3| 9| 3| 9| 3| 3| 3| 3| 3| 3| 3| 8| 3| 2| 3| 6| 3| 6| 3| 3| 3|            |
                                           | 7| 7| 8| 2| 8| 0| 7| 2| 9| 7| 8| 8| 8| 8| 7| 3| 9| 2| 7| 2| 8| 9| 2| 8| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
          Epithelium, Hyperplasia          |                                                                          |      2  1.5|
      Bilateral, Renal Tubule,             |                                                                          |            |
          Accumulation, Hyaline Droplet    |                                                                          |      2  3.0|
      Bilateral, Renal Tubule, Degeneration|                                                                3         |      2  3.0|
      Bilateral, Renal Tubule, Pigmentation|                         2     1                                         1|     11  1.9|
      Pelvis, Dilatation                   |                2                                                         |      1  2.0|
      Pelvis, Inflammation, Chronic        |                1                                                         |      2  1.0|
      Pelvis, Inflammation, Chronic Active |                                                 2                        |      3  2.0|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Infiltration Cellular, Lymphocyte    |                                                       1                  |      9  1.0|
      Inflammation, Chronic                |                         2                          1                     |      2  1.5|
      Transitional Epithelium, Hyperplasia |                                                                          |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  51                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  A  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     | 1        1  1  1  2  2  1     2     2  2  2  1  1     3  2  2     2  2  2|             
      Clear Cell Focus                     |                      1              1                                    |             
      Eosinophilic Focus                   |                   2     1              2  1  1        1     1     1  1  2|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                            X                                            X|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |    1     2        1     1     1        1  1           1     1     1      |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mixed Cell Focus                     | 1  1     2  4  2  1     2     1     1                 2  1           1   |             
      Necrosis                             |                2                                                         |             
      Pigmentation                         |                                                                          |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               | 1     1                    2     3        1              2     1         |             
      Hepatocyte, Hypertrophy              |                                                    2                     |             
      Hepatocyte, Vacuolization Cytoplasmic|                                                    3        1            |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
      Fat, Necrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |             1     1                       1                              |             
      Metaplasia, Hepatocyte               |                                                                2         |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               | 1              2                       2     1                    1      |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |                                                                          |             
      Artery, Inflammation, Chronic        |                         3                                                |             
      Duct, Hyperplasia                    |                                                    1                     |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Hyperplasia     |                                                                          |             
      Parotid Gland, Atrophy               |                                                                2         |             
      Parotid Gland, Inflammation, Acute   |                                                                          |             
      Sublingual Gland, Atrophy            |                   2                                                      |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  52                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                                                    1                     |             
      Inflammation, Acute                  |          2                                                               |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                    2                     |             
      Erosion, Focal                       |                                                                          |             
      Glands, Congestion                   |                                                                          |             
      Glands, Cyst                         | 1           1                          1              1        2  1      |             
      Muscularis, Mineralization           |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                  +                                       |             
      Epithelium, Hyperplasia, Focal       |                                  3                                       |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Malformation                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                         2|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1     2        2  1     1  2  1  2  1  1  2  1     1        1  1  1  1  2|             
      Artery, Inflammation, Chronic        |                                                                          |             
      Atrium, Thrombosis                   |                                                                3         |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration                         |          2                                                               |             
      Hematopoietic Cell Proliferation     |                                                    1                     |             
      Hyperplasia, Focal                   | 2                 1              1                                   2   |             
      Hypertrophy, Focal                   |                                                                          |             
      Mineralization                       |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |       2        2                 2                       1        1      |             
      Bilateral, Angiectasis               | 2        2  1                                1  2     2  1        2  2  2|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                          1               |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                            2                                             |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  53                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                  1                 1                     |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  M  +  I  +  +  +  +  M  M  +  +  +  +  +  +  +  M  +  +  +|             
      Mineralization                       |       1           1     2     1  1        2  1     1  2           1  1  2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Angiectasis           |                                                                          |             
      Pars Distalis, Cyst                  | 2     1     2     2     2        1           1     1  2           1     1|             
      Pars Distalis, Hyperplasia, Focal    |             3                    4                                       |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                   1     1                                               1|             
      C-Cell, Hyperplasia, Focal           | 2        1              2     1  1           1  1  3     1     2     1   |             
      Follicle, Cyst                       |                         1                                                |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Cyst                                 |                                                       3  1               |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                |                   1                                1  1  1               |             
      Inflammation, Chronic Active         |                               1                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                  1                                       |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Follicle, Cyst            |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |          1              1                                   4            |             
      Rete Ovarii, Hyperplasia             |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                                                          |             
      Pigmentation                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                         3                                                |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Inflammation, Acute     |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                    1        1            |             
      Endometrium, Pigmentation            |                                                             1            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  54                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |          1  2        1                                4                  |             
      Hyperplasia                          |                                           2  1  1  2                     |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                         +                                                |             
      Mediastinal, Pigmentation            |                                                                          |             
      Pancreatic, Infiltration Cellular,   |                                                                          |             
           Histiocyte                      |                         3                                                |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                1                                1                        |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |    1                                      2                              |             
      Infiltration Cellular, Histiocyte    |                                                                   1      |             
      Pigmentation                         |                                              2                           |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Degeneration, Cystic                 |                         1                                                |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 3  2  3  2  3  2  2  1  2     2  1  1  1  2  2  2  1  2  2        3  2  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                   2      |             
      Fibrosis                             |                                        2                                 |             
      Hematopoietic Cell Proliferation     |    1                                         1  2  3  3     1     1  1  1|             
      Pigmentation                         | 2  2     2  1  2  2  2        2     2  2  2     1           2        1  2|             
      Lymphoid Follicle, Atrophy           |          1                                                               |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Atrophy                              | 1  1     3     2  2           4     1  3     3  2  3  1                  |             
      Cyst                                 |                                              2                       2   |             
      Ectopic Parathyroid Gland            |                                                                          |             
      Hemorrhage                           |                2                                                         |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                         1                                            4   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    3  2  3        2  2  2  2              1     3     2  1  1     2  1  1|             
      Galactocele                          |                2              3  2                             1         |             
      Inflammation, Chronic                |                2                                                         |             
      Epithelium, Hyperplasia              |                                        1                                 |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  55                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hyperkeratosis, Focal                |                                                                          |             
      Hyperkeratosis                       |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Nipple, Hyperkeratosis               |                                                                          |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
           Chronic                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                  2                    2                  |             
      Femur, Hyperostosis                  |                                  3           2     1  4  3        3      |             
      Maxilla, Hyperostosis                |                                                    2                     |             
      Turbinate, Hyperostosis              |                                  2                    2           3      |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |    4     2                    1                             1            |             
      Pons, Compression                    |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |             1  2                                                         |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |             1                          2           1        1        1   |             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  | 1     1                                            1  2        1  1      |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                        1                    1            |             
      Inflammation, Chronic Active         |                   2                                   2                 2|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                              2                           |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  56                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1  1  2  1  2  1  2     3  1  2  2  2  1  1  2        3     1  2  2  2  1|             
      Olfactory Epithelium, Mineralization,|                                                                          |             
           Focal                           |                      1                                                   |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                        1           1                 1   |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                          1  1           1|             
      Inflammation, Chronic Active         |                                                                1         |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                   +                                                      |             
      Atrophy                              |                   4                                                      |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Cornea, Inflammation, Acute          |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Cyst                                 |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1           1  1  1     1              1     1        1           1   |             
      Inflammation, Chronic                |                                  1     1              1     1            |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1                                                                 1     1|             
      Bilateral, Inflammation, Chronic     |          1              1                    1     1                     |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydronephrosis                       |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |       1     1                                1        1              1   |             
      Bilateral, Mineralization            | 1                             1  1     1                 1     1  1     1|             
      Bilateral, Nephropathy               |    1  1  1  1  1     1  1  1  1     1  1  1  1     3  1     1  1  1     1|             
      Bilateral, Pigmentation              |    1                                               3                     |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                           2                              |             
      Bilateral, Renal Tubule, Degeneration|                                                 3                        |             
      Bilateral, Renal Tubule, Pigmentation|                                  2        1                    2        1|             
      Capsule, Fibrosis, Focal             |             2                                                            |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  57                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 6| 7| 6| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 5| 7| 1| 3| 8| 3| 2| 3| 2| 1| 3| 3| 3| 3| 3| 1| 2| 3| 3| 3| 9| 3| 3| 3|             
                                           | 8| 7| 3| 7| 9| 7| 7| 9| 7| 5| 1| 8| 9| 8| 8| 8| 9| 8| 7| 7| 2| 4| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
      Renal Tubule, Necrosis               |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Calculus Micro Observation Only      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                     1                                    |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  58                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  A  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                        2                                 |             
      Basophilic Focus                     |    2  2  3     2  2  1  2  2  2  2     2  4     2  2  3  2  3  2  2  3  2|             
      Clear Cell Focus                     |       1           1  1           1     1        1  1     1               |             
      Eosinophilic Focus                   |          1        1                    1     1                 1  2  1  2|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                    1              2      |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                 1                        |             
      Infiltration Cellular, Mixed Cell    |                2     1  2           1  1                 1               |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mixed Cell Focus                     |       1        3     3  1  1  1        3  4     4        4  1  2  4  1   |             
      Necrosis                             |                                           1        2                     |             
      Pigmentation                         |                                                                          |             
      Tension Lipidosis, Focal             |                               X                                          |             
      Bile Duct, Hyperplasia               | 1              1           1        1                                1   |             
      Hepatocyte, Hypertrophy              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|                               1              1     1                     |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +                                      +                              |             
      Fat, Necrosis                        |    3                                      1                              |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Metaplasia, Hepatocyte               |       1                                                                  |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |       1                       1           1           1  1  1     1      |             
      Acinus, Basophilic Focus             |                   1                                                     1|             
      Acinus, Hyperplasia, Focal           |       2                 2                                                |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Duct, Hyperplasia                    |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Hyperplasia     |                               2                                          |             
      Parotid Gland, Atrophy               |                                                                         1|             
      Parotid Gland, Inflammation, Acute   |                               2                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  59                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                          |             
      Glands, Congestion                   |                                                                          |             
      Glands, Cyst                         |       1                          1        1                       1  1   |             
      Muscularis, Mineralization           |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Malformation                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  1  1        2  1  1  1  1  1        1  1  1  1           1  1  1      |             
      Artery, Inflammation, Chronic        |                         1                                                |             
      Atrium, Thrombosis                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                     1                                    |             
      Degeneration                         |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |                1           1                                             |             
      Hypertrophy, Focal                   |                2                                                         |             
      Mineralization                       |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |          2     2  2                                                      |             
      Bilateral, Angiectasis               |       2           1                    2  1     2  2  1  2     2     1  2|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                              1     2                     |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                         1                                                |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Pigmentation              |                         1                 1                              |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |       2                                                                  |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  60                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                   1           2                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M|             
      Mineralization                       |    1           1     1  1  1              1  1  1     3  1  1  1  2  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  I  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                    1                     |             
      Pars Distalis, Angiectasis           |                                                                          |             
      Pars Distalis, Cyst                  |                                     2           1                       3|             
      Pars Distalis, Hyperplasia, Focal    |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                        1           3                     |             
      C-Cell, Hyperplasia, Focal           |    1  3           1  2  1  1  1  1                 1  3  1     1        2|             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                   3                          2                           |             
      Hyperplasia, Focal                   | 1                          3                                             |             
      Inflammation, Chronic                |          1           1  1                             1                  |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |                1                                                         |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                            2                                             |             
      Mineralization                       |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Follicle, Cyst            |                                                                         4|             
      Bilateral, Rete Ovarii, Hyperplasia  |                      3  3                                                |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |                                                    3                     |             
      Rete Ovarii, Hyperplasia             |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                              1        2                  |             
      Pigmentation                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Endometrium, Cyst                    |             2           1                       2              1         |             
      Endometrium, Inflammation, Acute     |                                                 2                        |             
      Endometrium, Inflammation, Chronic   |                                     1                                    |             
      Endometrium, Pigmentation            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  61                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |                                     2        2     2        2     2      |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
      Pancreatic, Infiltration Cellular,   |                                                                          |             
           Histiocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                | 1  1                    1                                         2      |             
      Infiltration Cellular, Histiocyte    |                                                                      1   |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                    3                     |             
      Hyperplasia, Lymphoid                |                      1                                            1      |             
      Infiltration Cellular, Histiocyte    | 2  2  1  3     2  3     2  2  2  2  1  2  2  2  2     2  2  2  2     1  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                   1           2     2              2     1        1  1   |             
      Pigmentation                         | 2  2           2     1  1        2     1  2           2  2  1  2     1  2|             
      Lymphoid Follicle, Atrophy           |                                              2                           |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +|             
      Atrophy                              |          1  3     4        3  1  2                 2  1     1        1  3|             
      Cyst                                 |                                     3                                    |             
      Ectopic Parathyroid Gland            |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |    2                                                                     |             
      Epithelial Cell, Hyperplasia         |                         1                                                |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2  1  2  2     2     1                    1     2     2  2     2  3  2  1|             
      Galactocele                          |             2           2  1                                             |             
      Inflammation, Chronic                |                                     1                                    |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  62                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hyperkeratosis, Focal                |                                                                          |             
      Hyperkeratosis                       |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Nipple, Hyperkeratosis               |                3                                                         |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
           Chronic                         |                                     1                                    |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |          3        1     1                             3                  |             
      Maxilla, Hyperostosis                |                                                                          |             
      Turbinate, Hyperostosis              |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |    3              1                                               1      |             
      Pons, Compression                    |                      2                                                   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1                                                  1  1               |             
      Infiltration Cellular, Histiocyte    |    1              1     1        1  1  1                             1  1|             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                               1        1        1                        |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                        1                                 |             
      Inflammation, Chronic Active         |                               2                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                        1                                 |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                         2                                                |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  63                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 3     2  2  2  2  1  3  3  2  3  3  2  1  1  1  2  1  2  1     2  2  1  2|             
      Olfactory Epithelium, Mineralization,|                                                                          |             
           Focal                           |                                                                          |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                   1  1   |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                    +                     |             
      Atrophy                              |                                                    4                     |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Cornea, Inflammation, Acute          |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                            2                                   2         |             
      Cyst                                 |                      1                                                   |             
      Infiltration Cellular, Lymphocyte    | 1              1  1              1        1        1                 1   |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1  1                 1           1                 1  1  1  2  2     1|             
      Bilateral, Inflammation, Chronic     |                      1                 1        1                        |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydronephrosis                       |                                                                          |             
      Infarct                              |                                              2                           |             
      Mineralization                       | 1                                   1           1  1                     |             
      Bilateral, Mineralization            |                                                                          |             
      Bilateral, Nephropathy               | 1  1  1  1     2  2  1     1  1     1  1  1              1     1  2  1  1|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|          2  2                                                            |             
      Capsule, Fibrosis, Focal             |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                              2                           |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  64                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 4| 3| 3| 8| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 1| 3| 3| 3| 3|             
                                           | 8| 8| 8| 7| 8| 8| 7| 7| 8| 7| 5| 7| 7| 9| 8| 9| 9| 2| 7| 7| 0| 8| 7| 7| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                   1                                                      |             
      Renal Tubule, Necrosis               |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Calculus Micro Observation Only      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |          1                                         1           1         |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  65                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                                                      2   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   | 1                                                                        |             
      Basophilic Focus                     | 2  2     1  1  2  2     3  3  2  2  3  3  1  2  4  2  1  2  2           2|             
      Clear Cell Focus                     |                         1                 1           1                 1|             
      Eosinophilic Focus                   | 2  1     1  1                 2     2              1        1     2      |             
      Fibrosis                             |          1                                                               |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                         1                       1                        |             
      Infiltration Cellular, Mixed Cell    |          1     1  1        1        2     1  1     1  2  1  1     1  3  2|             
      Inflammation, Chronic                |       1                                                                  |             
      Inflammation, Chronic Active         |                                                                2         |             
      Mixed Cell Focus                     | 1  1     4        2     1  4  1     2     2     1  1     2        1      |             
      Necrosis                             |                   2                 1                                    |             
      Pigmentation                         |                                                                          |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               |             1  1           1  1  1     2                    1     1  2   |             
      Hepatocyte, Hypertrophy              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|                                                          1           4   |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
      Fat, Necrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                            1     1                                1      |             
      Metaplasia, Hepatocyte               |                                                                          |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |    1           1                       1           1  1  1     1         |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |    3              3                                                      |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Duct, Hyperplasia                    |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Parotid Gland, Hyperplasia     |                                                                          |             
      Parotid Gland, Atrophy               |                                                                      2   |             
      Parotid Gland, Inflammation, Acute   |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  66                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                      2   |             
      Glands, Congestion                   |                                                          1               |             
      Glands, Cyst                         |    1     1        1     1     1                             1     1  2   |             
      Muscularis, Mineralization           |             3                                                            |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                +         |             
      Inflammation, Chronic                |                                                                2         |             
      Malformation                         |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |                1  1     1     1  1     1  1  1  1  2     1  1     1     2|             
      Artery, Inflammation, Chronic        |                                                                          |             
      Atrium, Thrombosis                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                             2            |             
      Degeneration                         |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |                1                 2     3     2     2                     |             
      Hypertrophy, Focal                   |                                                                          |             
      Mineralization                       |                                                                      2   |             
      Vacuolization Cytoplasmic, Focal     |    1           2  1     1  1  2  2                    2  2     3         |             
      Bilateral, Angiectasis               | 1  1     2     2  1     2     2  1  1              2     1        2     2|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                   1      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                           2                              |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                        2                                 |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  67                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  M  +  M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       | 1  1     1     1  1        1           1  1  1  1  1  1  1  1     1  2  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                               2                                4         |             
      Pars Distalis, Angiectasis           |                                                                          |             
      Pars Distalis, Cyst                  | 2                 2                       2                              |             
      Pars Distalis, Hyperplasia, Focal    |                   2                                                      |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                         1                                         1      |             
      C-Cell, Hyperplasia, Focal           | 4  2     1     1        3  2        2  3  2  1     1     1               |             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 1                          4                                             |             
      Hyperplasia, Focal                   |                      2                                                   |             
      Inflammation, Chronic                |       1                                                     1            |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |    2                    1           2                                    |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Bilateral, Atrophy                   |                                                                      3   |             
      Bilateral, Inflammation, Chronic     |                               2           2                              |             
      Bilateral, Pigmentation              |                                           2                          2   |             
      Bilateral, Follicle, Cyst            |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                           1                              |             
      Follicle, Cyst                       |          1                                                               |             
      Periovarian Tissue, Cyst             |                               1              2                           |             
      Rete Ovarii, Hyperplasia             |                                              1  1                       1|             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |       1  3                                                              2|             
      Pigmentation                         |                                        1                                 |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Inflammation, Acute     |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
      Endometrium, Pigmentation            |                   1                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  68                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                        +                                 |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |          1                                                               |             
      Hyperplasia                          |                                                                      2   |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                        +                                 |             
      Mediastinal, Pigmentation            |                                                                          |             
      Pancreatic, Infiltration Cellular,   |                                                                          |             
           Histiocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                             1     2      |             
      Hemorrhage                           |                         1                                            2   |             
      Hyperplasia, Lymphoid                |          1                                               2     3  2      |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |                                     1                                    |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  1  2  1  2  2  2     3  1  1  1  2  1  2  1  1  1  2  1  2  2  1  2   |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |    1     1              1                                                |             
      Pigmentation                         |          1     2  2     1     1     1     1  2  1  2  3  1  1  2  1      |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |    1        1  2        1        3     3     2        2        2  1  1  1|             
      Cyst                                 |                                  2                                       |             
      Ectopic Parathyroid Gland            |                                                                          |             
      Hemorrhage                           |       1                                                                  |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 3  1     2        1        2  3  2  1  2     2  1  3  2  2               |             
      Galactocele                          |             3           2                                   2        3   |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |             3                                                            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  69                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hyperkeratosis, Focal                |                                                                          |             
      Hyperkeratosis                       |                         2                                                |             
      Inflammation, Chronic                |                                        2                                 |             
      Inflammation, Chronic Active         |                                     1                                    |             
      Nipple, Hyperkeratosis               |                                                                          |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
           Chronic                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                         2|             
      Femur, Hyperostosis                  |             3              3     3                                       |             
      Maxilla, Hyperostosis                |                                                                          |             
      Turbinate, Hyperostosis              |             2                    3                                       |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |             +                                +                 +         |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |                                     1     1  1        3  1  1            |             
      Pons, Compression                    |                         2                                                |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |             +                                +                 +         |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |             +                                +                 +         |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |       +                                                                  |             
      Inflammation, Chronic                |       2                                                                  |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Hemorrhage                           |                1        2                                                |             
      Infiltration Cellular, Lymphocyte    |       1                                                                  |             
      Infiltration Cellular, Histiocyte    | 1           1                       1     1  1     1        1     1     1|             
      Pigmentation                         |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                         3                             4                  |             
      Interstitium, Inflammation, Chronic  |    1     1        1           1                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                | 2                                                                        |             
      Inflammation, Chronic Active         |                2           2                                             |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                      2                                                   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |             2                                                            |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  70                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 2  2  1  2  2  2  1     1  1  2  2  3  1  1  2  1  2  1  1  2     3  1  2|             
      Olfactory Epithelium, Mineralization,|                                                                          |             
           Focal                           |                                                                          |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |          1     1                                                         |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                           +  +                           |             
      Atrophy                              |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Cornea, Inflammation, Acute          |                                              1                           |             
      Lens, Cataract                       |                                           3  4                           |             
      Retina, Atrophy                      |                                           4  4                           |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Cyst                                 |                                                                          |             
      Infiltration Cellular, Lymphocyte    |       1     1           1           1                    1  1        1   |             
      Inflammation, Chronic                |                                        1                                 |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1        1     1              1  1        1  1  1  1              1     1|             
      Bilateral, Inflammation, Chronic     |    1              2                                                      |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          | +                                                                        |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydronephrosis                       |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |                   1        1        1        1           1     1         |             
      Bilateral, Mineralization            |    1                          1                                          |             
      Bilateral, Nephropathy               | 1  1     1     1        1  1     1  1  1  1  1     1  1     1     2     1|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |          2                                                               |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|          2                             1                                 |             
      Capsule, Fibrosis, Focal             |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  71                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 3| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| 7| 7| 5| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 5| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 9| 8| 3| 0| 3| 3| 0| 3| 8| 3|             
                                           | 8| 9| 8| 9| 7| 9| 7| 0| 9| 7| 8| 9| 7| 8| 9| 6| 6| 9| 3| 1| 9| 1| 8| 1| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
      Renal Tubule, Necrosis               |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Calculus Micro Observation Only      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1           1                                   1              1     1|             
      Inflammation, Chronic                |                   1                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  72                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  A  +  +|  96        |
      Ectopic Tissue                       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +|  96        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +  +|  93        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      2  1.5|
      Basophilic Focus                     | 2  3  2  2     2  2  1  2  2     2           2  1  1        3  2  1     2|     77  2.0|
      Clear Cell Focus                     |                   1        1                 1  1                        |     18  1.0|
      Eosinophilic Focus                   |       1                                      1     2                     |     30  1.3|
      Fibrosis                             |                                                                          |      1  1.0|
      Hematopoietic Cell Proliferation     |                                                                          |      2  1.5|
      Hepatodiaphragmatic Nodule           | X                                                  X                     |      4     |
      Infiltration Cellular, Lymphocyte    |                            1                                             |      4  1.0|
      Infiltration Cellular, Mixed Cell    |    2                 1           1     1     2  2           2            |     37  1.3|
      Inflammation, Chronic                |                               2                                          |      2  1.5|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Mixed Cell Focus                     |    2  1           1     4  1     1     2     2  4              1         |     49  1.9|
      Necrosis                             |                         1              1                                 |      7  1.4|
      Pigmentation                         |                               1                                          |      1  1.0|
      Tension Lipidosis, Focal             |                                                                          |      1     |
      Bile Duct, Hyperplasia               |    2  1  1                    1     1     2     1  1  3                 1|     31  1.3|
      Hepatocyte, Hypertrophy              |                                                                          |      1  2.0|
      Hepatocyte, Vacuolization Cytoplasmic|                               2        2                                 |      9  1.8|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                            +                    +     +                  |   5        |
      Fat, Necrosis                        |                                                 1     3                  |      4  2.0|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Infiltration Cellular, Lymphocyte    |       1     1                                   1                        |      9  1.0|
      Metaplasia, Hepatocyte               |                                                                          |      2  1.5|
      Acinus, Atrophy, Diffuse             |                                     3                                    |      1  3.0|
      Acinus, Atrophy, Focal               |    2     1                       2           1     2        1     2      |     26  1.2|
      Acinus, Basophilic Focus             |                                                                          |      2  1.0|
      Acinus, Hyperplasia, Focal           |                   2                                                      |      5  2.4|
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
      Duct, Hyperplasia                    |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  73                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Duct, Parotid Gland, Hyperplasia     |                                                                          |      1  2.0|
      Parotid Gland, Atrophy               |                                                                          |      3  1.7|
      Parotid Gland, Inflammation, Acute   |                                                                          |      1  2.0|
      Sublingual Gland, Atrophy            |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                |                                                                          |      1  1.0|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                                                         1|      1  1.0|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                |                                                                          |      1  2.0|
      Erosion, Focal                       |                                                       2                  |      2  2.0|
      Glands, Congestion                   |                                                                          |      1  1.0|
      Glands, Cyst                         |       1              1  1  1           2                    1  2         |     26  1.2|
      Muscularis, Mineralization           |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Tongue                                  |                                                                          |   1        |
      Epithelium, Hyperplasia, Focal       |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   1        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Malformation                         |                                                                          |      1     |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       |    2     2     1        1  2     2  1  1     1  1  1  2     2  2     1  2|     64  1.3|
      Artery, Inflammation, Chronic        |                                                                          |      1  1.0|
      Atrium, Thrombosis                   |                                                       4                  |      2  3.5|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |       1                                2                                 |      4  1.5|
      Degeneration                         |                                                                          |      1  2.0|
      Hematopoietic Cell Proliferation     |                            1                                             |      2  1.0|
      Hyperplasia, Focal                   |                      2                                                   |     12  1.7|
      Hypertrophy, Focal                   |                                                                          |      1  2.0|
      Mineralization                       |                                                                          |      1  2.0|
      Vacuolization Cytoplasmic, Focal     |    1     1                          1  2     1                          2|     24  1.6|
      Bilateral, Angiectasis               | 1           2  1  2  2  1  1     1                 1        2  1        2|     46  1.6|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  74                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
          Proliferation                    |                                                                          |      4  1.3|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Mixed Cell                      |                                                                          |      1  1.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      1  2.0|
      Bilateral, Pigmentation              |                                                                          |      2  1.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Diffuse                         |                                                                          |      1  2.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|  94        |
      Hyperplasia, Focal                   |                                                                          |      4  1.3|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  M  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  91        |
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  M  M  M  +  +  +|  85        |
      Mineralization                       | 1  1  1  1  2     1              1  1  1     1  1     1           1     1|     57  1.2|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Pars Distalis, Angiectasis, Focal    |    3     2                                                               |      5  2.4|
      Pars Distalis, Angiectasis           |                   2                                                      |      1  2.0|
      Pars Distalis, Cyst                  |       2                                         3                        |     19  1.7|
      Pars Distalis, Hyperplasia, Focal    |       2        2  4                                                      |      6  2.8|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ultimobranchial Cyst                 |                                                                          |      7  1.3|
      C-Cell, Hyperplasia, Focal           |    2  1  1  1  1  2     2        2        3     1  3  1     1  1     4  2|     52  1.7|
      Follicle, Cyst                       |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|  97        |
      Cyst                                 |                                                                         4|      7  2.6|
      Hyperplasia, Focal                   |                                                                          |      3  2.0|
      Inflammation, Chronic                |       1                                2                    1            |     13  1.1|
      Inflammation, Chronic Active         |                               2                                          |      2  1.5|
      Bilateral, Inflammation, Chronic     |                                                                          |      4  1.5|
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Mineralization                       |                                                                          |      1  1.0|
      Bilateral, Atrophy                   |                                                                          |      1  3.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  75                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Inflammation, Chronic     |                3                                                         |      3  2.3|
      Bilateral, Pigmentation              |                                                                          |      2  2.0|
      Bilateral, Follicle, Cyst            |                                                                          |      1  4.0|
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |      3  2.3|
      Follicle, Cyst                       |                                                                          |      1  1.0|
      Periovarian Tissue, Cyst             |       3           2                       2  3     2                 2   |     12  2.2|
      Rete Ovarii, Hyperplasia             |                3                       2                                 |      5  1.6|
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hydrometra                           |       1                                   1     3                        |      8  1.8|
      Pigmentation                         |                                                                          |      1  1.0|
      Cervix, Inflammation, Chronic Active |                                                                          |      1  3.0|
      Endometrium, Cyst                    |                                                                          |      4  1.5|
      Endometrium, Inflammation, Acute     |                                                                          |      1  2.0|
      Endometrium, Inflammation, Chronic   |                                                                          |      3  1.0|
      Endometrium, Pigmentation            |                                                                          |      2  1.0|
                                            __________________________________________________________________________|____________|
   Vagina                                  |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                                                                   1      |      6  1.7|
      Hyperplasia                          |             2                 2                 2                        |     13  1.8|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                     +                 +        +         |   5        |
      Mediastinal, Pigmentation            |                                                                2         |      1  2.0|
      Pancreatic, Infiltration Cellular,   |                                                                          |            |
           Histiocyte                      |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                                                          |      4  1.3|
      Hemorrhage                           |                      1                                                   |      3  1.3|
      Hyperplasia, Lymphoid                |                1                                                         |     11  1.5|
      Infiltration Cellular, Histiocyte    |                                                                          |      2  1.0|
      Pigmentation                         |                                                                          |      2  1.5|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Degeneration, Cystic                 |                                                                          |      1  1.0|
      Hemorrhage                           |                                                          3               |      2  3.0|
      Hyperplasia, Lymphoid                |                                                                          |      2  1.0|
      Infiltration Cellular, Histiocyte    |    2  2     1  3  2  3  2  1  2  2  1  1     2  2  2     1  3  1  3  2   |     86  1.8|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                               3                                          |      1  3.0|
      Depletion Cellular, Focal            |                         2                                                |      2  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  76                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Fibrosis                             |                                                                          |      1  2.0|
      Hematopoietic Cell Proliferation     |                                                 1                        |     20  1.4|
      Pigmentation                         |                1  2  2        2  2     2        1  1     2  2  2  2      |     56  1.7|
      Lymphoid Follicle, Atrophy           |                                                    1                     |      3  1.3|
                                            __________________________________________________________________________|____________|
   Thymus                                  | M  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  M  +  +  +  +|  92        |
      Atrophy                              |    3  1  1        1  1  1  1  2                 2        2        2     1|     47  1.8|
      Cyst                                 |                                                       1                  |      5  2.0|
      Ectopic Parathyroid Gland            |       2                                                                  |      1  2.0|
      Hemorrhage                           |                                                                   2      |      3  1.7|
      Hyperplasia, Lymphoid                |                                                                          |      1  2.0|
      Epithelial Cell, Hyperplasia         |                                                                          |      3  2.0|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 | 2  2                 2  1  2     2                 1  1  1  1     2  2  2|     56  1.8|
      Galactocele                          |          2     4                       2                                 |     14  2.2|
      Inflammation, Chronic                |                                                                          |      2  1.5|
      Epithelium, Hyperplasia              |                      2           2                                       |      3  1.7|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst Epithelial Inclusion            |                                                                          |      1  3.0|
      Hyperkeratosis, Focal                |                                                 2                        |      1  2.0|
      Hyperkeratosis                       |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  1.0|
      Nipple, Hyperkeratosis               |                                                                          |      1  3.0|
      Subcutaneous Tissue, Inflammation,   |                                                                          |            |
           Chronic                         |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |       2                                                        3         |      5  2.2|
      Femur, Hyperostosis                  |       3  2  2  1                                            3  3     2   |     20  2.5|
      Maxilla, Hyperostosis                |                                                                          |      1  2.0|
      Turbinate, Hyperostosis              |       1        2                                            4  2         |      9  2.3|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                        +                                 |   4        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hypothalamus, Compression            |                      3                 3                          3      |     16  1.9|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  77                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 NERVOUS SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Pons, Compression                    |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                                        +                                 |   4        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                        +                                 |   4        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                                                          |   1        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                               2                          2               |      4  1.8|
      Hemorrhage                           |                                                                          |      2  1.5|
      Infiltration Cellular, Lymphocyte    |                                                                          |      4  1.0|
      Infiltration Cellular, Histiocyte    |    1  1              1  1  1        1        1  2  1  1     1  1         |     34  1.1|
      Pigmentation                         |                                  1                                       |      1  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                3           2                                             |      4  3.0|
      Interstitium, Inflammation, Chronic  |                                                                          |     13  1.1|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      4  1.3|
      Inflammation, Chronic Active         |                               3                                          |      7  2.1|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Acute                           |                                                                          |      1  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                                     2                                    |      4  1.8|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                                          |      2  2.0|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       | 3  3  3  2  3  2  3  1  2  2        1  1  1  1  3  2  2  2  3  1         |     87  1.8|
      Olfactory Epithelium, Mineralization,|                                                                          |            |
           Focal                           |                                                                          |      1  1.0|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      3  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      7  1.0|
      Inflammation, Chronic Active         |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                   +              +                             +         |   7        |
      Atrophy                              |                                                                          |      2  4.0|
      Bilateral, Lens, Cataract            |                                  4                                       |      1  4.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  78                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 7| 6| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 4| 1| 3| 3| 5| 3| 3| 0| 3| 6| 0| 2| 3| 3| 0| 2| 9| 3| 3| 5| 0| 3|            |
                                           | 7| 7| 9| 3| 7| 8| 9| 6| 8| 9| 8| 7| 5| 1| 8| 8| 8| 3| 3| 7| 9| 9| 6| 0| 9|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Retina, Atrophy           |                                  4                                       |      1  4.0|
      Cornea, Inflammation, Acute          |                                                                          |      1  1.0|
      Lens, Cataract                       |                   3                                            3         |      4  3.3|
      Retina, Atrophy                      |                   4                                            4         |      4  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                                                                          |      2  2.0|
      Cyst                                 |                                                                          |      1  1.0|
      Infiltration Cellular, Lymphocyte    |    1        1     1        1     1  1           1  1     1        1      |     33  1.0|
      Inflammation, Chronic                |                                                                          |      5  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      | 1     1        1     1                    1  2                 1        1|     32  1.1|
      Bilateral, Inflammation, Chronic     |                         1                                   1            |     11  1.1|
                                            __________________________________________________________________________|____________|
   Lacrimal Gland                          |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hydronephrosis                       |                                           2                              |      1  2.0|
      Infarct                              |                                                                          |      1  2.0|
      Mineralization                       |    1              1                       1                              |     18  1.0|
      Bilateral, Mineralization            |                                                 1                        |     11  1.0|
      Bilateral, Nephropathy               | 1  2  1  1  1  1     1  1  1        1  2  1     1  2        1     1     1|     69  1.1|
      Bilateral, Pigmentation              |                                                                          |      2  2.0|
      Bilateral, Renal Tubule,             |                                                                          |            |
          Accumulation, Hyaline Droplet    |          2                                                               |      3  2.0|
      Bilateral, Renal Tubule, Degeneration|                                                                          |      1  3.0|
      Bilateral, Renal Tubule, Pigmentation| 2                    1           1  2                 3                  |     13  1.7|
      Capsule, Fibrosis, Focal             |                                                                          |      1  2.0|
      Pelvis, Inflammation, Chronic        |                                                    2                     |      1  2.0|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     |                                                                          |      1  2.0|
      Renal Tubule, Hyperplasia, Focal     |                                                                          |      1  1.0|
      Renal Tubule, Necrosis               |                                                       2                  |      1  2.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Calculus Micro Observation Only      |                                                    2                     |      1  2.0|
      Infiltration Cellular, Lymphocyte    |                                                                          |      9  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  79                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                           2                              |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     | 2  2        2  2     1     1        1     1  2  2              1  1     1|             
      Clear Cell Focus                     |             1                                                     1      |             
      Eosinophilic Focus                   | 1        1                       1  1           1                 1      |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                                       2                  |             
      Infiltration Cellular, Mixed Cell    | 1        2                 2                    1              1  1     1|             
      Inflammation, Chronic                |             1                                                            |             
      Mixed Cell Focus                     | 1           3  1                 3        2     1     2        1        1|             
      Necrosis                             |                                                                          |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               |       2           1  1  3     2                             2            |             
      Hepatocyte, Vacuolization Cytoplasmic|                                                       2                 2|             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                          +     +  +      |             
      Accessory Spleen                     |                                                          X               |             
      Fat, Necrosis                        |                                                                   3      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    | 1           1                                                            |             
      Acinus, Atrophy, Diffuse             |          4                                                               |             
      Acinus, Atrophy, Focal               |             1           1                                1               |             
      Acinus, Hyperplasia, Focal           |                                                                          |             
      Duct, Hyperplasia                    |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                               1                                          |             
      Parotid Gland, Inflammation, Chronic |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
      Submandibular Gland, Infiltration    |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  80                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                       3              3   |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                      3   |             
      Erosion, Focal                       |       1                                                                  |             
      Fibrosis                             |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                          +               |             
      Gingiva, Inflammation, Chronic Active|                                                          2               |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  2     1  1  1  1  2  1  1  2        1  2  2     1  1     2     1   |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                   1      |             
      Hematopoietic Cell Proliferation     |       1                       1           1                              |             
      Hyperplasia, Focal                   |             2                          1                                 |             
      Hypertrophy, Focal                   |                         2                                               3|             
      Necrosis                             |                                                                      3   |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     | 2     1     3        3           1  2     1     2        1     2     2  2|             
      Bilateral, Angiectasis               | 1  1        2        1     2        2  1  2  2  1     1        2        2|             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |       2                 3           2  4                                 |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                  1                                       |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  M  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       | 1     2  1  1  1           1  1     1     2  1  1  1  1     1     1     2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                 3                        |             
      Pars Distalis, Cyst                  | 2                       2                    3  2           1        2   |             
      Pars Distalis, Hyperplasia, Focal    |       2                                                                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  81                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Cyst                 |                      2                                                   |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                  2                                       |             
      C-Cell, Hyperplasia, Focal           |          1                 2        1                                    |             
      C-Cell, Hyperplasia                  |             1           1                                   1     1     1|             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                +                                                         |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                     2                                    |             
      Hyperplasia, Focal                   | 3                                                                        |             
      Inflammation, Chronic                | 1  1  1  1     1     1              1        1           1  1  2         |             
      Inflammation, Chronic Active         |                                        2                                 |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |       1                       1                          3           3   |             
      Rete Ovarii, Hyperplasia             |                3  1              2                                1     2|             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           | 2                                                                        |             
      Hydrometra                           |                                                             1            |             
      Pigmentation                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Endometrium, Angiectasis, Focal      |                                                                         2|             
      Endometrium, Cyst                    |                                                             1            |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Hyperplasia             |                      3                                                   |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  82                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |       2                                2                                 |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                M  +                                                      |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Degeneration, Cystic                 |                                     1                          1  1      |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                   2                          1                           |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |                                                                1        1|             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  2  2  3  2  1     1  1  3  2  3  2  2  2  1  2  1  1        1  1     1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hematopoietic Cell Proliferation     |                            2                    1                        |             
      Pigmentation                         | 1  2     2  1  1           2     1  2     2     1  1  1        1  1     2|             
      Capsule, Fibrosis                    |       1                                                                  |             
      Lymphoid Follicle, Atrophy           |          2                                            2                  |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |       1  4     1        1  2     2     1  1     2     1     4            |             
      Cyst                                 |                   2                                                      |             
      Hemorrhage                           |                                                    2                     |             
      Epithelial Cell, Hyperplasia         |                   1                                                      |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2  2  2     2  2  2     1        2     2  1     1     1           1  1  1|             
      Galactocele                          |                                                                3         |             
      Inflammation, Chronic                |          2                          3                                    |             
      Epithelium, Hyperplasia              |                               2                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Dermis, Fibrosis, Focal              |          2                                                               |             
      Epidermis, Lip, Hyperplasia, Focal   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                 3                        |             
      Femur, Hyperostosis                  |          3        2           4  2              3                        |             
      Turbinate, Hyperostosis              |          1        1           3  2              2                        |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  83                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                              1                           |             
      Hypothalamus, Compression            |          3        1              2  1                                    |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                    2           1         |             
      Emphysema                            |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  1  1        1  1        1     1     1  1  1                 1        1|             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |             1                                                            |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |          2                             2        2              2         |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                      2   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                2                                                         |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 3  2  1  1  1  1  2  2  1     2        2  2     2     1     1        2  1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                +         |             
      Atrophy                              |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                4         |             
      Bilateral, Retina, Atrophy           |                                                                4         |             
      Cornea, Inflammation, Chronic Active |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                  2                                       |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  84                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 2| 7| 6| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 0| 3| 1| 5| 3| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 7| 3|             
                                           | 9| 7| 7| 5| 7| 8| 2| 2| 5| 7| 7| 8| 7| 9| 8| 8| 8| 3| 2| 8| 7| 7| 7| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                        1                                 |             
      Infiltration Cellular, Lymphocyte    |                         1              1                 1               |             
      Inflammation, Chronic                |                            2                    1                        |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1     1     1     1  1        1           1           1     1  1  1      |             
      Bilateral, Inflammation, Chronic     |                2                    1                                    |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Mineralization                       | 1     1     1                                                            |             
      Bilateral, Mineralization            |                                        1                                 |             
      Bilateral, Nephropathy               | 1                                1  1  1  1     1     2     1  1     2   |             
      Bilateral, Artery, Hypertrophy       |                                        2                                 |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                           2                              |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Dilatation  |                                                                          |             
      Bilateral, Renal Tubule, Pigmentation| 1     3  2              2     2  1  2     2  1  1           2           1|             
      Pelvis, Inflammation, Chronic Active |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                            1                                             |             
      Inflammation, Chronic                |                                                             2            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  85                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                       3                  |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                       4                  |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                   2                                                      |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |          2                                                               |             
      Basophilic Focus                     |    2  2           1  1  2     1  1  1  1  1  2  1  3     1  1  2     1  2|             
      Clear Cell Focus                     | 1           1           1                 1                              |             
      Eosinophilic Focus                   |                      1                       2                       1   |             
      Fibrosis                             |                                                                   3      |             
      Hematopoietic Cell Proliferation     |                                                             1  1         |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                                       1                  |             
      Infiltration Cellular, Mixed Cell    |       1           1     1        1     1     2     1                 1  1|             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     | 1  1              1  1  2     2  1  1     1           1  3     2         |             
      Necrosis                             |                   1                          1                           |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               |                3                                                  3     1|             
      Hepatocyte, Vacuolization Cytoplasmic|                   1           1     1                 2                  |             
                                            __________________________________________________________________________|             
   Mesentery                               |                +                    +                 M  +        +      |             
      Accessory Spleen                     |                                                                          |             
      Fat, Necrosis                        |                                     2                    2        2      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                      1                 1                                 |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |             1                                   1                       2|             
      Acinus, Hyperplasia, Focal           |                                                                          |             
      Duct, Hyperplasia                    |                                                                      1   |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Inflammation, Chronic |                      1                                                   |             
      Sublingual Gland, Atrophy            |                                                                          |             
      Submandibular Gland, Infiltration    |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  86                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                   4      |             
      Epithelium, Hyperplasia              |                                                       1                  |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                          |             
      Fibrosis                             |                                              2                           |             
      Glands, Cyst                         |                                     1              1           1         |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                              +                           |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  1        1  2  1  2  1        2     1  1           1           1  2|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |                                              2                           |             
      Hypertrophy, Focal                   |                2                                         3               |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Diffuse   | 2                                                     2                  |             
      Vacuolization Cytoplasmic, Focal     |    1        2     1        1  1  1                                2      |             
      Bilateral, Angiectasis               |       1     1     1  2  2  2  1        2     1           2     2     2  2|             
      Bilateral, Hyperplasia, Focal        |       2                                                                  |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                           1                              |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                   4      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                        1                                 |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |    1        1  1        1           1  1     1           1  2  1  2  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                   2      |             
      Pars Distalis, Cyst                  |                      2  1              2                             2   |             
      Pars Distalis, Hyperplasia, Focal    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  87                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Hypertrophy, Focal    |             3                                                            |             
      Pars Distalis, Inflammation, Chronic |       2                                                                  |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                       3                  |             
      Rathke's Cleft, Cyst                 |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                               1                    1                     |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           | 2                 4  2           2     4                 2     2         |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                  2                                       |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              | +                                                                        |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                |       1                          1     1  1                    1         |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |                                              3                           |             
      Rete Ovarii, Hyperplasia             |                   1                 1                                    |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Hydrometra                           |          2  1                                   2                        |             
      Pigmentation                         |                                                                   2      |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Endometrium, Angiectasis, Focal      |                                                                          |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Fibrosis                |                                     2                                    |             
      Endometrium, Hyperplasia             |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
          Active                           |                                                             3            |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  88                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                            1                                             |             
      Hyperplasia                          |                                                       2     2  2     2   |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                         M     M  M                                +     +|             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Degeneration, Cystic                 |    1                                                           1         |             
      Hemorrhage                           |                                                 1                        |             
      Hyperplasia, Lymphoid                |                                                                2        1|             
      Infiltration Cellular, Histiocyte    |                                                          1               |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                   1      |             
      Hemorrhage                           |                                                                         2|             
      Infiltration Cellular, Histiocyte    | 2  1  1     1  2     2  2  2  1     2  2  2  1  2  1  2  2  2  2  3  2  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hematopoietic Cell Proliferation     | 2                                                           3  2        1|             
      Pigmentation                         |    1  1  1  1     1     2  3  2  1     2  2        1     2              2|             
      Capsule, Fibrosis                    |                                                                          |             
      Lymphoid Follicle, Atrophy           |                            1                          2                  |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  M  +  +  M  +  M  +  +  +  M  +  +  +  +  +  +|             
      Atrophy                              | 4  2                             2     1     1     2     1  1  2        1|             
      Cyst                                 |                   1                                                      |             
      Hemorrhage                           |          2                                                           1   |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2  1  1     2     3  1  2     2           1  2  2                 1  1  1|             
      Galactocele                          |                                  2  2                 3                  |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Epidermis, Lip, Hyperplasia, Focal   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |    2                                                                     |             
      Femur, Hyperostosis                  |                                                                4  3      |             
      Turbinate, Hyperostosis              |                                                                2         |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  89                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Hypothalamus, Compression            |                            4  3  3  3        3  3                        |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Emphysema                            |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                    2        1            |             
      Infiltration Cellular, Histiocyte    | 1  1           1  1  1  1     1  1  1        1        1        1         |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                           1                              |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1  1  2     2  1  1     2     1  2  1  2  1  1  2        2  1  3  1  2  1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                         1                    1                           |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                          +        +      |             
      Atrophy                              |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Cornea, Inflammation, Chronic Active |                                                                          |             
      Lens, Cataract                       |                                                          3        3      |             
      Retina, Atrophy                      |                                                          4        2      |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  90                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 1| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 3| 6| 7| 6| 7|             
                             DAY ON TEST   | 7| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 2| 3| 8| 3| 9| 9| 3| 5| 3|             
                                           | 6| 8| 8| 5| 8| 7| 9| 9| 8| 7| 7| 7| 8| 7| 8| 9| 9| 3| 3| 8| 4| 0| 7| 1| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1  1                             1              1        1        1     1|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                   1        1  1     1                       1            |             
      Bilateral, Inflammation, Chronic     |                      1  2              1     2                           |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Mineralization                       |                      1     1     1     1                                 |             
      Bilateral, Mineralization            |                                                                      1   |             
      Bilateral, Nephropathy               | 1           1        1     1  1     1  1     1     1     1     1         |             
      Bilateral, Artery, Hypertrophy       |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                   4      |             
      Bilateral, Renal Tubule, Dilatation  |                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|                2     1     1  1  1                    1                  |             
      Pelvis, Inflammation, Chronic Active |                                        1                                 |             
      Renal Tubule, Hyperplasia, Focal     |                         2                                                |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |       1                                                                  |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  91                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ectopic Tissue                       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                         2                                                |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                       2           1      |             
      Basophilic Focus                     | 1  1  4     1  1        2        1  1  3  1  1  2  2  1  1  3  2  2     2|             
      Clear Cell Focus                     |                                                          1     1         |             
      Eosinophilic Focus                   |             1  1  1     1                    1     2  2                 1|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                           2                              |             
      Hepatodiaphragmatic Nodule           |                                     X                       X  X         |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |    1  3        1  1                    1                    1     1      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |       4        2  2     1              2           2  4     1  1        3|             
      Necrosis                             |       3              1                                                   |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               |       3  2                       1                       1           1   |             
      Hepatocyte, Vacuolization Cytoplasmic|                               3           2                              |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                  +                    +                  |             
      Accessory Spleen                     |                                                                          |             
      Fat, Necrosis                        |                                  2                    2                  |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |    1     1                                         1     1               |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |       1                 2        1  1  1                    2  1         |             
      Acinus, Hyperplasia, Focal           |                                                                          |             
      Duct, Hyperplasia                    |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Inflammation, Chronic |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
      Submandibular Gland, Infiltration    |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  92                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                               1                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                          |             
      Fibrosis                             |                                                                          |             
      Glands, Cyst                         |          1              1        1                                       |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                        +                                 |             
      Epithelium, Hyperplasia, Focal       |                                        2                                 |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  1  1  1  2  2     2           1  1  1  1  1  1  1     1  2     2   |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |          4                                                        2      |             
      Hypertrophy, Focal                   |                                                                          |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     | 1        1              1              2        1              1     1   |             
      Bilateral, Angiectasis               | 2  1     2  2  2  2           1  1  2  2     1  2  2  2  1  1  1  1  1  1|             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  M  +  +  +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                    4                     |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |       1        2        1  1        1  1     1        1     1  2  1  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                            2        2  2        1  2  2  1  2  1  1      |             
      Pars Distalis, Hyperplasia, Focal    |                                                             2     1      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  93                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                               2                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |          2              2        4  2                    2           2   |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                  3     2              3                  |             
      Inflammation, Chronic                |                                           1                 1            |             
      Inflammation, Chronic Active         |                                                 1                    2   |             
      Bilateral, Inflammation, Chronic     |                         1                                                |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Bilateral, Inflammation, Chronic     |                                                                3         |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                             2            |             
      Follicle, Cyst                       |                                                 3                        |             
      Periovarian Tissue, Cyst             |       3           3                                            2         |             
      Rete Ovarii, Hyperplasia             |                                              1        1                  |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                 3                        |             
      Hydrometra                           |                      1                                                   |             
      Pigmentation                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                                                          3               |             
      Endometrium, Angiectasis, Focal      |                                                                          |             
      Endometrium, Cyst                    |                                                                          |             
      Endometrium, Fibrosis                |                                                                          |             
      Endometrium, Hyperplasia             |                                                                          |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
          Active                           |                                           3                              |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  94                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                      2        1                                          |             
      Hyperplasia                          |                                           2                 1           1|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                  +  M                          M     +   |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                      2                                                   |             
      Degeneration, Cystic                 |                                  1                                       |             
      Hemorrhage                           |                                                       2                  |             
      Hyperplasia, Lymphoid                |                                              1                           |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hemorrhage                           | 1                                                                        |             
      Infiltration Cellular, Histiocyte    | 1  2     1  1  3  2     1  2  2     2  2  1  2  1  2  1  1  2  1  2  2  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hematopoietic Cell Proliferation     |                                        2  3                              |             
      Pigmentation                         | 1           1  2  1  1  1     3  2           2     2  2     1  1        1|             
      Capsule, Fibrosis                    |                                                                          |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Atrophy                              | 2     2  4  2                 2     1  2     1     1     1  1     1     2|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           | 1                    1                                                   |             
      Epithelial Cell, Hyperplasia         |                         2        2              1                        |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                3  2     1        1  2  1     2  2  2  2        1     2  2|             
      Galactocele                          |          3                 2     3                                       |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                               2                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |          2                                                               |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Epidermis, Lip, Hyperplasia, Focal   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |          1                 1                             4  2        2   |             
      Turbinate, Hyperostosis              |                                                          2               |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  95                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Hypothalamus, Compression            |                3              4                                      4   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           | 2           1        2                                                   |             
      Emphysema                            |                                                                          |             
      Hemorrhage                           |                                                             1            |             
      Infiltration Cellular, Lymphocyte    |                                           1  1                 1         |             
      Infiltration Cellular, Histiocyte    |          1     1        1        1  1           1     1  1  1  1        1|             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |       1                                                           2      |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                              2                           |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 2  1  1        1        2  2  1  1  1  2     1  1     1  1        2  1  1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |       1                    1                       1     1               |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Atrophy                              |                                                                          |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Cornea, Inflammation, Chronic Active |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |          3                                                               |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  96                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 5| 7| 6| 1| 7| 6| 5| 7| 7| 7| 3| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 0| 2| 3| 4| 3| 4| 2| 3| 6| 2| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 5| 4| 6| 8| 9| 7| 9| 9| 7| 7| 2| 9| 7| 9| 6| 4| 7| 9| 8| 8| 8| 7| 9| 9| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1           1  1                 1           1  1                        |             
      Inflammation, Chronic                |       1                                   2                    2         |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1              1                 1                    1        1     1|             
      Bilateral, Inflammation, Chronic     |                         2              1                    1            |             
                                            __________________________________________________________________________|             
   Lacrimal Gland                          |                                                 +     +                 +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infarct                              |                                                                          |             
      Mineralization                       |                1                                                  1  1   |             
      Bilateral, Mineralization            |          1              1                                                |             
      Bilateral, Nephropathy               |    1  1        1                    1  1           1  1  1  1  1  1      |             
      Bilateral, Artery, Hypertrophy       |                                                                          |             
      Bilateral, Renal Tubule,             |                                                                          |             
          Accumulation, Hyaline Droplet    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Dilatation  |                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|       1  2                    1  1                 1     1           1   |             
      Pelvis, Inflammation, Chronic Active |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                      1   |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  97                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic Active         |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Inflammation, Chronic Active         |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ectopic Tissue                       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      3  1.7|
      Basophilic Focus                     | 2  2        2     2  2     1        1  2  1  2     2     2  1  3  1  1   |     66  1.6|
      Clear Cell Focus                     |    1     1           1        1                             1            |     13  1.0|
      Eosinophilic Focus                   | 1        1  1     2        1                             1        1      |     24  1.2|
      Fibrosis                             |                                                                          |      1  3.0|
      Hematopoietic Cell Proliferation     |                                                                1         |      4  1.3|
      Hepatodiaphragmatic Nodule           |             X              X                                             |      5     |
      Infiltration Cellular, Histiocyte    |                                                                          |      2  1.5|
      Infiltration Cellular, Mixed Cell    | 1                          1              1  1     1                     |     28  1.2|
      Inflammation, Chronic                |                                                                   1      |      2  1.0|
      Mixed Cell Focus                     | 3  1     1  2              1  1        1           4     1     2  2      |     42  1.7|
      Necrosis                             |                                                                          |      4  1.5|
      Tension Lipidosis, Focal             |                                     2                                    |      1  2.0|
      Bile Duct, Hyperplasia               |       3  1           1  2        2                                   1  3|     21  1.9|
      Hepatocyte, Vacuolization Cytoplasmic|                2              2        3                                 |     11  1.9|
                                            __________________________________________________________________________|____________|
   Mesentery                               | +                                                  +     +  +            |  13        |
      Accessory Spleen                     |                                                                          |      1     |
      Fat, Necrosis                        | 2                                                  2     2  3            |     10  2.2|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |                                                       1                  |      9  1.0|
      Acinus, Atrophy, Diffuse             |                                                                2         |      2  3.0|
      Acinus, Atrophy, Focal               |    1        2                                                           1|     16  1.3|
      Acinus, Hyperplasia, Focal           |                                                 2                        |      1  2.0|
      Duct, Hyperplasia                    |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Parotid Gland, Atrophy               |       3                                                                  |      2  2.0|
      Parotid Gland, Inflammation, Chronic |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  98                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Sublingual Gland, Atrophy            |                               2                                          |      1  2.0|
      Submandibular Gland, Infiltration    |                                                                          |            |
          Cellular, Lymphocyte             |    1                                                                     |      1  1.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |       3                 1                                                |      3  2.0|
      Ulcer                                |                                                                          |      3  3.3|
      Epithelium, Hyperplasia              |       3                                                                  |      3  1.7|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      1  3.0|
      Erosion, Focal                       |       1                          1              1  1                     |      5  1.0|
      Fibrosis                             |                                                                          |      1  2.0|
      Glands, Cyst                         |                   1                          1  1  1        1        1   |     12  1.0|
                                            __________________________________________________________________________|____________|
   Tongue                                  |                                                                          |   2        |
      Epithelium, Hyperplasia, Focal       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                M                                                         |   1        |
      Gingiva, Inflammation, Chronic Active|                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       | 2  2  1  1        2  2     2        2     2        3     1        1  1  1|     61  1.4|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                          |      1  1.0|
      Hematopoietic Cell Proliferation     |                                                                1         |      4  1.0|
      Hyperplasia, Focal                   |                      2                             2                    1|      8  2.0|
      Hypertrophy, Focal                   | 2                                                                        |      5  2.4|
      Necrosis                             |                                                                          |      1  3.0|
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |      2  2.0|
      Vacuolization Cytoplasmic, Focal     |                   1     1     2     2              3                     |     31  1.5|
      Bilateral, Angiectasis               |    2     2  2     2  2     1        2     2  2           2        2  1   |     58  1.6|
      Bilateral, Hyperplasia, Focal        |                               2                                          |      2  2.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |       2                                                              2   |      3  1.7|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Hyperplasia, Focal                   |                      3           2                                       |      7  2.9|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page  99                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  M  +|  88        |
      Cyst                                 |                                                                          |      1  1.0|
      Hyperplasia, Focal                   |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  M  M  +  +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +|  90        |
      Mineralization                       |    1  1  1        2  1  1        1        1  1  1  1  1        1     1   |     54  1.1|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|  98        |
      Pars Distalis, Angiectasis, Focal    |          2                                                               |      3  2.3|
      Pars Distalis, Cyst                  |    2  2        2        1     2                 1        1  3            |     28  1.8|
      Pars Distalis, Hyperplasia, Focal    |       3           3     2                                                |      6  2.2|
      Pars Distalis, Hypertrophy, Focal    |                                                                          |      1  3.0|
      Pars Distalis, Inflammation, Chronic |                                                                          |      1  2.0|
      Pars Distalis, Pigmentation          |                                              2              1            |      2  1.5|
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |      1  3.0|
      Rathke's Cleft, Cyst                 |                3                                                         |      2  2.5|
      Rathke's Cleft, Pigmentation         |                                                                         1|      1  1.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ultimobranchial Cyst                 |                                                                          |      3  1.3|
      C-Cell, Hyperplasia, Diffuse         |                         2                          2                     |      3  2.0|
      C-Cell, Hyperplasia, Focal           | 3     2  4                       1     1                 1           4  1|     24  2.2|
      C-Cell, Hyperplasia                  |                                                                          |      5  1.0|
      Follicle, Cyst                       |                                                 1                        |      1  1.0|
      Follicular Cell, Hyperplasia, Focal  |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   2        |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|  96        |
      Cyst                                 |                                                                          |      1  2.0|
      Hyperplasia, Focal                   |                                                                      3   |      5  2.8|
      Inflammation, Chronic                | 2                    1                    1  1                 2         |     23  1.1|
      Inflammation, Chronic Active         |    3                                2                                    |      5  2.0|
      Bilateral, Inflammation, Chronic     |                                                          1               |      2  1.0|
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Bilateral, Inflammation, Chronic     |                                                                          |      1  3.0|
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |      1  2.0|
      Follicle, Cyst                       |             3           3              1                                 |      4  2.5|
      Periovarian Tissue, Cyst             |                                                                          |      8  2.4|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 100                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Rete Ovarii, Hyperplasia             |          2        1     2                          2     1               |     14  1.5|
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hemorrhage                           |                                                                          |      2  2.5|
      Hydrometra                           |                      2                          2                        |      7  1.6|
      Pigmentation                         |                                                                          |      1  2.0|
      Cervix, Inflammation, Chronic Active |                                                                          |      1  3.0|
      Endometrium, Angiectasis, Focal      |                                                                          |      1  2.0|
      Endometrium, Cyst                    |                                                                          |      1  1.0|
      Endometrium, Fibrosis                |                                              3                           |      2  2.5|
      Endometrium, Hyperplasia             |                                                                          |      1  3.0|
      Endometrium, Inflammation, Chronic   |                                                                          |            |
          Active                           |                                                                          |      2  3.0|
                                            __________________________________________________________________________|____________|
   Vagina                                  |                                     +                                    |   2        |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                                           1                              |      4  1.3|
      Hyperplasia                          |                               1                             1        2   |     12  1.7|
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +        M           M     +  +              +     M           M  +      |  10        |
      Mediastinal, Hemorrhage              |                            2                                             |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                       1                  |      2  1.5|
      Degeneration, Cystic                 | 3                    1                                                   |      8  1.3|
      Hemorrhage                           |                                                                          |      2  1.5|
      Hyperplasia, Lymphoid                |                2        1                                                |      7  1.4|
      Infiltration Cellular, Histiocyte    |                                                                          |      1  1.0|
      Pigmentation                         |                                                                          |      2  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Angiectasis                          |                                                                          |      1  1.0|
      Hemorrhage                           |       2                    1                                             |      4  1.5|
      Infiltration Cellular, Histiocyte    | 3  2  3  1  2  2  3  1  2  1  2     3  2  1  2     2  1  1  1  2     1  1|     87  1.7|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hematopoietic Cell Proliferation     | 1                             2                    1        2  3         |     13  1.9|
      Pigmentation                         |    2     1  2  3  1                 2  3  2  1     1  2  1  1     2      |     57  1.5|
      Capsule, Fibrosis                    |                                                                          |      1  1.0|
      Lymphoid Follicle, Atrophy           |                                                                          |      4  1.8|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  +  +  +|  91        |
      Atrophy                              | 3     3  1     3     2  3  1  2        3     1              2     1  4  2|     48  1.9|
      Cyst                                 |                                                                          |      2  1.5|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 101                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Hemorrhage                           |                                                       2                  |      6  1.5|
      Epithelial Cell, Hyperplasia         |                                                                          |      4  1.5|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 | 3  1  2  1  1     2  2  2  2  2  1  2  2  2     2  3     2     1     1   |     61  1.7|
      Galactocele                          |                                                                          |      7  2.6|
      Inflammation, Chronic                |                                                                          |      2  2.5|
      Epithelium, Hyperplasia              |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Dermis, Fibrosis, Focal              |                                                                          |      1  2.0|
      Epidermis, Lip, Hyperplasia, Focal   |                                     4                                    |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |    2                          3                                2         |      5  2.4|
      Femur, Hyperostosis                  |                   2  1  3                                3     2     3   |     18  2.5|
      Turbinate, Hyperostosis              |                   2     1                                      2     4   |     11  2.0|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |       +                                                                  |   1        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cerebrum, Infiltration Cellular,     |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  1.0|
      Hypothalamus, Compression            |                                        3           2                     |     15  2.8|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |       +                                                                  |   1        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |       +                                                                  |   1        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                                       +                  |   1        |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                       2                  |      6  1.7|
      Emphysema                            |                                                                3         |      1  3.0|
      Hemorrhage                           |                                                                          |      1  1.0|
      Infiltration Cellular, Lymphocyte    |                                     1              1                     |      7  1.1|
      Infiltration Cellular, Histiocyte    | 1  1     1  1     1  1                       1  1  1           1  1      |     46  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                               1                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 102                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
      Interstitium, Inflammation, Chronic  |                                                                          |      4  1.3|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                  1                                       |      1  1.0|
      Inflammation, Chronic Active         |                                                                          |      5  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Acute                           |                3                                                         |      2  2.5|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                                                                          |      1  2.0|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       | 1  1  2  1  2  2  1  1  2  2  2  2  1        1  2  1     1     2  1  1   |     74  1.5|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                1                                      2  1  1  1         |      5  1.2|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |             1                                                            |      7  1.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                +  +                          +                           |   6        |
      Atrophy                              |                   4                                                      |      1  4.0|
      Bilateral, Lens, Cataract            |                                                                          |      1  4.0|
      Bilateral, Retina, Atrophy           |                                                                          |      1  4.0|
      Cornea, Inflammation, Chronic Active |                2                                                         |      1  2.0|
      Lens, Cataract                       |                                              4                           |      3  3.3|
      Retina, Atrophy                      |                                              4                           |      3  3.3|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       | 1                                                                        |      3  2.0|
      Hyperplasia, Focal                   |                                                    1                     |      2  1.0|
      Infiltration Cellular, Lymphocyte    | 1  1           1     1           1              1     1  1  1     1  1  2|     28  1.0|
      Inflammation, Chronic                |                                     1                                    |      6  1.5|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |          1  1     1                       1  1     1                     |     28  1.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      9  1.4|
                                            __________________________________________________________________________|____________|
   Lacrimal Gland                          |                   +                                                      |   4        |
      Inflammation, Chronic                |                   1                                                      |      1  1.0|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                +                                                         |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infarct                              |       2                                                                  |      1  2.0|
      Mineralization                       |                                                    1                     |     11  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 103                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 4| 7| 4| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 9| 3| 3| 0| 3| 3| 3| 1| 3| 0| 3| 0| 5| 3| 7| 3| 2| 3| 8| 3| 3| 3| 3|            |
                                           | 7| 9| 6| 8| 7| 9| 8| 9| 8| 7| 8| 1| 8| 6| 0| 8| 9| 8| 7| 8| 5| 8| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      T     |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Mineralization            |                         1                    1                           |      6  1.0|
      Bilateral, Nephropathy               | 1     2     1     1  1     1  1        1     1     1     1     1  1     1|     46  1.1|
      Bilateral, Artery, Hypertrophy       |                                                                          |      1  2.0|
      Bilateral, Renal Tubule,             |                                                                          |            |
          Accumulation, Hyaline Droplet    |                                  2                                   2   |      3  2.0|
      Bilateral, Renal Tubule, Degeneration|                3                                                         |      2  3.5|
      Bilateral, Renal Tubule, Dilatation  |                                                             2            |      1  2.0|
      Bilateral, Renal Tubule, Pigmentation|       1        1        1        2                       1               |     30  1.4|
      Pelvis, Inflammation, Chronic Active |                                                                          |      1  1.0|
      Renal Tubule, Hyperplasia, Focal     |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                | 2                                                                        |      1  2.0|
      Infiltration Cellular, Lymphocyte    | 1     1                                                                  |      5  1.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 104                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  A  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  A  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  A  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Diverticulum                         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  A  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  A  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|             
      Ulcer                                |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     |    1  2  1     1     1  1     3  1  1  2  2  3  1  1  1     1  2     1  2|             
      Clear Cell Focus                     |                                     1              2           1         |             
      Congestion                           |                                                                          |             
      Eosinophilic Focus                   |                                        1  1                 4  1     1   |             
      Fibrosis                             |                         1                                                |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                                          X               |             
      Infiltration Cellular, Lymphocyte    |                               1                                          |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |             1        2              1        1  1  2                     |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Mixed Cell Focus                     |             2        2        1     1  2  1     3  1           2     2   |             
      Necrosis                             |                                                                          |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               | 3              1        1                 1              2        2      |             
      Hepatocyte, Vacuolization Cytoplasmic|                   3  1                                                   |             
                                            __________________________________________________________________________|             
   Mesentery                               |          +     +                                                         |             
      Fat, Necrosis                        |          2     2                                                         |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                      1                                                   |             
      Acinus, Atrophy, Focal               | 3              2     1                 1     1           1              1|             
      Acinus, Hyperplasia, Focal           |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                                                                          |             
      Parotid Gland, Atrophy               |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                   2                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 105                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                   2                                                      |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                   1                                                      |             
      Inflammation, Chronic Active         |                   2                                                      |             
      Glands, Cyst                         | 1        1           1                             1                    1|             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Necrosis                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1        1  1  1     1           1  1  1  1  1     1  1  1  2         |             
      Atrium, Mineralization               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                             1            |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |                                                          1               |             
      Hypertrophy, Focal                   |                                                                          |             
      Mineralization                       |                                                                          |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |             1           2                       1                    2   |             
      Bilateral, Angiectasis               | 1  1        2  2              2     2  2  2  2  2              2     2  1|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    | 1                                                                        |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Necrosis                  |                   4                                                      |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Necrosis                  |                   4                                                      |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |       4                                                                  |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Degeneration                         |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  M  +  M  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 106                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                              1                           |             
      Mineralization                       | 1  1     1                    1        1        1        1  1  1  1  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  M  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                                           2                       2     2|             
      Pars Distalis, Degeneration, Focal   |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |                                                                          |             
      Pars Distalis, Hypertrophy, Focal    |                                     2                                    |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                           1        1                     |             
      C-Cell, Hyperplasia, Diffuse         |                                                    2              3      |             
      C-Cell, Hyperplasia, Focal           | 4        2  4                       3     2              4     3     1   |             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |             4                                                            |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                      1                                                   |             
      Inflammation, Chronic                |                   1     1                                   1     1      |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                        1     1                           |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Inflammation, Chronic     |       2                                                                  |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                       1                  |             
      Periovarian Tissue, Cyst             | 2                       2                    2  4                        |             
      Rete Ovarii, Hyperplasia             |             1                                                            |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                                          1               |             
      Pigmentation                         |                                                                          |             
      Cervix, Cyst                         |                                                                          |             
      Cervix, Inflammation, Chronic Active |                                        3                                 |             
      Cervix, Epithelium, Vacuolization    |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Endometrium, Cyst                    |                                           1                             3|             
      Endometrium, Inflammation, Chronic   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 107                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Endometrium, Pigmentation            |                                                    1                     |             
      Endometrium, Epithelium, Hyperplasia |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
      Cyst                                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                            3        1              1  2                  |             
      Hyperplasia                          |          2                    2                                         2|             
                                            __________________________________________________________________________|             
   Lymph Node                              | +           +                                   +                    M   |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                              1           1     1         |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Pigmentation                         |                   1                                1                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                              1                           |             
      Infiltration Cellular, Histiocyte    | 1  1     2  1  1  2  2  1  1  2  1  2  1  3  1  1  2     2  2  2  2  2  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                               1                                         2|             
      Pigmentation                         |    2  3     2  1  2  2           2        2  2  1  2  2     1        1   |             
      Lymphoid Follicle, Atrophy           |       2           2                                                      |             
                                            __________________________________________________________________________|             
   Thymus                                  | M  +  M  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |          4  1        1        1                    2     1               |             
      Cyst                                 |                                                                2         |             
      Hemorrhage                           |                                  2              1     2                  |             
      Epithelial Cell, Hyperplasia         |                                                                      1   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2  1  2  2  1     2  2  2              1  1                    1  2  2   |             
      Galactocele                          |                                              1  2                        |             
      Inflammation, Chronic                |       2                                                                  |             
      Mineralization                       |                   1                                                      |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 108                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
      Femur, Hyperostosis                  |             4                                               2     1      |             
      Turbinate, Hyperostosis              |             4                                               1            |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                          1               |             
      Cerebellum, Gliosis, Focal           |                                                                          |             
      Cerebellum, Hemorrhage               |                                                                          |             
      Hypothalamus, Compression            |             1        3  2                       2  3                 1   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                   +      |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                       +                  |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |    2                                   1              2                  |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1                                                                     |             
      Infiltration Cellular, Histiocyte    |                      1  1     1        1     1           1     1         |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                3         |             
      Interstitium, Inflammation, Chronic  |                   1                                                  1   |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                  1                                       |             
      Inflammation, Chronic                |                                                                      1   |             
      Inflammation, Chronic Active         |                                                                         1|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                     1              1                     |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 3  2     2  3  1  2  1  1     1        1  1     2     2     1  1  1  2  2|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                          1  1            |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                   +                          +                           |             
      Bilateral, Cornea, Mineralization    |                   2                                                      |             
      Lens, Cataract                       |                                              4                           |             
      Retina, Atrophy                      |                                              4                           |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 109                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 6| 7| 6| 6| 5| 6| 4| 7| 4| 7| 7| 7| 7| 7| 6| 4| 7| 7| 7| 7| 7| 6|             
                             DAY ON TEST   | 3| 0| 0| 2| 3| 8| 0| 9| 5| 4| 3| 3| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 1| 3| 2|             
                                           | 8| 2| 8| 4| 8| 9| 2| 4| 2| 0| 7| 4| 8| 8| 7| 9| 9| 8| 2| 9| 8| 8| 1| 9| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                 3                        |             
      Infiltration Cellular, Lymphocyte    |       1  1     1     1  2                 1                       1     1|             
      Inflammation, Chronic                |                                                             1            |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                               2  1     1           1  3  1           1   |             
      Bilateral, Inflammation, Chronic     | 1  1        1     2                                            1         |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                     2                                    |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |       1                                                                  |             
      Mineralization                       | 1                 2                                                      |             
      Bilateral, Mineralization            |             1                                                        1  1|             
      Bilateral, Necrosis, Chronic         |                                                                          |             
      Bilateral, Nephropathy               | 1        1  1     3  1        1        1  1  1  1  1        1     1     1|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|                   3  1                             2                    2|             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |             1                 1     1                                    |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 110                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Diverticulum                         |                                  X                                       |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
      Ulcer                                |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     |    3     1  2     2  2  2     1  2  1  1        2  2  3     1  2  1  2  2|             
      Clear Cell Focus                     |                                              1        1           1  1   |             
      Congestion                           |       4                                                                  |             
      Eosinophilic Focus                   | 3              1  1     1     2        1     1                    1     2|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                1         |             
      Hepatodiaphragmatic Nodule           |             X                                                            |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 2           1           1           1           1     1     1     1      |             
      Inflammation, Chronic                |                   2           1                                          |             
      Inflammation, Granulomatous          |          3                                                               |             
      Mixed Cell Focus                     |             3     2  1  1        1           1  1  4  1     1  1  1     1|             
      Necrosis                             |                                                                          |             
      Tension Lipidosis, Focal             |                         2                                                |             
      Bile Duct, Hyperplasia               |       1                                      1     1                     |             
      Hepatocyte, Vacuolization Cytoplasmic|                   2                          1                          1|             
                                            __________________________________________________________________________|             
   Mesentery                               |                      +                    +  +  +     +              +   |             
      Fat, Necrosis                        |                      2                    2  3  1     1              2   |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                     1                 1                  |             
      Acinus, Atrophy, Focal               |                                  1                             1  1  1   |             
      Acinus, Hyperplasia, Focal           |    4                                                                     |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                   2                                                      |             
      Parotid Gland, Atrophy               |                   2                                                      |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Acute                  |                   1                                                      |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 111                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                          2               |             
      Epithelium, Hyperplasia              |          2        2                                      2               |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |       3                                                                  |             
      Inflammation, Chronic Active         |                                                                          |             
      Glands, Cyst                         |                   1        1                                             |             
                                            __________________________________________________________________________|             
   Tongue                                  | +                                                                        |             
      Epithelium, Hyperplasia, Focal       | 4                                                                        |             
                                            __________________________________________________________________________|             
   Tooth                                   |                            +                                             |             
      Necrosis                             |                            4                                             |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1     4  2     1  2  1  1              1  2     1  1     1  1  1  1  1  2|             
      Atrium, Mineralization               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                     2              1                     |             
      Hematopoietic Cell Proliferation     |          1                                                              1|             
      Hyperplasia, Focal                   |    4  3  2     3        1              2     2                           |             
      Hypertrophy, Focal                   |    4                                                                     |             
      Mineralization                       |                      2                                                   |             
      Necrosis                             |                                                                          |             
      Vacuolization Cytoplasmic, Diffuse   |                                                          1               |             
      Vacuolization Cytoplasmic, Focal     |       3           2              3  1     1  3              2            |             
      Bilateral, Angiectasis               |    1     2  3  2  2  2           2     1     2  2     2     2  1  2  2  2|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           | 1           2                                                            |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                             1            |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  +  +|             
      Cyst                                 |       3                                                                  |             
      Degeneration                         |                                     2                                    |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  M  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 112                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |    1                       1           1  1  1  1  1        1           1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |    2        1  1        2        2  3                 1        2     2   |             
      Pars Distalis, Degeneration, Focal   |             1                                                            |             
      Pars Distalis, Hyperplasia, Focal    |    4                                   3                             4   |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |             2           1           1  3                       4         |             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +  +  M  +  +  +  +  +|             
      Cyst                                 |                            3     2                                       |             
      Hyperplasia, Focal                   |                                                             1            |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                     1                          1  1      |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |    2                 1                                               1   |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                     2        2                           |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Rete Ovarii, Hyperplasia  |             1                             2                              |             
      Follicle, Cyst                       |                                                                2         |             
      Periovarian Tissue, Cyst             |                                        3                       3         |             
      Rete Ovarii, Hyperplasia             | 4                                   2                 2                 2|             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                                                   3      |             
      Pigmentation                         |                                                                          |             
      Cervix, Cyst                         |                                                                   4      |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Cervix, Epithelium, Vacuolization    |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Endometrium, Cyst                    |                   1        2                             1           3   |             
      Endometrium, Inflammation, Chronic   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 113                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Endometrium, Pigmentation            |                                                                          |             
      Endometrium, Epithelium, Hyperplasia |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
      Cyst                                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                      2        2                             1        2   |             
      Hyperplasia                          |    2     2                                            2                  |             
                                            __________________________________________________________________________|             
   Lymph Node                              |    M  +                                   +           +                  |             
      Mediastinal, Hemorrhage              |       4                                                                  |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |    1           1                       1                             1  2|             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                    1                 1   |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                       1              1   |             
      Infiltration Cellular, Histiocyte    | 2  2     1  1  2  2     2  1  1  2  2  2     1  1  2  3     2  1  3     3|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |       2  2              1        1                    1           2     1|             
      Pigmentation                         |             1  2  2     1     3  1  2        1  2  1  1     2  1        1|             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |       4  2  1  1  2  1     2     1  2        1     1     4  1  1  2      |             
      Cyst                                 |    2                                                                     |             
      Hemorrhage                           |                                                    1                     |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    2  2  1  1  2     1  2           1  2  2                 2     1      |             
      Galactocele                          |                   4           2              3                           |             
      Inflammation, Chronic                |                            1                                             |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |          3                                                               |             
      Inflammation, Chronic Active         | 2                                                                        |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 114                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
      Femur, Hyperostosis                  |                                           1        2              3      |             
      Turbinate, Hyperostosis              |                                                    2                     |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Cerebellum, Gliosis, Focal           |                                                                          |             
      Cerebellum, Hemorrhage               |                                                                          |             
      Hypothalamus, Compression            |                   3  2        3           2  3                           |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Hemorrhage                           |                                        2                                 |             
      Infiltration Cellular, Lymphocyte    |          1                                                               |             
      Infiltration Cellular, Histiocyte    | 1  1           1        1        1  1        1  1                 1     1|             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |    1                                                                     |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                         1|             
      Inflammation, Chronic Active         |                            2                          2  1               |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                2                                1                        |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1     1  1  2  2  1  1  1  1     1  2  2  1     2  1  1     1  2  2     1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                      1                                                   |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Bilateral, Cornea, Mineralization    |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 115                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 2| 3| 3| 3| 4| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 7| 7| 7| 9| 8| 1| 9| 7| 8| 4| 7| 7| 8| 8| 8| 8| 5| 8| 5| 8| 9| 8| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                            1                    1                        |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1  1  1  1     1  2  1     1  1  1        1     1  1     1  2  1  1   |             
      Bilateral, Inflammation, Chronic     |                2                          1                             1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                1           1              1  1     1  1     1        1   |             
      Bilateral, Mineralization            |    1        1        1                          1                 1     1|             
      Bilateral, Necrosis, Chronic         |                                                                          |             
      Bilateral, Nephropathy               |             1  1        1  1  1  1           1        1           1     1|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                          2               |             
      Bilateral, Renal Tubule, Pigmentation|                            1              2     1                       1|             
      Pelvis, Inflammation, Chronic        |                         1                                                |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Infiltration Cellular, Lymphocyte    |                         1                                      1     1   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 116                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                       2                  |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
      Epithelium, Hyperplasia              |                2                                                         |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Diverticulum                         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  A  +  +  +|             
      Ulcer                                |                                        4                                 |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     | 1     2     1     1  2  2  1  2  2  2  2     2     2  1  2  3  1  2     1|             
      Clear Cell Focus                     |    2        1                                         1  1        1      |             
      Congestion                           |                                                                          |             
      Eosinophilic Focus                   | 2     2              2     1           1     1     1  1                 1|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                             1            |             
      Hepatodiaphragmatic Nodule           |                X                                               X        X|             
      Infiltration Cellular, Lymphocyte    |                                                       1                  |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |       1     2                 1                    1                     |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Mixed Cell Focus                     | 1                    1        4                          1  1     2      |             
      Necrosis                             |                                        2              1                  |             
      Tension Lipidosis, Focal             |                                                                          |             
      Bile Duct, Hyperplasia               |    1                    2  1  1  1  2  1  2     3        2           2   |             
      Hepatocyte, Vacuolization Cytoplasmic|                3                                               1         |             
                                            __________________________________________________________________________|             
   Mesentery                               |                         +        +     +           +                     |             
      Fat, Necrosis                        |                         2        3                 2                     |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |    1                 1                                1                  |             
      Acinus, Atrophy, Focal               | 1                    1     1                                             |             
      Acinus, Hyperplasia, Focal           |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |             
           Squamous                        |                                                                          |             
      Parotid Gland, Atrophy               |                                                                          |             
      Sublingual Gland, Atrophy            |                                           2                              |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 117                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |    1                                      2                    3         |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Glands, Cyst                         |                1                                   1                     |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Necrosis                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  1  1     2     2  1           2  1                    2  1     1  1   |             
      Atrium, Mineralization               |                                                          1               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                  1                 2                     |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |    2                          1                          2              3|             
      Hypertrophy, Focal                   |                                                                          |             
      Mineralization                       |                                                                          |             
      Necrosis                             |          1                                                               |             
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |       1              1  1     1                    1                 3   |             
      Bilateral, Angiectasis               | 3  2  2     1     2  2     1  2        2        2     3     1     2     1|             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                             2            |             
      Bilateral, Hyperplasia, Focal        |                                                                   2      |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                         2                                                |             
      Bilateral, Hyperplasia, Focal        |                                                                      3   |             
      Bilateral, Necrosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Degeneration                         |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 118                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       | 2  1     1  1                 1  1     1           1           1  1  1   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                             1            |             
      Pars Distalis, Cyst                  | 2           2  2                    2  1        2                    2   |             
      Pars Distalis, Degeneration, Focal   |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |                                                       3                  |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Inflammation, Chronic |                                                                          |             
      Pars Distalis, Pigmentation          |                                                                          |             
      Rathke's Cleft, Pigmentation         |                                     2                                    |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |          1                                                               |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           | 2  1  2                       3           1           1           1  1   |             
      Follicle, Cyst                       |                                                       2                  |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                                      4   |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |          1     1                                                         |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                          1               |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                       3                  |             
      Bilateral, Rete Ovarii, Hyperplasia  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Periovarian Tissue, Cyst             |                                                                          |             
      Rete Ovarii, Hyperplasia             |       1     1                       1              1                     |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hydrometra                           |                                  2  2                                    |             
      Pigmentation                         |                   1                                                      |             
      Cervix, Cyst                         | 3                                                                        |             
      Cervix, Inflammation, Chronic Active |                                                                          |             
      Cervix, Epithelium, Vacuolization    |                                                                          |             
          Cytoplasmic                      |                                                                3         |             
      Endometrium, Cyst                    |                                                                      1   |             
      Endometrium, Inflammation, Chronic   |                                                                      1   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 119                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Endometrium, Pigmentation            |                                                                          |             
      Endometrium, Epithelium, Hyperplasia |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                    +                     |             
      Cyst                                 |                                                    4                     |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                2                                                         |             
      Hyperplasia                          |                         1              3                    3  2         |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                      +        M     +  +        +     +  M        +      |             
      Mediastinal, Hemorrhage              |                                                       2                  |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |    1  2     2                 1  1                                       |             
      Hemorrhage                           |                                              2                           |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                        2                                 |             
      Infiltration Cellular, Histiocyte    | 1  1  2     2  1  2  2  1  1  2  2  2        1     2  2  1  2  1  1  1  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Fibrosis                             |                                           4                              |             
      Hematopoietic Cell Proliferation     |       1              1        1        2           1  2     3     1      |             
      Pigmentation                         | 1           2  3  2        1                 2                    2     1|             
      Lymphoid Follicle, Atrophy           |                2                                                         |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Atrophy                              |                4  1  2  1        1                 1  2  1  2  3  1      |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |       2     2  1  2     3     2  1  1     1     1  3     2              1|             
      Galactocele                          |    3                       2                                             |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 120                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
      Femur, Hyperostosis                  |                                           2     3                    4   |             
      Turbinate, Hyperostosis              |                                                 2                    3   |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Cerebellum, Gliosis, Focal           |                                                                          |             
      Cerebellum, Hemorrhage               |          1                                                               |             
      Hypothalamus, Compression            |       3                    2                                             |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                   2        2                 2                           |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                               1                                          |             
      Infiltration Cellular, Histiocyte    | 1  1  1     1                       1  1              1     1     1  1   |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                1         |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1     1        1  1  1  1     1  2  1     1  2  2  2  2  1  1  1  1  2  1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |             1                                                            |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Bilateral, Cornea, Mineralization    |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 121                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 7| 5| 6| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 4| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 2| 3| 5| 6| 3| 3| 1| 3| 3| 3| 2| 0| 1| 3| 3| 3| 3| 3| 8| 3| 3| 1|             
                                           | 8| 8| 9| 6| 8| 0| 8| 7| 8| 0| 7| 8| 8| 7| 1| 1| 7| 7| 7| 9| 2| 0| 8| 2| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1  1                 1     1  1  1                                   1|             
      Inflammation, Chronic                |                   1                                                      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |             1        1     1                       1     1  1  1     1   |             
      Bilateral, Inflammation, Chronic     |                                                       1                  |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |       1              1  1                    1           1        1      |             
      Bilateral, Mineralization            | 1                                                              2         |             
      Bilateral, Necrosis, Chronic         |                                                                          |             
      Bilateral, Nephropathy               |       1        1     1  1  1     1        1           1  1  1        1   |             
      Bilateral, Pigmentation              |                                           1                              |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                3         |             
      Bilateral, Renal Tubule, Pigmentation|                                                                      2   |             
      Pelvis, Inflammation, Chronic        |       1                                                                  |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                     1                                1   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 122                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
      Epithelium, Hyperplasia              |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
      Diverticulum                         |                                                                          |      1     |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  95        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  91        |
      Ulcer                                |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Basophilic Focus                     | 1  1  1  1  2  2  2  1  3  2  2        2  3  1     1  2  2  2  2  2  1  1|     78  1.7|
      Clear Cell Focus                     |    1        1     1     1  1           1                                 |     18  1.1|
      Congestion                           |                                                                          |      1  4.0|
      Eosinophilic Focus                   | 2  1  2        1  2                       1                 1  1         |     31  1.4|
      Fibrosis                             |                                                                          |      1  1.0|
      Hematopoietic Cell Proliferation     |                                                                          |      2  1.0|
      Hepatodiaphragmatic Nodule           |                                                                   X      |      6     |
      Infiltration Cellular, Lymphocyte    |                                                                          |      2  1.0|
      Infiltration Cellular, Histiocyte    |                                                                1         |      1  1.0|
      Infiltration Cellular, Mixed Cell    |       2  2     1  1  2     1  1                                   1     2|     27  1.3|
      Inflammation, Chronic                |                                                                          |      2  1.5|
      Inflammation, Granulomatous          |                                                       1                  |      2  2.0|
      Mixed Cell Focus                     |    1        1     1  2  1                                2  1        1   |     37  1.5|
      Necrosis                             |                                                          1              1|      4  1.3|
      Tension Lipidosis, Focal             |                                                                          |      1  2.0|
      Bile Duct, Hyperplasia               |    1                             3  3                 2                  |     24  1.7|
      Hepatocyte, Vacuolization Cytoplasmic|                                                    2     3               |      9  1.9|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                      +  +                 +           +                  |  16        |
      Fat, Necrosis                        |                      2  2                 2           2                  |     15  2.0|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Infiltration Cellular, Lymphocyte    |                                                       1                  |      7  1.0|
      Acinus, Atrophy, Focal               | 1                       1                 2  1     1                    1|     20  1.2|
      Acinus, Hyperplasia, Focal           |                   4                                                      |      2  4.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Duct, Sublingual Gland, Metaplasia,  |                                                                          |            |
           Squamous                        |                                                       2                  |      2  2.0|
      Parotid Gland, Atrophy               |                   1                                                      |      2  1.5|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 123                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Sublingual Gland, Atrophy            |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                                                          1               |      1  1.0|
      Inflammation, Acute                  |                                                                          |      1  1.0|
      Inflammation, Chronic Active         |                                     2                                    |      2  2.0|
      Ulcer                                |                                                                          |      1  2.0|
      Epithelium, Hyperplasia              |                                  1  4                    3               |     10  2.2|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                                                          2               |      3  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Glands, Cyst                         |          1                          1        1                           |     12  1.0|
                                            __________________________________________________________________________|____________|
   Tongue                                  |                                                                          |   1        |
      Epithelium, Hyperplasia, Focal       |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   1        |
      Necrosis                             |                                                                          |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       |    1  1  1  1  1  1     2  2        2     2     1  2  1  1  1  1  1      |     60  1.3|
      Atrium, Mineralization               |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                          |      5  1.4|
      Hematopoietic Cell Proliferation     |                                                                          |      2  1.0|
      Hyperplasia, Focal                   |                         3                                         1     1|     15  2.1|
      Hypertrophy, Focal                   |                                                                          |      1  4.0|
      Mineralization                       |                                                                          |      1  2.0|
      Necrosis                             |                                                                          |      1  1.0|
      Vacuolization Cytoplasmic, Diffuse   |                                                                          |      1  1.0|
      Vacuolization Cytoplasmic, Focal     |    1  1                 1                 4     2              2  3      |     24  1.8|
      Bilateral, Angiectasis               | 2     1     2  2  2     2  2              2     1  1        1  2  2     2|     57  1.8|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      2  1.5|
      Bilateral, Hyperplasia, Focal        |                                                                          |      1  2.0|
      Bilateral, Necrosis                  |                                                                          |      1  4.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |          2                                                               |      3  1.7|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 124                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|  97        |
      Hyperplasia, Focal                   |          4                                                           1   |      4  2.0|
      Bilateral, Hyperplasia, Focal        |                                                                          |      1  3.0|
      Bilateral, Necrosis                  |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|  92        |
      Cyst                                 |                                                                          |      1  3.0|
      Degeneration                         |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  M  +  +  +  M  +|  89        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Mineralization                       |    1  1        1                    1  1  1     1  2  1                  |     40  1.1|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Pars Distalis, Angiectasis, Focal    |                               4                                          |      2  2.5|
      Pars Distalis, Cyst                  |    3        2                             2                 2     2  2   |     25  1.9|
      Pars Distalis, Degeneration, Focal   |                                                                          |      1  1.0|
      Pars Distalis, Hyperplasia, Focal    |             2                                               2           1|      7  2.7|
      Pars Distalis, Hypertrophy, Focal    |                                                                          |      1  2.0|
      Pars Distalis, Inflammation, Chronic |             1                                                            |      1  1.0|
      Pars Distalis, Pigmentation          |                                              2                           |      1  2.0|
      Rathke's Cleft, Pigmentation         |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ultimobranchial Cyst                 |                                                                          |      3  1.0|
      C-Cell, Hyperplasia, Diffuse         |                                                                          |      2  2.5|
      C-Cell, Hyperplasia, Focal           |       1  1  1                       2           1  2     4  2           1|     30  2.0|
      Follicle, Cyst                       |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +|  94        |
      Cyst                                 |                                                                          |      3  3.0|
      Hyperplasia, Focal                   |          2        2                                               2      |      5  2.2|
      Inflammation, Acute                  |                                                                          |      1  1.0|
      Inflammation, Chronic                |                                     1                          1        1|     12  1.0|
      Inflammation, Chronic Active         |                                                                   3      |      1  3.0|
      Bilateral, Inflammation, Chronic     |                                                       2                  |      7  1.3|
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 125                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Inflammation, Chronic                |                                                                          |      2  2.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      2  2.5|
      Bilateral, Rete Ovarii, Hyperplasia  |          1                                                               |      3  1.3|
      Follicle, Cyst                       |                                                                          |      2  1.5|
      Periovarian Tissue, Cyst             | 3  4                    3                             2  3               |     11  2.8|
      Rete Ovarii, Hyperplasia             |       2                                                     2     1     1|     13  1.6|
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hydrometra                           |                   2                                   1                  |      6  1.8|
      Pigmentation                         |                                                                          |      1  1.0|
      Cervix, Cyst                         |                                                                          |      2  3.5|
      Cervix, Inflammation, Chronic Active |                                                                          |      1  3.0|
      Cervix, Epithelium, Vacuolization    |                                                                          |            |
          Cytoplasmic                      |                                                                          |      1  3.0|
      Endometrium, Cyst                    |       2                                                                 1|      9  1.7|
      Endometrium, Inflammation, Chronic   |                                                                          |      1  1.0|
      Endometrium, Pigmentation            |                                                                          |      1  1.0|
      Endometrium, Epithelium, Hyperplasia |                                  2                                       |      1  2.0|
                                            __________________________________________________________________________|____________|
   Vagina                                  |                                                                   +      |   2        |
      Cyst                                 |                                                                          |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                1              1                                          |     11  1.6|
      Hyperplasia                          |          1           2                 1  2  2              2     1      |     17  1.9|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |       +     +     +                 M  +        +                 M     +|  18        |
      Mediastinal, Hemorrhage              |       1                                                                  |      3  2.3|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                           1                             2|     15  1.3|
      Hemorrhage                           |       2                                                              1   |      3  1.7|
      Hyperplasia, Lymphoid                |    1     3                    1           2  2                           |      7  1.6|
      Pigmentation                         |                1                                                         |      3  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hemorrhage                           |                                                                          |      4  1.3|
      Infiltration Cellular, Histiocyte    | 1  3  2  3  2  3  2  2  3  2  3  2  3  2     2     3  2     2  2  2  1  2|     86  1.8|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Fibrosis                             |                                                                   2      |      2  3.0|
      Hematopoietic Cell Proliferation     |    1  1  1  1     1                    1  1  1              2     2     1|     28  1.4|
      Pigmentation                         |       1     1           1  1  2                    1     3     2     2  1|     46  1.6|
      Lymphoid Follicle, Atrophy           | 3                                                  1                 1   |      6  1.8|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 126                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +  +  +  +|  92        |
      Atrophy                              | 1  2     1                    2        2  1  2     2           2     2  1|     43  1.7|
      Cyst                                 |                                                                          |      2  2.0|
      Hemorrhage                           |                                                       2                  |      5  1.6|
      Epithelial Cell, Hyperplasia         |                      2                                                   |      2  1.5|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |       1  2  2  1  1  1  2     1           1  1        1  2  1  2  1      |     53  1.5|
      Galactocele                          |                            2        2              3                     |     10  2.4|
      Inflammation, Chronic                |                                                                          |      2  1.5|
      Mineralization                       |                                                          2               |      2  1.5|
      Epithelium, Hyperplasia              |    3                                            2        1               |      3  2.0|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst Epithelial Inclusion            |                                                                          |      1  3.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |             3              2                                             |      2  2.5|
      Femur, Hyperostosis                  |             2              2     2  3                                    |     13  2.4|
      Turbinate, Hyperostosis              |                            1                                             |      6  2.2|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                          +               |   2        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      1  1.0|
      Cerebellum, Gliosis, Focal           |                                     2                                    |      1  2.0|
      Cerebellum, Hemorrhage               |                                                 1                        |      2  1.0|
      Hypothalamus, Compression            | 2     2              2                             2  3  2               |     19  2.3|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                                                          +               |   2        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                                          +               |   2        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                      2   |      7  1.9|
      Hemorrhage                           |                                                                          |      1  2.0|
      Infiltration Cellular, Lymphocyte    |                                                                          |      3  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 127                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
      Infiltration Cellular, Histiocyte    |    1     1  1  1        1                                   1     1     1|     35  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |       2                    2                                             |      3  2.3|
      Interstitium, Inflammation, Chronic  |                                        1     1           1               |      7  1.0|
      Serosa, Inflammation, Chronic        |                   1                                                      |      1  1.0|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Acute                  |                                                                      2   |      2  1.5|
      Inflammation, Chronic                |                   1                                                      |      3  1.0|
      Inflammation, Chronic Active         |          3                                   2              2            |      7  1.9|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |    2                                                              2     1|      7  1.4|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |                      2                                                   |      1  2.0|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |    1  1        2     1  1  2     1  1  1  2     1  1  1  2  1  2  2  2  1|     77  1.4|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                | 1                                                     1                  |      5  1.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                      +                                                   |   3        |
      Bilateral, Cornea, Mineralization    |                                                                          |      1  2.0|
      Lens, Cataract                       |                      4                                                   |      2  4.0|
      Retina, Atrophy                      |                      4                                                   |      2  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                                     3                                    |      2  3.0|
      Infiltration Cellular, Lymphocyte    |    1  1              1  1     1     1              2     1  1  1         |     27  1.1|
      Inflammation, Chronic                |                                                                          |      2  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |             1              1           1  1  1                    1  1   |     39  1.1|
      Bilateral, Inflammation, Chronic     |                2                                      2                 1|     12  1.3|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                              +                           |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 128                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 5| 6| 7| 4| 7| 5| 7| 6| 6| 5| 7| 7| 7| 4| 7|            |
                             DAY ON TEST   | 1| 3| 3| 2| 3| 3| 3| 9| 3| 3| 8| 4| 3| 3| 3| 0| 3| 4| 5| 7| 3| 3| 3| 4| 3|            |
                                           | 5| 7| 8| 9| 8| 7| 9| 1| 9| 8| 5| 5| 0| 0| 8| 5| 7| 1| 3| 5| 8| 7| 9| 8| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Mineralization                       | 1  1  2  1     1                       1                    1            |     23  1.1|
      Bilateral, Mineralization            |                   1                             1              1  1  1   |     16  1.1|
      Bilateral, Necrosis, Chronic         |                                                          1               |      1  1.0|
      Bilateral, Nephropathy               |       1  1  1     1        1  1     2  1     1  2  1  1     1     1  1  1|     51  1.1|
      Bilateral, Pigmentation              |                                                                          |      1  1.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Chronic                         |                            1                                             |      1  1.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                           2                              |      1  2.0|
      Bilateral, Renal Tubule, Degeneration|                      3                                                   |      3  2.7|
      Bilateral, Renal Tubule, Pigmentation|                                     2                             1      |     11  1.6|
      Pelvis, Inflammation, Chronic        |                                                                          |      2  1.0|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     |                         2                                                |      1  2.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
      Infiltration Cellular, Lymphocyte    |                            1                 1                           |     10  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 129                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                       2                  |             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     | 2        2  2        1                                      2            |             
      Clear Cell Focus                     | 2        2  2        2                                   2  2        1   |             
      Degeneration, Cystic, Focal          |                                           2                              |             
      Eosinophilic Focus                   |                      1                                   2               |             
      Hematopoietic Cell Proliferation     |                1                       2                                 |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                         1|             
      Infiltration Cellular, Mixed Cell    |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |                                                             1           2|             
      Necrosis                             |                2                             2                    4     1|             
      Tension Lipidosis                    |                                                                          |             
      Artery, Inflammation, Chronic        |                         3                                                |             
      Bile Duct, Hyperplasia               | 2     2  1  1  1  2  1        3        1  2           2  2  2     2  2  2|             
      Hepatocyte, Degeneration             |                                                                          |             
      Hepatocyte, Hypertrophy              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|       2                                2  2  2        2                  |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +           +                                         +        +      |             
      Fat, Necrosis                        |    3                                                     2        3      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                       1                  |             
      Infiltration Cellular, Lymphocyte    |                                                                         1|             
      Acinus, Atrophy, Focal               |    2                 2  1     1     1     2  1              1     3      |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           | 2                                                        2               |             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |       2                                                                  |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |       2                                                                  |             
      Ulcer                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 130                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia              |       3           1                                                      |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                            2                                         1   |             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                1  1           2                                          |             
      Mineralization                       |                                                                          |             
      Artery, Inflammation, Chronic        |                         3                                                |             
      Glands, Cyst                         |    1                                                                     |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
      Gingiva, Malformation                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Aneurysm                             |                         4                                                |             
      Inflammation, Chronic                |                         4                                                |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  2  1  2     2  1  1     2  2  2  2  1  1     1  2  2  1  1  1  2  1|             
      Artery, Inflammation, Chronic        |                                                                          |             
      Atrium, Thrombosis                   |                3                                   4                     |             
      Epicardium, Inflammation, Chronic    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                   2                                                      |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   |       2        1                                                         |             
      Hypertrophy, Focal                   |                                                                          |             
      Necrosis, Focal                      |                                     4                                    |             
      Vacuolization Cytoplasmic, Focal     |                                                          2     2         |             
      Bilateral, Angiectasis               |       2     1                                                        2   |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                   2                                                      |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   | 1                                                  3                     |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  M  M  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 131                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  A  +  M  +  +  +  +  M  +  M|             
      Infiltration Cellular, Lymphocyte    |             1                                                            |             
      Mineralization                       | 2  2  1     1  1     1  1     1                       1  1  1  2         |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                2         |             
      Pars Distalis, Atrophy, Focal        |                                                                          |             
      Pars Distalis, Cyst                  |                      2                          1                        |             
      Pars Distalis, Hyperplasia, Focal    | 1                    1  2     3                                          |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Pigmentation, Focal   |                                                                          |             
      Pars Intermedia, Cyst                |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                 1                        |             
      Ultimobranchial Cyst                 |                                                                          |             
      Bilateral, C-Cell, Hyperplasia, Focal|                1                                                         |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           | 1                                         1                 3           3|             
      Follicle, Cyst                       |                      2                                                   |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                    +                     |             
      Necrosis                             |                                                    4                     |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Granuloma Sperm                      |                                                                          |             
      Inflammation, Chronic                | 1                                                                        |             
      Artery, Inflammation, Chronic        |                         1                                                |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 2  1  2  2        2  2        2     1  2        2  1  2                  |             
      Epithelium, Degeneration, Mucoid     |             1              2                                2  2  1  1  1|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                4         |             
      Inflammation, Chronic                |             2        1           1        1  2        1                  |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   |                            3                                             |             
      Bilateral, Inflammation, Chronic     | 1  2           2  2           2     2              1     1  2        2   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |       2  1                                      2                       1|             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 132                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Atrophy                              |             1     2           3        3           2  3     3  3     2   |             
      Inflammation, Acute                  | 1                                3                                       |             
      Inflammation, Chronic                |                                                    1                     |             
      Inflammation, Chronic Active         |    2  3  1     2           2        2  3  4  2        2  2     2  2     2|             
      Artery, Inflammation, Chronic        |                         1                                                |             
      Epithelium, Hyperplasia, Focal       |                                                                1         |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2  4     3     4              4           1                    3     2   |             
      Bilateral, Atrophy                   |       4     3     4  3           2     4        4  3  4     3     2      |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                        1                                 |             
      Bilateral, Mineralization            |                                                                          |             
      Bilateral, Artery, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                         2|             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                         4|             
      Germinal Epithelium, Atrophy         |                                     4  4                             4   |             
      Interstitial Cell, Hyperplasia, Focal|                         2           2  1  3                          2   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |                2        1              3              2           2      |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                               +                          +        +  +  +|             
      Hyperplasia, Lymphoid                |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                         2|             
      Mediastinal, Pigmentation            |                                                                   3      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 | 2        3  1  1                    2                                1   |             
      Fibrosis                             |                                                                          |             
      Hemorrhage                           |                                                       1                  |             
      Hyperplasia, Lymphoid                |                         1                    2        2                 1|             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                       2                  |             
      Infiltration Cellular, Histiocyte    | 1     1  1  2  3     1     1        3  2  2  2     2     2     2  1  1  2|             
      Pigmentation                         |                         1                                                |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                3     1                 3                                 |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 133                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Necrosis, Focal                      |                                                                          |             
      Pigmentation                         |       2                                      2                           |             
      Lymphoid Follicle, Atrophy           |                                                                   2      |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 3  4  2  2  2  4     2              2  1  4        4  3  3  3  3  2  3  2|             
      Cyst                                 |                                                                2         |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                   2      |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 2     1                                2                                 |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Necrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |    +              +                    +  +                              |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Choroid Plexus, Cerebrum,            |                                                                          |             
          Infiltration Cellular, Lymphocyte|                                                                          |             
      Hypothalamus, Compression            |       3                                1                                 |             
      Thalamus, Necrosis, Focal            |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |    +              +                    +  +                              |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |    +              +     +              +  +                              |             
      Meninges, Cyst Epithelial Inclusion  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                       1              2   |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 134                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
           Focal                           | 2                    2                                      4            |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Interstitium, Inflammation, Chronic  |          1                                                              2|             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                         2                                                |             
      Inflammation, Chronic Active         | 2        2     2           2                    2                       2|             
      Mineralization, Focal                |                                                                          |             
      Glands, Cyst                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |          1                                                               |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    2  1     1  1  1  1     1                                   1         |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |          2                                                               |             
      Inflammation, Chronic Active         |                                                                          |             
      Glands, Cyst                         |                                                                   2      |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1                          1              1           1           1     1|             
      Inflammation, Chronic                |                                                    1                     |             
      Inflammation, Chronic Active         |                                                                          |             
      Pigmentation                         |                         2                                                |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |             1                                                            |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |       2                                                                  |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 135                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 7| 5| 7| 6| 5| 4| 6| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 1| 7| 3| 3| 5| 4| 3| 0| 2| 1| 4| 3| 4| 7| 7| 2| 7| 0| 3| 3| 3| 2| 3| 3|             
                                           | 7| 4| 0| 7| 6| 8| 9| 7| 2| 9| 0| 9| 6| 9| 9| 6| 7| 7| 4| 6| 6| 6| 5| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infarct                              |    4                                                                     |             
      Mineralization                       |       2  1                                         1  1                  |             
      Nephropathy                          |                                                                          |             
      Artery, Inflammation, Chronic        |                         2                                                |             
      Bilateral, Mineralization            |                                     1  1                          1      |             
      Bilateral, Nephropathy               | 1  1  2  1  1  1  1  1  1  2  3     2  1  1  2     2  1  1  2  2     1  2|             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                           1                              |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|    2           3  1        2  3        1           2  1     1     4      |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                      1   |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                                           2                              |             
      Transitional Epithelium, Hyperplasia |                                           2                              |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 136                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     | 2              2  2        2  2        1           1        2  1        2|             
      Clear Cell Focus                     | 2              2  2        2     2     1     1  1  2        2  2        2|             
      Degeneration, Cystic, Focal          |                1                             2        2                  |             
      Eosinophilic Focus                   |                                  2     1     1  2  1                 1  1|             
      Hematopoietic Cell Proliferation     |                            1                                             |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |                      2        1        1                       1         |             
      Inflammation, Chronic                |                                  2                                      2|             
      Mixed Cell Focus                     | 3                          3     4     4     3     2                     |             
      Necrosis                             |                                     3                                    |             
      Tension Lipidosis                    |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bile Duct, Hyperplasia               | 2           3  2  1  2     2     2  1  2  3  3  2  2  3  3  2  2  3  4  2|             
      Hepatocyte, Degeneration             |                                     2                                    |             
      Hepatocyte, Hypertrophy              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic| 1                             1                                         1|             
                                            __________________________________________________________________________|             
   Mesentery                               | +     +                                                        +  +      |             
      Fat, Necrosis                        | 2                                                                 3      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Acinus, Atrophy, Focal               |       2           3  2     1        2           2                 2      |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |                         2  4           4  4                 3        3  3|             
      Artery, Inflammation, Chronic        |                               3                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |       3                                                                  |             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 137                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia              |       3           1                                                      |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |             1                                                            |             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                     3                                    |             
      Mineralization                       |                                     1                                    |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Glands, Cyst                         |       1  1                                                               |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                     +                                    |             
      Gingiva, Inflammation, Chronic Active|                                     2                                    |             
      Gingiva, Malformation                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Aneurysm                             |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  1     1  1  1  2  1  1  1  1  2  2  2  2     2  3  2     1  2  2  2  2|             
      Artery, Inflammation, Chronic        |                               2                                          |             
      Atrium, Thrombosis                   | 3                                                                    4   |             
      Epicardium, Inflammation, Chronic    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                                                      4   |             
      Hyperplasia, Focal                   |    1           1           2              1                              |             
      Hypertrophy, Focal                   |                                                             1            |             
      Necrosis, Focal                      |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |                2                    2                       1  2         |             
      Bilateral, Angiectasis               |                   1  1                                                   |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |       2                                                                  |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                   3                                                  4  3|             
      Bilateral, Hyperplasia, Focal        |                                     2                    2               |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                               3                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 138                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +  M  M  +  M  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       | 2  2  2     1                 2        1  1              1        1      |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    | 2                                                                        |             
      Pars Distalis, Atrophy, Focal        |                                  2                                       |             
      Pars Distalis, Cyst                  |                   2                                                      |             
      Pars Distalis, Hyperplasia, Focal    |          3  2                             4                    2         |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Pigmentation, Focal   |                                  2                                       |             
      Pars Intermedia, Cyst                |                                           1                              |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                               1                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |                3     2     1     1                 1  2     1  2     3   |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Necrosis                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Granuloma Sperm                      |                                                                          |             
      Inflammation, Chronic                |                               2                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 2     2  2  1  2  2     2  2     2     2  2  1  2  1  2        1  2  2  1|             
      Epithelium, Degeneration, Mucoid     |    2                 1              2                    1  2            |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |          3                                                               |             
      Inflammation, Chronic                |                1        1  1           2                 2               |             
      Inflammation, Chronic Active         |                                              1                           |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     | 2     1  1           1           1              1  2  1     1     1     1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                           2                    2     1   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 139                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Atrophy                              |       1  2           1  1        3     3        3  2     3     3  3     3|             
      Inflammation, Acute                  |                      1                                                   |             
      Inflammation, Chronic                |                2  1                                                      |             
      Inflammation, Chronic Active         |    2  1     2                 2     2        3        2     2        2   |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                               2           2           2                  |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |    1     3  3  4     1        2              1                 1  4      |             
      Bilateral, Atrophy                   | 3     4           3     4  2     4     4  3     2  3  3  4  3        4  4|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Mineralization            |                               2                                          |             
      Bilateral, Artery, Inflammation,     |                                                                          |             
           Chronic                         |                               2                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                     3                                    |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                               4                                          |             
      Germinal Epithelium, Atrophy         |                      4           3                                       |             
      Interstitial Cell, Hyperplasia, Focal|                                  1                                       |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |                   1  1              3                                    |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +           +                                                            |             
      Hyperplasia, Lymphoid                | 1                                                                        |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                           1                              |             
      Fibrosis                             |          1                                                               |             
      Hemorrhage                           |                                                                1         |             
      Hyperplasia, Lymphoid                |                               1     2        2                           |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                  1                                       |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    | 2        2     3  2  2     1  1     3  2     2  1  2  1     2  1     2   |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                         X                                                |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     | 1                    1        1     2                                    |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 140                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Necrosis, Focal                      |                                                                          |             
      Pigmentation                         |                            1                       1                    1|             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1        1     3  2        2  2     3  2  1     1  3  3  4  2  2     3   |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                               3                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                     2        1           2        1  2   |             
      Inflammation, Chronic                |                                                                      2   |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                      1                                                   |             
      Pigmentation                         |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Necrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |             1                                                            |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |             +                       +                                    |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Choroid Plexus, Cerebrum,            |                                                                          |             
          Infiltration Cellular, Lymphocyte|                                                                          |             
      Hypothalamus, Compression            |                                     2                                    |             
      Thalamus, Necrosis, Focal            |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |             +                       +                                    |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |             +                       +                                    |             
      Meninges, Cyst Epithelial Inclusion  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                   1                             1     1                  |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 141                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
           Focal                           |          3                          2                                    |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                     1  1                                 |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                 1  1                     |             
      Inflammation, Chronic Active         |             2        2                 2     2                 3  2      |             
      Mineralization, Focal                |                                                                          |             
      Glands, Cyst                         |                         1                                                |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                        2                             2  2|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |          1     1              2  2  2           1           1  1  1  1   |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                        1                                 |             
      Inflammation, Chronic Active         |                                                                          |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                  1                                       |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                  1     2           1                    1|             
      Inflammation, Chronic                |                                                                   2      |             
      Inflammation, Chronic Active         |                                                                          |             
      Pigmentation                         |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1  1           1     1     1           1           1     1            |             
      Bilateral, Inflammation, Chronic     |                                                                2         |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 142                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 5| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 7| 9| 3| 4| 3| 3| 3| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 1| 3| 3| 0| 3| 3|             
                                           | 7| 3| 0| 6| 9| 7| 7| 6| 6| 7| 6| 6| 9| 7| 6| 7| 6| 7| 6| 4| 7| 7| 5| 6| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |                                     1        1                           |             
      Nephropathy                          |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bilateral, Mineralization            |          1                 1     1                          1  1     1   |             
      Bilateral, Nephropathy               | 2        1  1  1  2  1  1  1  1  1  2  2  2  2  2  1  1  1  2  1  1  2  2|             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                               3                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|    2                                                  3  3        3  2   |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                   1      |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                      1                             1                 1   |             
      Inflammation, Chronic                |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 143                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  A  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     | 2  1              1           1  1                                       |             
      Clear Cell Focus                     | 1                 1  2        1                       1     2  2  1      |             
      Degeneration, Cystic, Focal          | 2                                         1                    1         |             
      Eosinophilic Focus                   |             4        1                          2     1           2      |             
      Hematopoietic Cell Proliferation     |                                           1                    2         |             
      Hepatodiaphragmatic Nodule           |                                                                X         |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    |                      1           2              1                 1      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     | 2                 2  2                          1           1  3         |             
      Necrosis                             |                               1                                          |             
      Tension Lipidosis                    |                                                          4               |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bile Duct, Hyperplasia               | 2  1  3  3  1  3  3  2  4  3  2  2     4  2     2  2  4        3  2  2   |             
      Hepatocyte, Degeneration             |                                                                          |             
      Hepatocyte, Hypertrophy              |                                                                         1|             
      Hepatocyte, Vacuolization Cytoplasmic|                                                          3  3            |             
                                            __________________________________________________________________________|             
   Mesentery                               |          +        +              +     +  +        +                     |             
      Fat, Necrosis                        |          2        3              3     3  3        2                     |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                             1            |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Acinus, Atrophy, Focal               |                   2     1        1  1           2                 1      |             
      Acinus, Basophilic Focus             |                                           1                              |             
      Acinus, Hyperplasia, Focal           |       2                                                  3     2  3     2|             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |             2                                      2                     |             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Chronic                |                                              2                           |             
      Inflammation, Chronic Active         |                                                             2            |             
      Ulcer                                |                                                             2            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 144                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia              |                                              2                           |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                1                             1     2                     |             
      Mineralization                       |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Glands, Cyst                         |                                                       1                  |             
                                            __________________________________________________________________________|             
   Tooth                                   | +                                                                        |             
      Gingiva, Inflammation, Chronic Active| 3                                                                        |             
      Gingiva, Malformation                | X                                                                        |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Aneurysm                             |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  2  1  2  2  2  1  1  1  2  2     1  2     1  2     1     1  2  1  2|             
      Artery, Inflammation, Chronic        |                                                                          |             
      Atrium, Thrombosis                   |       4                                   4                              |             
      Epicardium, Inflammation, Chronic    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                          |             
      Hematopoietic Cell Proliferation     |             1                                                            |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   |          2           2                                                   |             
      Hypertrophy, Focal                   |          2                                                               |             
      Necrosis, Focal                      |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |                      2  1           2           1              1        1|             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                           2                    1         |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Pigmentation              |                                                             1            |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |          1        1                                         3            |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                3  1     3              1        1                    1   |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  M  +  +  M  +  M  +  +  +  M  M  +  +  +  +  +  +  +  +  M  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 145                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  +  M  M  M  M  +  +  +  +  +  +  M  +  +  +  +  +  I  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |       2        1  1              2     2     2  1     1                 1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Atrophy, Focal        |                                                                          |             
      Pars Distalis, Cyst                  |       1                    2                                             |             
      Pars Distalis, Hyperplasia, Focal    |             4           4                 1                              |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Pigmentation, Focal   |                                                                          |             
      Pars Intermedia, Cyst                |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |             
      C-Cell, Hyperplasia, Diffuse         | 2              1     1                                         1         |             
      C-Cell, Hyperplasia, Focal           |                   1     2                       1  4  4  2  3            |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                +         |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                         +|             
      Necrosis                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Granuloma Sperm                      |                            2                                             |             
      Inflammation, Chronic                |                                        2                                 |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          |    2  2  2  2  2     1  1  2  1           1     2     2  2  2     2  2  2|             
      Epithelium, Degeneration, Mucoid     | 1                 1                    2     2     1                     |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |             2                                               2            |             
      Inflammation, Chronic                | 2     1           1     1              2                                 |             
      Inflammation, Chronic Active         |                      2                                   3              1|             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |    1     2  2  2           1     1                 2  1        2  2      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 146                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Atrophy                              |                2  2  2     3  3  2     1        2  2  3  3  2  3  3  3   |             
      Inflammation, Acute                  |                                              2                           |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         | 3        2  2        1                 1  1                              |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                   2     1  1                                   1         |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                      1     2     3     4                    1  4  4      |             
      Bilateral, Atrophy                   |    2  4  4  4  4        4     4           4     4  4  4  4           3  4|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Mineralization            |                                                             2            |             
      Bilateral, Artery, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                             4            |             
      Germinal Epithelium, Atrophy         |                      3                                                   |             
      Interstitial Cell, Hyperplasia, Focal|                      1           2                                       |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                  1                          2            |             
      Hyperplasia                          |             2                 2           2              2     2        2|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                +                    +        +     +                     |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                      3                                   3               |             
      Fibrosis                             |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                      2        2                 1        2               |             
      Pigmentation                         |                                                                   1      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    | 2        1        1  2  2     2  1        2           3  2  1  4  2  3  1|             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |             3                    1        2                    3        2|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 147                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Hemorrhage                           |                                           2                              |             
      Necrosis, Focal                      |                                                                1         |             
      Pigmentation                         |    2                             2                          1     1      |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +|             
      Atrophy                              |             4     2     2  3  2  3     3  4     2        2  4  2  2  3  2|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |       1              2           2                 2     1           2  1|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                          4               |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                2                    2                                    |             
      Epithelium, Hyperplasia              | 2                             1                    2           2  1      |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Necrosis        |                2                                                         |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                   2      |             
      Femur, Hyperostosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |             +  +                                                         |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Choroid Plexus, Cerebrum,            |                                                                          |             
          Infiltration Cellular, Lymphocyte|                                                                          |             
      Hypothalamus, Compression            |                                  3                                       |             
      Thalamus, Necrosis, Focal            |                1                                                         |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |             +  +                                                         |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |             +  +                                                         |             
      Meninges, Cyst Epithelial Inclusion  |             1                                                            |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Larynx                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                           3                    1         |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                               1                    1                     |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 148                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
           Focal                           |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Interstitium, Inflammation, Chronic  |                      2                                                   |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                        2                                 |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                         X                                                |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                | 2                       1                                                |             
      Inflammation, Chronic Active         |       2           2  3        2        3                 2               |             
      Mineralization, Focal                |                               2                                          |             
      Glands, Cyst                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                      1                                                   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                             3            |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1           1  1        2  2  1  1                                       |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                            1                                         1   |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                      2        1        1                          1  1   |             
      Inflammation, Chronic Active         |    3                                                                     |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    A                                                                     |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                2                                                         |             
      Hyperplasia, Focal                   |                                                          2               |             
      Infiltration Cellular, Lymphocyte    | 1     1              1  1                                1  1     1      |             
      Inflammation, Chronic                |             1                                                            |             
      Inflammation, Chronic Active         |                                                                          |             
      Pigmentation                         |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                   1                       1                              |             
      Bilateral, Inflammation, Chronic     |                                              2  1                        |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 149                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 5| 3| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 4| 7| 5| 7| 6| 3| 3| 3| 3| 3| 8| 0| 1| 9| 2| 3| 2| 3| 3| 4| 3| 3| 1| 3|             
                                           | 7| 5| 0| 9| 4| 1| 7| 6| 6| 7| 6| 3| 3| 7| 3| 7| 6| 2| 7| 7| 7| 7| 7| 0| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    SHAM                                   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     CONTROL                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |             1     1                                               1  1   |             
      Nephropathy                          |                                                       1                  |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Bilateral, Mineralization            |                3     1        1           1        1     1              1|             
      Bilateral, Nephropathy               | 2  1  1  1  3  1  2  3  2  1  2  1  1  2  1     2  1     1  4  1  2  1  2|             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|          4        4                                                      |             
      Bilateral, Renal Tubule, Pigmentation|          2     3        1  1           2        1  2           3     3  2|             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                              3                           |             
      Infiltration Cellular, Lymphocyte    |                                                                   1      |             
      Inflammation, Chronic                |                                                             1            |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 150                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|  98        |
      Edema                                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                2         |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  A  +  +  +  +  +  +  +  +  +  A  A  +  A  +  +  +  +  +  +  +|  91        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|  94        |
      Inflammation, Chronic                |                                                          2               |      1  2.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Basophilic Focus                     |    2  1  1  1  1           1  1  1  1  1              1  2        1  2  2|     35  1.5|
      Clear Cell Focus                     | 1  2  2  1     2  1  1     1  2  2  3  1              1  1        2  2  2|     44  1.6|
      Degeneration, Cystic, Focal          |                      1                                                   |      8  1.5|
      Eosinophilic Focus                   |    3  2  2  1        1        1                                   1      |     21  1.6|
      Hematopoietic Cell Proliferation     |                                                                          |      5  1.4|
      Hepatodiaphragmatic Nodule           |                                  X                                       |      2     |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Infiltration Cellular, Mixed Cell    |                               1  1  1                                    |     11  1.2|
      Inflammation, Chronic                |                                                                          |      2  2.0|
      Mixed Cell Focus                     | 1  1  1  1     1  2           1  1  1                    1              2|     25  1.8|
      Necrosis                             |             1                                4                           |      8  2.3|
      Tension Lipidosis                    |                                                                          |      1  4.0|
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
      Bile Duct, Hyperplasia               | 3  2  2  2  2  2     3  3  3  2  2  1  2  1  1  2     3  2  3  3  2  3  2|     79  2.2|
      Hepatocyte, Degeneration             |                                                                          |      1  2.0|
      Hepatocyte, Hypertrophy              |                                                                          |      1  1.0|
      Hepatocyte, Vacuolization Cytoplasmic|          2        2                 2                    2               |     14  1.9|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                +              +                    +                     |  17        |
      Fat, Necrosis                        |                3              2                    3                     |     14  2.6|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Cyst                                 |                               1                                          |      3  1.0|
      Infiltration Cellular, Lymphocyte    | 1                                1     1                          1      |      5  1.0|
      Acinus, Atrophy, Focal               |       1  2     2  1     1  1        1     1     1           2     1      |     33  1.5|
      Acinus, Basophilic Focus             |                                                                          |      1  1.0|
      Acinus, Hyperplasia, Focal           |    3     2  2              3     2     4                                 |     20  2.8|
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 151                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Edema                                |                                                                          |      3  2.3|
      Erosion, Focal                       |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                          |      2  2.0|
      Ulcer                                |                                                                          |      1  2.0|
      Epithelium, Hyperplasia              |                                           3                              |      6  2.2|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |                                                                          |      3  1.3|
      Edema                                |                      1                                      1            |      2  1.0|
      Erosion, Focal                       |                                           3     1                        |      9  1.7|
      Mineralization                       |                                                                          |      1  1.0|
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
      Glands, Cyst                         |                                                                          |      4  1.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   2        |
      Gingiva, Inflammation, Chronic Active|                                                                          |      2  2.5|
      Gingiva, Malformation                |                                                                          |      1     |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Aneurysm                             |                                                                          |      1  4.0|
      Inflammation, Chronic                |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       | 2  1  1  1  2  2  2  2  2  2  2  2  1  2  3        2  2  2  2  2  1  2  2|     88  1.6|
      Artery, Inflammation, Chronic        |                                                                          |      1  2.0|
      Atrium, Thrombosis                   |                                                                          |      6  3.7|
      Epicardium, Inflammation, Chronic    |                                              3                           |      1  3.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Accessory Adrenal Cortical Nodule    |                                                                          |      1  2.0|
      Hematopoietic Cell Proliferation     |                                                                          |      1  1.0|
      Hemorrhage                           |                                                                          |      1  4.0|
      Hyperplasia, Focal                   |                                  1     1                    2            |     11  1.5|
      Hypertrophy, Focal                   |                2                                                         |      3  1.7|
      Necrosis, Focal                      |                      3                                                   |      2  3.5|
      Vacuolization Cytoplasmic, Focal     |                                                             2        2   |     14  1.6|
      Bilateral, Angiectasis               |                                                                          |      5  1.4|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      2  1.5|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 152                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Hyperplasia, Focal        |                            1                                             |      1  1.0|
      Bilateral, Pigmentation              |                                                                          |      1  1.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |                         2                                                |      6  1.8|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Hyperplasia, Focal                   |                                     2  1                          3      |     14  2.1|
      Bilateral, Hyperplasia, Focal        |                                                 4                        |      3  2.7|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|  85        |
      Hyperplasia, Focal                   |                                                                2         |      1  2.0|
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  81        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Mineralization                       |    1              1  2  2  1  1           1        1        1     1  1  1|     42  1.3|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Pars Distalis, Angiectasis, Focal    |                      3                                                   |      3  2.3|
      Pars Distalis, Atrophy, Focal        |                                                                          |      1  2.0|
      Pars Distalis, Cyst                  |                         1                       1           2            |      8  1.5|
      Pars Distalis, Hyperplasia, Focal    |                                                                          |     11  2.5|
      Pars Distalis, Hypertrophy, Focal    |    1                                   1                                 |      2  1.0|
      Pars Distalis, Pigmentation, Focal   |                                                                          |      1  2.0|
      Pars Intermedia, Cyst                |                                                             2  3         |      3  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Inflammation, Chronic                |                                                                          |      2  1.0|
      Ultimobranchial Cyst                 |                      1                                                   |      1  1.0|
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |      1  1.0|
      C-Cell, Hyperplasia, Diffuse         |                                                                          |      4  1.3|
      C-Cell, Hyperplasia, Focal           |       1              4     3                    1        2        2  1  1|     28  2.0|
      Follicle, Cyst                       |                               1  1                                       |      3  1.3|
      Follicular Cell, Hyperplasia, Focal  |                                                                      2   |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Peritoneum                              |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                              +                           |   3        |
      Necrosis                             |                                                                          |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |                               3                                          |      1  3.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 153                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Granuloma Sperm                      |                                                 2                        |      2  2.0|
      Inflammation, Chronic                |                                                                          |      3  1.7|
      Artery, Inflammation, Chronic        |                                                                          |      1  1.0|
      Bilateral, Epithelium, Degeneration, |                                                                          |            |
           Mucoid                          |    1  1  1  1        1  2  2     1                             2        1|     58  1.7|
      Epithelium, Degeneration, Mucoid     | 1              1  1           1     2  1  1                              |     24  1.4|
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                                                                          |      4  2.8|
      Inflammation, Chronic                |    2                                                              1      |     18  1.4|
      Inflammation, Chronic Active         |                                                                          |      4  1.8|
      Bilateral, Atrophy                   |                                                                          |      1  3.0|
      Bilateral, Inflammation, Chronic     |       1  1           2  2  2  1  3  1  2  1     2  2  1  1     1     2   |     47  1.5|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           | 1              2  2                                                     2|     11  1.6|
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              | 1     2  2        2  2  2  3     3     1           1           2     3   |     48  2.3|
      Inflammation, Acute                  |                                                                          |      4  1.8|
      Inflammation, Chronic                | 2                    2              1                                    |      6  1.5|
      Inflammation, Chronic Active         |                         2                 2           1  1  2  1  2      |     36  1.9|
      Artery, Inflammation, Chronic        |                                                                          |      1  1.0|
      Epithelium, Hyperplasia, Focal       |                      3        4                                          |     10  1.9|
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |                      4  4                             1     1  4  3      |     30  2.6|
      Bilateral, Atrophy                   | 4  3  1     2  4           3  4  2  4  4  2     4                    3  2|     54  3.4|
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      1  1.0|
      Bilateral, Mineralization            |                                                                          |      2  2.0|
      Bilateral, Artery, Inflammation,     |                                                                          |            |
           Chronic                         |                                                                          |      1  2.0|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Focal               |                                                          3               |      3  2.7|
      Bilateral, Germinal Epithelium,      |                                                                          |            |
          Atrophy                          |                                                          3               |      4  3.8|
      Germinal Epithelium, Atrophy         |                                                                          |      6  3.7|
      Interstitial Cell, Hyperplasia, Focal|                                                                          |      8  1.8|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                                                          1               |      3  1.3|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 154                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Hyperplasia                          |                                                                          |     14  1.9|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                      +              M        +  +              +         |  15        |
      Hyperplasia, Lymphoid                |                                                                          |      1  1.0|
      Mediastinal, Hemorrhage              |                                              3                           |      2  2.5|
      Mediastinal, Pigmentation            |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Degeneration, Cystic                 | 2                 3           1        2                 1           1   |     15  1.8|
      Fibrosis                             |                                                                          |      1  1.0|
      Hemorrhage                           |                                                                          |      2  1.0|
      Hyperplasia, Lymphoid                |             1     2  1        2  2           2                           |     17  1.6|
      Pigmentation                         |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                                                          |      1  1.0|
      Hemorrhage                           |                                                          1               |      2  1.5|
      Infiltration Cellular, Histiocyte    | 2  2  1  3     1  1  3  1  1  2  3  1  2              1           2  1  1|     65  1.8|
      Pigmentation                         |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Accessory Spleen                     |                                                                          |      1     |
      Fibrosis                             |                                                       4                  |      1  4.0|
      Hematopoietic Cell Proliferation     |    2              1                                                      |     14  1.9|
      Hemorrhage                           |                                                                          |      1  2.0|
      Necrosis, Focal                      |                                                                          |      1  1.0|
      Pigmentation                         |       1                       1  1                                       |     12  1.3|
      Lymphoid Follicle, Atrophy           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Atrophy                              | 1  2           1  2        1        1        4              2  3         |     58  2.4|
      Cyst                                 |                                                                          |      1  2.0|
      Hemorrhage                           |             2        1                                                   |      2  1.5|
      Epithelial Cell, Hyperplasia         |                                                                          |      2  2.5|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Cyst                                 |                   2  2                             1                     |     18  1.6|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  4.0|
      Mineralization                       |                                                             1            |      2  1.0|
      Pigmentation                         |                                                                          |      2  2.0|
      Epithelium, Hyperplasia              |                1           1     2  1                                    |      9  1.4|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 155                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Subcutaneous Tissue, Necrosis        |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |                                                                          |      1  2.0|
      Femur, Hyperostosis                  |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                         +                       +                        |  10        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Choroid Plexus, Cerebrum,            |                                                                          |            |
          Infiltration Cellular, Lymphocyte|          2                                                               |      1  2.0|
      Hypothalamus, Compression            |                   3                                                      |      5  2.4|
      Thalamus, Necrosis, Focal            |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                         +                       +                        |  10        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                         +                       +                        |  11        |
      Meninges, Cyst Epithelial Inclusion  |                                                                          |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Larynx                                  |                                              +     +                     |   2        |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |             2                                                            |      5  1.8|
      Hemorrhage                           |                                                       1                  |      1  1.0|
      Infiltration Cellular, Histiocyte    |                1                 1     1                                 |      8  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |          3                                                               |      6  2.7|
      Artery, Inflammation, Chronic        |                      1                                                   |      1  1.0|
      Interstitium, Inflammation, Chronic  |                                                                          |      5  1.4|
      Interstitium, Inflammation, Chronic  |                                                                          |            |
          Active                           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Foreign Body                         |                                                                          |      1     |
      Inflammation, Acute                  |                                              1                           |      1  1.0|
      Inflammation, Chronic                |                                                                          |      5  1.4|
      Inflammation, Chronic Active         |                   3     3           3              2                     |     22  2.3|
      Mineralization, Focal                |                                                                          |      1  2.0|
      Glands, Cyst                         |                                                                          |      1  1.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Acute                           | 1                                                                        |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 156                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                                        2                                 |      6  1.7|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                                          |      1  3.0|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |          1     1           1  1              2        1     1  1  1  1  1|     36  1.2|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       | 1                                                                        |      3  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                     1                 1                 1|     10  1.2|
      Inflammation, Chronic Active         |                                                                          |      1  3.0|
      Glands, Cyst                         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                                                                          |      2  1.5|
      Hyperplasia, Focal                   |       3                                                                  |      2  2.5|
      Infiltration Cellular, Lymphocyte    |       1     1     1           1        1        1  1     1              1|     26  1.0|
      Inflammation, Chronic                |                                                                          |      3  1.3|
      Inflammation, Chronic Active         |                                  1                                       |      1  1.0|
      Pigmentation                         |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                1        1           1                          1  1  1   |     17  1.0|
      Bilateral, Inflammation, Chronic     | 1                    1                                                   |      5  1.4|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                      +                                                   |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 | 1                                                                        |      1  1.0|
      Infarct                              |                                                                          |      1  4.0|
      Mineralization                       | 1  1              1                    1              1  1               |     16  1.1|
      Nephropathy                          |                                                                          |      1  1.0|
      Artery, Inflammation, Chronic        |                                                                          |      1  2.0|
      Bilateral, Mineralization            |             1  1        1        1           1              1  1         |     23  1.1|
      Bilateral, Nephropathy               | 2  1  2  2  1  1  3  1  2  2  1  2  1  1     1  2     2  2  1  2  2  2  1|     91  1.5|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 157                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 4| 6| 5| 7| 7| 7| 6| 7| 7| 7|            |
                             DAY ON TEST   | 3| 9| 3| 3| 9| 3| 3| 0| 2| 3| 3| 3| 3| 3| 8| 0| 4| 8| 3| 3| 3| 1| 3| 3| 3|            |
                                           | 7| 6| 6| 7| 5| 6| 7| 1| 8| 7| 7| 6| 7| 6| 9| 6| 1| 1| 7| 7| 7| 9| 6| 6| 7|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|      A     |
    SHAM                                   | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     CONTROL                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
           Chronic                         |                                                                          |      1  1.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                                          |      1  3.0|
      Bilateral, Renal Tubule, Degeneration|                                                                          |      2  4.0|
      Bilateral, Renal Tubule, Pigmentation|                         4        1        1                    2         |     29  2.1|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     |                                                                          |      2  1.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                |                                        1                                 |      2  2.0|
      Infiltration Cellular, Lymphocyte    |                                                                          |      4  1.0|
      Inflammation, Chronic                |                                                                          |      2  1.5|
      Transitional Epithelium, Hyperplasia |                                                                          |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 158                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  A|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Atypia Cellular, Focal               |                                                                          |             
      Basophilic Focus                     |                1                             1     1           1         |             
      Clear Cell Focus                     |       1        2        2     1     1        1  2  1           1  2      |             
      Degeneration, Cystic, Focal          |                                                                          |             
      Eosinophilic Focus                   |          2                       1                 1                 3   |             
      Hematopoietic Cell Proliferation     |       1                                1              3                  |             
      Hepatodiaphragmatic Nodule           |                            X                 X                           |             
      Infiltration Cellular, Mixed Cell    |                                  1                                       |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                           2                              |             
      Mixed Cell Focus                     |       1  2     1                                               1         |             
      Necrosis                             |                      1                                3                  |             
      Bile Duct, Hyperplasia               | 3  3  1  3  3  2  3     3     1  2  2     3  1  2  2     2     2  1  4  2|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               | 1                                                                        |             
      Hepatocyte, Vacuolization Cytoplasmic|                                  1        3     1                       3|             
                                            __________________________________________________________________________|             
   Mesentery                               |                      +                             +  +        +        +|             
      Artery, Hemorrhage                   |                      4                                                   |             
      Fat, Necrosis                        |                                                    2           2         |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |             1                          1           1           1         |             
      Acinus, Atrophy, Diffuse             |    2                       2                                             |             
      Acinus, Atrophy, Focal               |          1  1                          1                       1  1      |             
      Acinus, Basophilic Focus             |                                                 X                        |             
      Acinus, Hyperplasia, Focal           |             3                 2     3              3              4      |             
      Acinus, Inflammation, Chronic        |                                                                          |             
      Artery, Inflammation, Chronic        |                      3                                                   |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Parotid Gland, Atrophy               |                2                                                         |             
      Parotid Gland, Hyperplasia, Focal    |                                                                          |             
      Parotid Gland, Vacuolization         |                                                                          |             
          Cytoplasmic, Diffuse             |                                                                         2|             
      Sublingual Gland, Infiltration       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 159                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
      Sublingual Gland, Inflammation,      |                                                                          |             
          Chronic                          |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Acute                  |                                                    1                     |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                           3                              |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Artery, Inflammation, Chronic        |                      2                                                   |             
      Glands, Cyst                         |                               1                                          |             
      Muscularis, Mineralization           |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 3  2     3  3  2  2     3  2  2  2  3     2  2  3  2  3  3     3  2  2   |             
      Artery, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   |    2                                                  4  4               |             
      Valve, Inflammation, Chronic         |          2                                                               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                                                1         |             
      Hyperplasia, Focal                   |    3  2                                                           3      |             
      Hypertrophy, Focal                   |                                                                          |             
      Vacuolization Cytoplasmic, Focal     | 1  1                                      1                 2  2         |             
      Bilateral, Angiectasis               |                                                                   2      |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |          1  2                                                     2      |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 160                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
           Focal                           |       2                                                                  |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  M  M  +  +  M  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                4         |             
      Hyperplasia, Focal                   |                                     4                 4                  |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  M  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  M  +  +  +  M  +  +  M  +  +  +  +  M  +  +  +  M  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |       1  1  1     1     1  1        1        1  1  2  2     1  1  1     3|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Granulomatous          |                                                                          |             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |    1        2                       3  2        1        1               |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic, Focal               |       1                                                                  |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                        3                                 |             
      Pars Intermedia, Atypia Cellular     |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Pars Nervosa, Atypia Cellular        |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Ultimobranchial Cyst                 |                               1                                          |             
      C-Cell, Hyperplasia, Focal           |                         2                    2     2           2  4      |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |             2                                                            |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                       +                  |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                               2                                          |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 161                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                        4                                 |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          |    2     2  2  1        2     1  1  1     2     2        2     2  1  2   |             
      Epithelium, Degeneration, Mucoid     |       1                                      1     1                    2|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |    3                    3                                            2   |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                | 1           1  2              1              2  1                        |             
      Inflammation, Chronic Active         |                                                          1               |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |    2  2  2        2     2        2  2     1        2           1  1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                      3     2                          2                 2|             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |       2     2           3     1     2  4     2  2  2     2        1      |             
      Inflammation, Acute                  |                                                       2                  |             
      Inflammation, Chronic                |       1  1                                                               |             
      Inflammation, Chronic Active         | 3              2  2  1     2     2        3  2           2     3  2      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2     4        4     2                 4  4  2  4     3  4  2           3|             
      Inflammation, Acute                  |                                                                          |             
      Bilateral, Atrophy                   |    4     4  4           4  2  4  4  4              4              4      |             
      Bilateral, Dilatation                |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                        4                                 |             
      Bilateral, Necrosis                  |                                        4                                 |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                          |             
      Germinal Epithelium, Atrophy         |                   4              1  4                                    |             
      Interstitial Cell, Hyperplasia, Focal|                                  3                                       |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |                1     2  2           2  3        1     4                  |             
      Myelofibrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                          +               |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 162                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 | 3  1                          1                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                | 3                                                                        |             
      Infiltration Cellular, Histiocyte    |                                                                   1      |             
      Pigmentation                         |       1                                                                  |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                      2                             2                     |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 3  3  1  1  1  2  2     2     2  2  2  1  2  3  2  2           2  2  2   |             
      Inflammation, Chronic                |                                           2                              |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                 2                        |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             |    3                                                                     |             
      Hematopoietic Cell Proliferation     |       1                             2  2  1     1     4                  |             
      Pigmentation                         |                                  2                                       |             
      Capsule, Inflammation, Chronic       |                                                                          |             
      Capsule, Pigmentation, Focal         |                                                                          |             
      Lymphoid Follicle, Atrophy           | 2                    3                                                   |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2  2              1  2     2     1     1  2  4  1  2           2  1      |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                  1        2                    2         |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                                                                          |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                                      2   |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Hyperkeratosis                       |                                                                          |             
      Dermis, Fibrosis, Focal              |                                                                2         |             
      Epidermis, Hyperplasia               |                                                                          |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 163                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
           Chronic                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                                          |             
      Maxilla, Osteomalacia                |                                                                          |             
      Turbinate, Hyperostosis              |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                           +                              |             
      Infiltration Cellular, Lymphocyte    |                                           1                              |             
      Mineralization                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |                                  1                                       |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                           +                              |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                           +                              |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                      2              2                                    |             
      Infiltration Cellular, Lymphocyte    |                                                    1                     |             
      Infiltration Cellular, Histiocyte    |          1              1                          1                     |             
      Inflammation, Chronic, Focal         |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                           1                              |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                         X|             
      Inflammation, Chronic                |                                                    2                     |             
      Inflammation, Chronic Active         | 3     2                                      2              1           2|             
      Metaplasia, Squamous                 |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |       1  2                       2                          2            |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |          1  1                                1  1           2     1  1  2|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |             1     1                                            2     3   |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 164                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 6| 7| 7| 7| 7| 4| 7| 5| 7| 7| 7| 3| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 5|             
                             DAY ON TEST   | 2| 3| 1| 3| 3| 3| 3| 9| 3| 9| 3| 3| 1| 9| 0| 3| 3| 3| 4| 2| 3| 3| 3| 3| 8|             
                                           | 0| 6| 9| 7| 7| 7| 6| 0| 7| 6| 7| 7| 2| 6| 6| 7| 7| 6| 7| 5| 3| 7| 6| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                +         |             
      Lens, Cataract                       |                                                                3         |             
      Retina, Atrophy                      |                                                                4         |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   | 2                                                                        |             
      Infiltration Cellular, Lymphocyte    | 1           1           1        1     1  1  1     1              1      |             
      Inflammation, Chronic                |          1           1                                                   |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1           1                    1                          1     1   |             
      Bilateral, Inflammation, Chronic     |                               2                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Mineralization                       |                1                                                  1      |             
      Nephropathy                          |                                                                          |             
      Bilateral, Hydronephrosis            |                                                                          |             
      Bilateral, Mineralization            |       1                                                                  |             
      Bilateral, Nephropathy               | 1  3  1  1  2  1  2  1  2  2  1  2  1     2  2  2  1           2  2  2   |             
      Bilateral, Papilla, Necrosis         |                                                                          |             
      Bilateral, Renal Tubule, Crystals    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|       1                                               3                  |             
      Papilla, Necrosis                    |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |    1                          1           1                              |             
      Inflammation, Chronic                |                                                                          |             
      Ulcer                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 165                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | A  +  +  +  +  +  A  +  +  A  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Atypia Cellular, Focal               |                                                          3               |             
      Basophilic Focus                     | 1  1              1     1        1  1  1  1  1                           |             
      Clear Cell Focus                     |    1  1     1  2  1     1           2     2  1                 1     1  1|             
      Degeneration, Cystic, Focal          |                                                                          |             
      Eosinophilic Focus                   | 1        2                                               1     1         |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                      X                                                   |             
      Infiltration Cellular, Mixed Cell    |    1                             1        1  2        1                  |             
      Inflammation, Chronic                |    1                                                                     |             
      Inflammation, Chronic Active         |                                                                          |             
      Mixed Cell Focus                     |       1        1        1  2              1  2           4              1|             
      Necrosis                             |                                                    2                     |             
      Bile Duct, Hyperplasia               | 3     2  4  1  3  2  3  2  2  3  1  2  2  2  2  3     2  2  2  2  3  2  3|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|                            1     1     3                                 |             
                                            __________________________________________________________________________|             
   Mesentery                               | +     +              +  +                 +        +        +            |             
      Artery, Hemorrhage                   |                                                                          |             
      Fat, Necrosis                        | 3     4                 2                 3        3        3            |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                          1     1         |             
      Acinus, Atrophy, Diffuse             |                                                                      3   |             
      Acinus, Atrophy, Focal               |                      2  2                          2        2            |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |    2           3                    3        3                 3         |             
      Acinus, Inflammation, Chronic        |                                                                          |             
      Artery, Inflammation, Chronic        |                         2                                                |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                         1|             
      Bilateral, Pigmentation              |                                                                          |             
      Parotid Gland, Atrophy               |                                     2                                    |             
      Parotid Gland, Hyperplasia, Focal    |                                                                          |             
      Parotid Gland, Vacuolization         |                                                                          |             
          Cytoplasmic, Diffuse             |                                                                          |             
      Sublingual Gland, Infiltration       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 166                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
          Cellular, Lymphocyte             |                                                                          |             
      Sublingual Gland, Inflammation,      |                                                                          |             
          Chronic                          |                                                                         1|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                      3                                            2      |             
      Erosion, Focal                       |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                        2                                 |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                      2                 2                                 |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                             2            |             
      Inflammation, Chronic Active         |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Glands, Cyst                         |                         1                                      1         |             
      Muscularis, Mineralization           |                                                    2                     |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |    +                                                                     |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 3  1  1  3  2  2  1  2  2        2  3  3  1  3  2     2  2  2  3     2  2|             
      Artery, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   |                                                             2            |             
      Valve, Inflammation, Chronic         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                1                             2                           |             
      Hematopoietic Cell Proliferation     |                                                          1               |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   |             3  3                       1                       2         |             
      Hypertrophy, Focal                   |                                                                         1|             
      Vacuolization Cytoplasmic, Focal     |       2     1                          1                       2         |             
      Bilateral, Angiectasis               |             1           1           2                          1         |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 167                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hyperplasia, Focal                   |          4           3                                                   |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                   1      |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  M  +  +  M  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |       1  1     1     1  1     2     3  2                 1              1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Granulomatous          |                                                                          |             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                1     2                                                   |             
      Pars Distalis, Hyperplasia, Focal    |          3  1           2                       2                 2      |             
      Pars Distalis, Hypertrophy, Focal    |                                           1                              |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Intermedia, Atypia Cellular     |             1                                                            |             
      Pars Intermedia, Hyperplasia, Focal  |                            4                                             |             
      Pars Nervosa, Atypia Cellular        |                                              4                           |             
      Rathke's Cleft, Cyst                 |                               2                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Focal           |          3  2           4     2           1                             2|             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                   1                                                      |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                      3                                                   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 168                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          |       1  2  2  1     2  2           1  1  2     2        2     2  2     2|             
      Epithelium, Degeneration, Mucoid     |                               1              2              2        2   |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |          2                                                               |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                | 2  1     2                    1                 2                    1   |             
      Inflammation, Chronic Active         |                      3                                2                  |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |       1        1        2           2  1  2  2           1  1  2         |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                   1                                               2      |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |          2  2     1     2     1     2  1  2  2     2     2  2     2  2   |             
      Inflammation, Acute                  | 2              2                       2        2                        |             
      Inflammation, Chronic                |                                     1                                    |             
      Inflammation, Chronic Active         |    2  3  2              2  2     2        2              2        2     3|             
      Bilateral, Inflammation, Chronic     |                                                                2         |             
      Epithelium, Hyperplasia, Focal       |                                           2              4  3           2|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |       1              4        1        1  3     4  2        2            |             
      Inflammation, Acute                  |                                                                          |             
      Bilateral, Atrophy                   |          4  4  4        4           4        4           3     4  4  4   |             
      Bilateral, Dilatation                |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                  2                                       |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                      4   |             
      Germinal Epithelium, Atrophy         |                                                                         4|             
      Interstitial Cell, Hyperplasia, Focal| 1                                                                       3|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |          3  2  2        2                 2        2     2               |             
      Myelofibrosis                        |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +           +                                                   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 169                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                   2                                                      |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                   2                                      1               |             
      Infiltration Cellular, Histiocyte    |                                              1                           |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                         3                                                |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                         1                                                |             
      Infiltration Cellular, Histiocyte    |    1  2     3  2  1        2     2  2  3  2  2     2     2  1  2     1  2|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             | 2                                                                        |             
      Hematopoietic Cell Proliferation     |                                  2     1           2                     |             
      Pigmentation                         |                   2        1           1                                 |             
      Capsule, Inflammation, Chronic       |                                                                          |             
      Capsule, Pigmentation, Focal         |                                                                          |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2  3  1        1        1              2           2  2              3   |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |          2                                                               |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 | 3                 3  2                 2                             2   |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                                                                          |             
      Mineralization                       |                   2                                                      |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                      X                                                   |             
      Hyperkeratosis                       |                4                                                         |             
      Dermis, Fibrosis, Focal              |                3                                                         |             
      Epidermis, Hyperplasia               |                                                                          |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 170                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
           Chronic                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                             2            |             
      Maxilla, Osteomalacia                |                                                    3                     |             
      Turbinate, Hyperostosis              |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                 +                        |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |                   2  1                 3                             2   |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                 +                        |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                 +                        |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                   3                    1                                 |             
      Infiltration Cellular, Lymphocyte    | 2  1  1                                1     1           1              1|             
      Infiltration Cellular, Histiocyte    |                                           1                    1         |             
      Inflammation, Chronic, Focal         |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                  3                                       |             
      Interstitium, Inflammation, Chronic  |                         3                                                |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                        1                                 |             
      Inflammation, Chronic Active         | 2     3           3     3  2                                2  2  2      |             
      Metaplasia, Squamous                 |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                  1        2                              |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    1        1                          1  1     1                        |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |             1           2                 1     1                        |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 171                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 7| 6| 6| 7| 4| 6| 4| 7| 6| 7| 7| 7| 5| 5| 7| 6| 7| 6| 6| 7|             
                             DAY ON TEST   | 8| 3| 3| 3| 3| 3| 1| 9| 3| 6| 0| 6| 3| 8| 3| 3| 1| 5| 5| 3| 1| 3| 5| 1| 3|             
                                           | 4| 4| 7| 7| 7| 7| 6| 6| 6| 1| 2| 6| 7| 5| 6| 6| 3| 0| 7| 6| 2| 6| 2| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     | +                                                                 +      |             
      Lens, Cataract                       | 4                                                                 4      |             
      Retina, Atrophy                      | 4                                                                 4      |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   |                                                                         1|             
      Infiltration Cellular, Lymphocyte    | 1     1  1                       1  1  1                 1               |             
      Inflammation, Chronic                |             1                                                            |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                1        1                 1  1                 2  1  1  1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                 2                        |             
      Mineralization                       | 1                    1                 1                 1               |             
      Nephropathy                          |                                                                          |             
      Bilateral, Hydronephrosis            |                                                                          |             
      Bilateral, Mineralization            |                1                                                  1      |             
      Bilateral, Nephropathy               | 1  1  2  2  2  2  2  1  1     1  3  2  3  2  2        1  1     2  2  3  2|             
      Bilateral, Papilla, Necrosis         |                                                                          |             
      Bilateral, Renal Tubule, Crystals    |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|          1                    2  2                                3  2   |             
      Papilla, Necrosis                    |                                                                          |             
      Pelvis, Inflammation, Chronic        |                                                                          |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                   1                                                      |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
      Infiltration Cellular, Lymphocyte    |          1                                                               |             
      Inflammation, Chronic                |                                                                1         |             
      Ulcer                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 172                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                          1               |             
      Atypia Cellular, Focal               |                                                                          |             
      Basophilic Focus                     |       1           1  1        1  1     2        1        1        1      |             
      Clear Cell Focus                     |                               1        2        2  1     2              1|             
      Degeneration, Cystic, Focal          |                                        1                          1      |             
      Eosinophilic Focus                   |       1                                1  1     1                        |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                        X                                 |             
      Infiltration Cellular, Mixed Cell    |       1                                1                 1     1         |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mixed Cell Focus                     |       2     1              1     1              1  1     1     1         |             
      Necrosis                             |                                              2                           |             
      Bile Duct, Hyperplasia               | 3  2  1  4  2     3     2  3  3  2  4  2  2  2  2  3  3  1  2  2  1  3  2|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|             2        1                    1  2              2            |             
                                            __________________________________________________________________________|             
   Mesentery                               |       +  +           +                       +        +                  |             
      Artery, Hemorrhage                   |                                                                          |             
      Fat, Necrosis                        |       2  3           3                                3                  |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |       1                                1           1     1        1      |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               | 2  3  1  1        2     1  2  1                 2                 2      |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |                         2     3        4        4  2     3  4  4         |             
      Acinus, Inflammation, Chronic        |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Hyperplasia, Focal    |                                                    4                     |             
      Parotid Gland, Vacuolization         |                                                                          |             
          Cytoplasmic, Diffuse             |                                                                          |             
      Sublingual Gland, Infiltration       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 173                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
          Cellular, Lymphocyte             |                            1                                             |             
      Sublingual Gland, Inflammation,      |                                                                          |             
          Chronic                          |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                                                      1   |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                      2   |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                             1        3   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                              2                           |             
      Inflammation, Chronic Active         |                                                                      2   |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Glands, Cyst                         |    1                                                                     |             
      Muscularis, Mineralization           |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |                                     +                                    |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Mineralization                       |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  3     3  2  2     2  2  2  2     3  2  1  2  2  3  1  2  2  2  2  2|             
      Artery, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   |                         2                    3                           |             
      Valve, Inflammation, Chronic         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |       2                                                                  |             
      Hematopoietic Cell Proliferation     |                                                    1                     |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Focal                   |                   3        3           2        1        4               |             
      Hypertrophy, Focal                   |                                              1                           |             
      Vacuolization Cytoplasmic, Focal     |    1     2                 1           2                 2           1   |             
      Bilateral, Angiectasis               |             2                                                            |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 174                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
           Focal                           |                         2                             1                  |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hyperplasia, Focal                   |                                                       3                  |             
      Infiltration Cellular, Lymphocyte    |                                                                1         |             
      Bilateral, Hyperplasia, Focal        |    2     3              3                                         3      |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  M  +  M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  +  +  M  +  +  M  +  M  +  M  +  +  +  +  +  +  +  M|             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       | 2  1     1  1  1  1     1              2     1        2  2        1      |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Inflammation, Granulomatous          |                                                                          |             
      Pars Distalis, Angiectasis, Focal    |                                                          2               |             
      Pars Distalis, Cyst                  |                                           1                    1         |             
      Pars Distalis, Hyperplasia, Focal    |    1                                                                     |             
      Pars Distalis, Hypertrophy, Focal    |                                              2                           |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                      3                                                   |             
      Pars Intermedia, Atypia Cellular     |                                                                          |             
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |             
      Pars Nervosa, Atypia Cellular        |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Focal           |    2                          3        1  1           3              3   |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |    1                                                                     |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |    +                                                                     |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |    3                                                                     |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 175                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 3  2  2  2  2     1        1  2  2  2  1  1     2     2  1        1  1  2|             
      Epithelium, Degeneration, Mucoid     |                1                                   1                     |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                 4                        |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                   2      |             
      Inflammation, Chronic Active         |                                                                          |             
      Inflammation, Granulomatous          |                                                                          |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     | 2  2  1  1     1  1     1  1  1     2  2  1  2  2     1  1           1   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Atrophy                              | 3     1  3  4  3     3        3  2  3     3  3  2     3           2  3  3|             
      Inflammation, Acute                  |    3                                                                    1|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |       2  2        3     4  3  1        2           2              1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                               2                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Atrophy                              | 4  4     4  4  3  2  3           2  4     4  2     4  4           4  4  4|             
      Inflammation, Acute                  |                                                                          |             
      Bilateral, Atrophy                   |       4                       2        1        4                        |             
      Bilateral, Dilatation                |                         1                                                |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                      1                                                   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Necrosis                  |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                      3                                                   |             
      Germinal Epithelium, Atrophy         | 4                                   1  1                                 |             
      Interstitial Cell, Hyperplasia, Focal| 2                                   2  3                    3            |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                      4                                      2            |             
      Hyperplasia                          |                                              2                 2         |             
      Myelofibrosis                        |                                        1                                 |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                       +                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 176                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Atrophy                              |                      2                                                   |             
      Degeneration, Cystic                 |                                                 3              1         |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |             2                             2     2              2  1      |             
      Infiltration Cellular, Histiocyte    |       1                                                                  |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                      2                                                   |             
      Degeneration, Cystic                 |                                                             1            |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    |    2  1  1  3     1  2  1  2  1     1  3  2     2  2     1  1     2  1   |             
      Inflammation, Chronic                |                                                                2         |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                           1     1                        |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             | 4                                                                        |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Pigmentation                         |                                        1                    2            |             
      Capsule, Inflammation, Chronic       |                                              2              1            |             
      Capsule, Pigmentation, Focal         |                                              3                           |             
      Lymphoid Follicle, Atrophy           |                      3                                                   |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  M  +|             
      Atrophy                              |    1  3  2           3  4  2  1        2        1  1     2     2         |             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                      2                       3                           |             
      Hyperplasia, Lymphoid                |                                                             2            |             
      Epithelial Cell, Hyperplasia         |                                                                3         |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Cyst                                 | 2                                                                    1   |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                            3                                             |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                   X                    X                          3      |             
      Hyperkeratosis                       |                                                                          |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Epidermis, Hyperplasia               |                                                                          |             
      Subcutaneous Tissue, Inflammation,   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 177                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
           Chronic                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  | 1                                                                        |             
      Maxilla, Osteomalacia                |                                                                          |             
      Turbinate, Hyperostosis              |          2                                                               |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         | +                          +                                             |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hypothalamus, Compression            |             2                                                            |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        | +                          +                                             |             
                                            __________________________________________________________________________|             
   Spinal Cord                             | +                          +                                             |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                               1                                          |             
      Infiltration Cellular, Histiocyte    |             1                       1  1  1        1     1               |             
      Inflammation, Chronic, Focal         | 3                                                                        |             
      Metaplasia, Focal, Osseous           |                                                                1         |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                        3                                 |             
      Interstitium, Inflammation, Chronic  |                                                             2            |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |             2  2  2        2                    2  3                 3   |             
      Metaplasia, Squamous                 |                                                                      2   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |          1                                                     1         |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1     1     1                 1        1  2        1              1     1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |    1                          1                                          |             
      Inflammation, Chronic Active         |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 178                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 6| 7| 7| 7| 6| 6| 2| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 7| 7| 7|             
                             DAY ON TEST   | 8| 7| 3| 1| 3| 0| 3| 6| 1| 5| 3| 3| 1| 3| 2| 8| 3| 3| 2| 3| 2| 4| 3| 1| 3|             
                                           | 0| 0| 6| 1| 2| 6| 9| 7| 8| 9| 7| 6| 9| 6| 9| 1| 6| 7| 9| 7| 6| 4| 3| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    .02                                    | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
     GAUSS                                 | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                       2                  |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |          1           1  1                 1              1  1        1   |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                            1                                             |             
      Bilateral, Inflammation, Chronic     |       1           2              2     2                                 |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                 3                        |             
      Mineralization                       | 1  1        1     1                                                      |             
      Nephropathy                          |                2                                                         |             
      Bilateral, Hydronephrosis            |                                                                          |             
      Bilateral, Mineralization            |       1                                               1           1      |             
      Bilateral, Nephropathy               | 2  2  1  1  2     1     2  1  2  2  1  2  2  1  2  2  2  1  1  2  2  1  2|             
      Bilateral, Papilla, Necrosis         |                                                                          |             
      Bilateral, Renal Tubule, Crystals    |                      2                                                   |             
      Bilateral, Renal Tubule, Degeneration|                      3                                                   |             
      Bilateral, Renal Tubule, Pigmentation|                         2           1        3        3     1        1   |             
      Papilla, Necrosis                    |                      4                                                   |             
      Pelvis, Inflammation, Chronic        |                                                          1               |             
      Pelvis, Transitional Epithelium,     |                                                                          |             
           Hyperplasia                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                 1                        |             
      Inflammation, Chronic                |                                                                          |             
      Ulcer                                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 179                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  94        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  90        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  92        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      1  1.0|
      Atypia Cellular, Focal               |                                                                          |      1  3.0|
      Basophilic Focus                     | 1  1  1     1              1  1        2  1     1        1  1  2  1      |     35  1.1|
      Clear Cell Focus                     |    2  2                    2  2           2  1           1     2  1      |     37  1.4|
      Degeneration, Cystic, Focal          |                                                                          |      2  1.0|
      Eosinophilic Focus                   |          3  1                          1  1  1              1     1      |     19  1.3|
      Hematopoietic Cell Proliferation     |                                                 1                        |      4  1.5|
      Hepatodiaphragmatic Nodule           |                      X                                                   |      5     |
      Infiltration Cellular, Mixed Cell    | 1           1              1  1                                   1      |     15  1.1|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Mixed Cell Focus                     | 1  1  1     2              1  2                          1     1         |     28  1.3|
      Necrosis                             |                      4                                   1               |      6  2.2|
      Bile Duct, Hyperplasia               | 2  2  3  4  3  2        4  2  2  2  1  2  2  2  2  4  3  2  1  3  2     4|     88  2.3|
      Hepatocyte, Vacuolization            |                                                                          |            |
          Cytoplasmic, Focal               |                                                                          |      1  1.0|
      Hepatocyte, Vacuolization Cytoplasmic| 1                                                                        |     13  1.7|
                                            __________________________________________________________________________|____________|
   Mesentery                               |    +                                +              +     +        +      |  22        |
      Artery, Hemorrhage                   |                                                                          |      1  4.0|
      Fat, Necrosis                        |    2                                                     2        3      |     15  2.7|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  99        |
      Infiltration Cellular, Lymphocyte    | 1     1                    1                                             |     14  1.0|
      Acinus, Atrophy, Diffuse             |                                                                          |      3  2.3|
      Acinus, Atrophy, Focal               | 1        1  1     1     3                    1                    1      |     26  1.5|
      Acinus, Basophilic Focus             |                                                                          |      1     |
      Acinus, Hyperplasia, Focal           | 4  2                          2                                          |     21  3.0|
      Acinus, Inflammation, Chronic        |                   1                                                      |      1  1.0|
      Artery, Inflammation, Chronic        |                                                                          |      2  2.5|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Mineralization                       |                                                                          |      1  1.0|
      Bilateral, Pigmentation              |                   2                                                      |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 180                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Parotid Gland, Atrophy               |                                                                          |      2  2.0|
      Parotid Gland, Hyperplasia, Focal    |                                                                          |      1  4.0|
      Parotid Gland, Vacuolization         |                                                                          |            |
          Cytoplasmic, Diffuse             |                                                                          |      1  2.0|
      Sublingual Gland, Infiltration       |                                                                          |            |
          Cellular, Lymphocyte             |                                                                          |      1  1.0|
      Sublingual Gland, Inflammation,      |                                                                          |            |
          Chronic                          |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                     2                                    |      3  2.3|
      Erosion, Focal                       |                                                                          |      1  1.0|
      Inflammation, Acute                  |                                                                          |      1  1.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Ulcer                                |                                                       3                  |      2  3.0|
      Epithelium, Hyperplasia              |                                     1                                    |      5  1.8|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                   2                                                      |      3  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Artery, Inflammation, Chronic        |                                                                          |      1  2.0|
      Glands, Cyst                         |                                  1                 1                     |      6  1.0|
      Muscularis, Mineralization           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Tongue                                  |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Mineralization                       |                                                                      2   |      1  2.0|
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       | 2  2  2  1  2  2  1  3  2  2  2  2  1  3  2  2  2  2     1  1  2  2  2  3|     87  2.1|
      Artery, Mineralization               |                                                                      2   |      1  2.0|
      Atrium, Thrombosis                   |                                                                          |      6  2.8|
      Valve, Inflammation, Chronic         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                            1                                             |      4  1.5|
      Hematopoietic Cell Proliferation     |                            1                                1            |      4  1.0|
      Hemorrhage                           |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 181                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Hyperplasia, Focal                   |          1                                2                       2      |     15  2.3|
      Hypertrophy, Focal                   | 3                                                                        |      3  1.7|
      Vacuolization Cytoplasmic, Focal     |    1              2           2                    2                     |     19  1.5|
      Bilateral, Angiectasis               |    1                                                        1            |      8  1.4|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      3  1.7|
      Bilateral, Necrosis                  |                                                    2                     |      1  2.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Diffuse                         |                2                                                         |      1  2.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |          2                                   3                           |      5  2.0|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  M  +  M  +  +  +  +  +  +  +  M  +  +  +  +  +  +|  93        |
      Degeneration, Cystic                 |                                                                          |      1  4.0|
      Hyperplasia, Focal                   |    4                                      2  4           1  1           3|     11  3.0|
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Bilateral, Hyperplasia, Focal        |                                                                          |      5  2.4|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |          4                                                               |      1  4.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|  87        |
      Hyperplasia, Focal                   |                                  2                                       |      1  2.0|
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  I  +  +|  84        |
      Hyperplasia, Focal                   |                               2                                          |      1  2.0|
      Infiltration Cellular, Lymphocyte    |                                        1                                 |      1  1.0|
      Mineralization                       | 3        1     1        1  2  2  2     3  2     2  1  2  2  2           1|     52  1.5|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +|  95        |
      Inflammation, Granulomatous          |                                  2                                       |      1  2.0|
      Pars Distalis, Angiectasis, Focal    | 2                                                                        |      2  2.0|
      Pars Distalis, Cyst                  |       1                                                                 1|      6  1.2|
      Pars Distalis, Hyperplasia, Focal    |    4        3                                               1            |     15  1.9|
      Pars Distalis, Hypertrophy, Focal    |                                                                          |      2  1.5|
      Pars Distalis, Vacuolization         |                                                                          |            |
          Cytoplasmic, Focal               |                                                                          |      1  1.0|
      Pars Distalis, Vacuolization         |                                                                          |            |
          Cytoplasmic                      |                                                                          |      2  3.0|
      Pars Intermedia, Atypia Cellular     |                                                                          |      1  1.0|
      Pars Intermedia, Hyperplasia, Focal  |                                                                          |      1  4.0|
      Pars Nervosa, Atypia Cellular        |                                                                          |      1  4.0|
      Rathke's Cleft, Cyst                 |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 182                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Mineralization                       |                                     1                                    |      1  1.0|
      Ultimobranchial Cyst                 |                                                                          |      1  1.0|
      C-Cell, Hyperplasia, Focal           |       1                       3  2     3                          3      |     22  2.3|
      C-Cell, Hyperplasia                  |                1                                                         |      1  1.0|
      Follicle, Cyst                       |                                                                          |      2  1.5|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Peritoneum                              |                                                    +                     |   1        |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   2        |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Inflammation, Chronic                |       2        2                                                         |      4  2.3|
      Inflammation, Chronic Active         |                                                                          |      1  3.0|
      Inflammation, Granulomatous          |             2                                                            |      1  2.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      1  4.0|
      Bilateral, Epithelium, Degeneration, |                                                                          |            |
           Mucoid                          | 1  2  2  2  2           2  1  1  1  1  1  1                 2  2        1|     61  1.6|
      Epithelium, Degeneration, Mucoid     |                2     1                                3  1        2      |     15  1.5|
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |       4  2                    3                                          |      8  2.9|
      Inflammation, Acute                  |                               2                                          |      1  2.0|
      Inflammation, Chronic                |    1                    1        1                 1        2        1   |     19  1.4|
      Inflammation, Chronic Active         |                                                                          |      3  2.0|
      Inflammation, Granulomatous          |             2                                                            |      1  2.0|
      Bilateral, Atrophy                   |                                     2                                    |      1  2.0|
      Bilateral, Inflammation, Chronic     | 1     1        1  2        2        2        2           1     2        2|     48  1.5|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      6  2.0|
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              | 2  1  2     2     3  2  1     1  1     1           1  3     3  2  2     1|     57  2.1|
      Inflammation, Acute                  |                                                                          |      7  2.0|
      Inflammation, Chronic                |                            1     1                                1      |      6  1.0|
      Inflammation, Chronic Active         | 3  2  1  2     2     2  3     2        2  2  2           2     2     4   |     44  2.2|
      Bilateral, Inflammation, Chronic     |                                                                          |      1  2.0|
      Epithelium, Hyperplasia, Focal       |                                                          2        3      |      7  2.6|
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              | 1        3        3  3  4        4  4           2     4        4  1     2|     48  3.1|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 183                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Inflammation, Acute                  |                                                                      2   |      1  2.0|
      Bilateral, Atrophy                   |    4  4     4              4                       4     3  4            |     31  3.7|
      Bilateral, Dilatation                |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      1  1.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      1  4.0|
      Bilateral, Necrosis                  |                                                                          |      1  4.0|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Focal               |                                                                          |      1  2.0|
      Bilateral, Germinal Epithelium,      |                                                                          |            |
          Atrophy                          |                                        2                                 |      3  3.0|
      Germinal Epithelium, Atrophy         |                      2           4                    3     4            |     11  2.9|
      Interstitial Cell, Hyperplasia, Focal|                                                 2                        |      8  2.4|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                                                                          |      2  3.0|
      Hyperplasia                          |                                                 2           1            |     18  2.1|
      Myelofibrosis                        |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                +     +                             +                     |   7        |
      Mediastinal, Hemorrhage              |                      3                                                   |      1  3.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              |                                                                          |      1  2.0|
      Degeneration, Cystic                 |                            1  2     1     3                              |     10  1.8|
      Hemorrhage                           |                      2                                                   |      1  2.0|
      Hyperplasia, Lymphoid                | 2        1  2              1           1  2  1                           |     15  1.7|
      Infiltration Cellular, Histiocyte    |                                                                          |      3  1.0|
      Pigmentation                         |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              |                                                                          |      1  2.0|
      Degeneration, Cystic                 |                                                                          |      2  2.0|
      Hemorrhage                           |                                                                          |      2  2.0|
      Hyperplasia, Lymphoid                |                                                                          |      1  1.0|
      Infiltration Cellular, Histiocyte    | 2  2  2     3        2     2  1  1     2  1     2  2     1     2  2  1   |     70  1.8|
      Inflammation, Chronic                |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                          |      3  1.3|
      Depletion Cellular, Focal            |    2                                                                     |      1  2.0|
      Fibrosis                             |          2                                                  3     2      |      6  2.7|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 184                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Hematopoietic Cell Proliferation     | 1                                               2                    2   |     12  1.8|
      Pigmentation                         |                            1           2  1                       1  1   |     11  1.4|
      Capsule, Inflammation, Chronic       | 2                                                                        |      3  1.7|
      Capsule, Pigmentation, Focal         |                                                                          |      1  3.0|
      Lymphoid Follicle, Atrophy           |                      2                                                   |      4  2.5|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  M  +|  94        |
      Atrophy                              | 1  1              3  2     2  1  1  3  2  1                    1  1      |     46  1.8|
      Cyst                                 |                            2              1                              |      2  1.5|
      Hemorrhage                           |                                                                          |      3  2.3|
      Hyperplasia, Lymphoid                |                                                                          |      1  2.0|
      Epithelial Cell, Hyperplasia         |                                                 1           3            |      3  2.3|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Cyst                                 | 1        2     1              1              1                           |     15  1.7|
      Fibrosis                             |                                                             3           2|      2  2.5|
      Galactocele                          |                                        3                                 |      2  3.0|
      Mineralization                       |                                                                          |      1  2.0|
      Epithelium, Hyperplasia              |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst Epithelial Inclusion            |                                                                          |      4  3.0|
      Hyperkeratosis                       |                                                                          |      1  4.0|
      Dermis, Fibrosis, Focal              |                                                                          |      2  2.5|
      Epidermis, Hyperplasia               |    2                                                                     |      1  2.0|
      Subcutaneous Tissue, Inflammation,   |                                                                          |            |
           Chronic                         |                                                             2            |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |             2                                                            |      1  2.0|
      Femur, Hyperostosis                  |                                                                          |      2  1.5|
      Maxilla, Osteomalacia                |                                                                          |      1  3.0|
      Turbinate, Hyperostosis              |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                +        +                                                |   6        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Mineralization                       |                1                                                         |      1  1.0|
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 185                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 NERVOUS SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Hypothalamus, Compression            |          2                             2                                 |      8  1.9|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                +        +                                                |   6        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                +        +                                                |   6        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                      2   |      5  2.0|
      Infiltration Cellular, Lymphocyte    |       1                                                           1      |     11  1.1|
      Infiltration Cellular, Histiocyte    |                            1  1  1     1  1  1           1               |     18  1.0|
      Inflammation, Chronic, Focal         |                                                                          |      1  3.0|
      Metaplasia, Focal, Osseous           |                                                                          |      1  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |       2                                                                  |      3  2.7|
      Interstitium, Inflammation, Chronic  | 2                 1                                                      |      5  1.8|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Foreign Body                         |                                                                          |      1     |
      Inflammation, Chronic                |             1                                                            |      3  1.3|
      Inflammation, Chronic Active         | 2                    3                    2        3           2         |     25  2.3|
      Metaplasia, Squamous                 |                      3                                                   |      2  2.5|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                                                                          |      8  1.5|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |       1  1  1           1  1     1  1           2           1        1   |     32  1.1|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                      2   |      1  2.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                           1        1                     |     12  1.3|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   3        |
      Lens, Cataract                       |                                                                          |      3  3.7|
      Retina, Atrophy                      |                                                                          |      3  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                                                                          |      1  2.0|
      Hyperplasia, Focal                   |                                                                          |      2  1.5|
      Infiltration Cellular, Lymphocyte    | 1        1              1              1  1              1  1            |     30  1.0|
      Inflammation, Chronic                |                                     1                                    |      4  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 186                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 7| 7| 6| 5| 6| 6| 7| 7| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 7| 3| 6|            |
                             DAY ON TEST   | 1| 3| 3| 3| 3| 8| 9| 8| 8| 3| 3| 3| 3| 3| 3| 3| 0| 3| 2| 3| 2| 3| 3| 2| 3|            |
                                           | 5| 7| 6| 4| 8| 0| 3| 2| 8| 8| 6| 6| 1| 7| 8| 6| 5| 7| 6| 7| 4| 6| 8| 9| 0|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|      A     |
    .02                                    | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
     GAUSS                                 | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
           Lymphocyte                      |    1                       1  1              1                    1      |     19  1.1|
      Bilateral, Inflammation, Chronic     |       1     2        2                                                   |      8  1.8|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |          +                                                               |   2        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                  2                                       |      3  2.3|
      Mineralization                       |       1  1     1              1     1  1                          1     1|     18  1.0|
      Nephropathy                          |                                                                          |      1  2.0|
      Bilateral, Hydronephrosis            |                                     2                                    |      1  2.0|
      Bilateral, Mineralization            | 1                 1                                1     1               |     10  1.0|
      Bilateral, Nephropathy               | 2  1  1  2  2  2     2     2  2  2  1  1  2  3  1        1  2  2  1     2|     84  1.7|
      Bilateral, Papilla, Necrosis         |                                                                      3   |      1  3.0|
      Bilateral, Renal Tubule, Crystals    |                                                                          |      1  2.0|
      Bilateral, Renal Tubule, Degeneration|                                                                      3   |      2  3.0|
      Bilateral, Renal Tubule, Pigmentation|          2     2  3              1  4              3  2                  |     20  2.1|
      Papilla, Necrosis                    |                                                                          |      1  4.0|
      Pelvis, Inflammation, Chronic        |                                                                          |      1  1.0|
      Pelvis, Transitional Epithelium,     |                                                                          |            |
           Hyperplasia                     |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  96        |
      Infiltration Cellular, Lymphocyte    |                                                             1            |      6  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Ulcer                                |                                                                      4   |      1  4.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 187                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                | 2                                                                        |             
      Ulcer                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Basophilic Focus                     |       1           1                    2     1     2  2  2  1  1  2      |             
      Clear Cell Focus                     |       2           1                    2     1              1  1  2      |             
      Degeneration, Cystic, Focal          |                                                                2         |             
      Eosinophilic Focus                   |                                              1     1                    1|             
      Hematopoietic Cell Proliferation     |                               2                             1            |             
      Hepatodiaphragmatic Nodule           |                         X                                X               |             
      Infiltration Cellular, Mixed Cell    |                                        1                                1|             
      Mixed Cell Focus                     |                   1                    1           1              1      |             
      Necrosis                             |                3              3                       3                  |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 3  4  2     3  3  2  4  3  4  2  2  3  2  3  2  4  3  2        3  2  3  1|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|       2        2              1                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                +  +        +  +     +  +                    +            |             
      Inflammation, Chronic                |                                                                          |             
      Fat, Necrosis                        |                   2        2  3     2  3                    2            |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |       1                                                           1      |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               | 1  3  1           1        2     2     2  1  2     2              1      |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |       3     2        2                                            3      |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                      2                                               2   |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 188                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              | 2                                                                    2   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                      1                                                   |             
      Erosion, Focal                       | 2        2           2           2                                       |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                   +      |             
      Gingiva, Inflammation, Chronic Active|                                                                   2      |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  2     2     2  2  1  2  1  2  3  1  2  2  2  2  2  1     3  2     1|             
      Atrium, Thrombosis                   |    3           1                          4                              |             
      Myocardium, Necrosis                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                          |             
      Degeneration, Focal                  |                                                                          |             
      Hematopoietic Cell Proliferation     |                                           1                              |             
      Hyperplasia, Focal                   |       2                                      1           1               |             
      Hypertrophy, Focal                   |                                                          2               |             
      Vacuolization Cytoplasmic, Focal     |                1                       1     1  2        2     2         |             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |       1                                                                  |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Pigmentation              |                                                          1               |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |    4           4           4           4                                 |             
      Thrombosis                           |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                      4                                                   |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |    4        4                                                            |             
      Metaplasia, Focal                    |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 189                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  M  +  +  M  M  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                1         |             
      Mineralization                       | 2  1  1                 1  2  1  3              2  1  2  1     1     2  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                        2                                 |             
      Pars Distalis, Cyst                  |                                              1                    1     2|             
      Pars Distalis, Hemorrhage            |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    | 2                                         4                 2            |             
      Pars Distalis, Hypertrophy, Focal    |                            1                                             |             
      Pars Intermedia, Cyst                |                                                                          |             
      Pars Nervosa, Degeneration, Focal    |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                      2   |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                                       4                  |             
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |             
      C-Cell, Hyperplasia, Focal           |                                                       3  4     2        1|             
      C-Cell, Hyperplasia                  |                1                                                         |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                      1   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                         1  1                                             |             
      Inflammation, Chronic Active         |                                     2                                    |             
      Bilateral, Inflammation, Acute       |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 3     1     2     2  2  2  2  2     1     3     1              2  1      |             
      Epithelium, Degeneration, Mucoid     |    1                             2     1     2     1  2              1  1|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                2                                                         |             
      Hyperplasia, Focal                   |                            4                                             |             
      Inflammation, Chronic                |       1     1     2  1  1           2        3                           |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |    2                       1  2  2     2  2           1        1  2  3  2|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                    2                     |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  3  2     1  4  1  3     1  1  1  1  2           3              1  1  2|             
      Inflammation, Acute                  |                                  1                    2                  |             
      Inflammation, Chronic                |                                              2           1               |             
      Inflammation, Chronic Active         | 1                 1     2                 1     3  2                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 190                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                   1                                2              2      |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |    4  2  2     2     4        4        3              4  3        4  4  3|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   | 3           4     3     4  4     4  4     4  4     4                     |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                    2                     |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Diffuse             |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                             3            |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                          4               |             
      Germinal Epithelium, Atrophy         |    4                             4                 4  2              4   |             
      Interstitial Cell, Hyperplasia, Focal|                                  1                    2                  |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |                2              2                             2     1      |             
      Necrosis                             |                                                                         4|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                     +                                    |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Hyperplasia, Lymphoid   |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                   2                                                      |             
      Fibrosis                             |                                                                          |             
      Hyperplasia, Lymphoid                |                   1                    1                    1           3|             
      Infiltration Cellular, Histiocyte    |                                                                1         |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration, Cystic                 |                                                                   1      |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 1  2  2        2  1           1     1  2  2  2     2  2  2  1  2  2      |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Congestion                           |                   1                    2                                 |             
      Fibrosis                             |       3                                                                  |             
      Hematopoietic Cell Proliferation     |                2              2                             2            |             
      Pigmentation                         |                                        1              2                 2|             
      Capsule, Inflammation, Chronic       |                                                                          |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 191                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|             
      Atrophy                              | 4  4  3        3  2        2  2           3        1  2     2  1         |             
      Cyst                                 |                   2                                                      |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                3                                               2         |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |    2                                      1           2                  |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                 2                    2   |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Cyst Epithelial Inclusion            |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Hair Follicle, Hyperplasia, Focal    |                                                                          |             
      Subcutaneous Tissue, Hemorrhage      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                       2                  |             
      Femur, Hypertrophy                   |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |    +     +           +                                                   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Artery, Thrombosis                   |                                                                          |             
      Cerebrum, Necrosis                   |                                           1                              |             
      Choroid Plexus, Mineralization       |                                                                          |             
      Hypothalamus, Compression            |                                                                          |             
      Meninges, Hyperplasia                |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |    +     +           +                                                   |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |    +     +           +                                                   |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                             1     1      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 192                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                        1                          1      |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                        2                                 |             
      Bronchus, Inflammation, Chronic      |                                                                          |             
          Active                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                            X                                             |             
      Inflammation, Chronic                |                            1                    2                        |             
      Inflammation, Chronic Active         | 3              2  2     3        2                    3                  |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                         2|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                            2                                             |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cyst           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    1  1              1        1  1  2  1  2     2                 2  1   |             
      Olfactory Epithelium, Mineralization |                                                                          |             
      Respiratory Epithelium, Cyst         |                                                                1         |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |       1                 1        2  1  1        1        1     1  1      |             
      Glands, Cyst                         |                                                                2         |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |          +                                                               |             
      Iris, Inflammation, Chronic          |                                                                          |             
      Lens, Cataract                       |          4                                                               |             
      Retina, Atrophy                      |          4                                                               |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       | 2                             1                                   2      |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |       1     1                          1  1  1           1               |             
      Inflammation, Chronic                |       2                             1                                    |             
      Bilateral, Atrophy, Diffuse          |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                      1           1                             1  1  1   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                         +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 193                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 5| 7| 6| 7| 7| 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6|             
                             DAY ON TEST   | 9| 2| 3| 3| 3| 2| 3| 1| 5| 8| 4| 3| 2| 3| 7| 3| 2| 3| 2| 3| 7| 3| 3| 9| 0|             
                                           | 6| 5| 7| 9| 6| 1| 7| 8| 2| 7| 9| 1| 4| 7| 2| 7| 6| 6| 0| 6| 7| 6| 7| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |    1                 1                                   1     1  1      |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            | 1     1                    1        1        1     1  2                  |             
      Bilateral, Nephropathy               | 2  2  2     1     1  1     1  1  2  1  2  3  1  1  2  2     1  2  1  2  1|             
      Bilateral, Pigmentation              |                                                                2         |             
      Bilateral, Renal Tubule, Degeneration|                2                                                         |             
      Bilateral, Renal Tubule, Pigmentation|    3           3     2     2     2        2     3                    3   |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                        1                                 |             
      Inflammation, Acute                  |                                                                          |             
      Transitional Epithelium, Hyperplasia |                                     1                                    |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 194                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Ulcer                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                              1                           |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  A|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                3                                                         |             
      Basophilic Focus                     |       1     2  1  1  1  3     1  2  2           1     1     2     1  1   |             
      Clear Cell Focus                     |       1     1  2  1     2        2  2           2     2     2     2  2   |             
      Degeneration, Cystic, Focal          |       1           1                             2        1           1   |             
      Eosinophilic Focus                   |       1           1  1  1           1           1                    1  1|             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           | X                                X                                       |             
      Infiltration Cellular, Mixed Cell    |             1                       1                                    |             
      Mixed Cell Focus                     |       2              2  1     1     2                       3     3  1   |             
      Necrosis                             |                                              2                           |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 3     3  2  2  3  2  2  2  4  1  3  2     4     2  2  2  3  2  3  2  2  3|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               |                         2                                                |             
      Hepatocyte, Vacuolization Cytoplasmic|                   2           2              2     2                     |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +                 +     +                 +                       +   |             
      Inflammation, Chronic                |                                                                      1   |             
      Fat, Necrosis                        |    3                 3     3                                             |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                          1               |             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1                                   1                 1     1     1  1   |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               | 3        2           1     1     1     1  2           2                  |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           | 2     2        3              2  4                    3  3  3        4   |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                         3|             
      Inflammation, Acute                  |    2                                                                     |             
      Inflammation, Chronic Active         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 195                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                         1|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |                                              1           2               |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Glands, Cyst                         |                                  1                                       |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2     2  1  1     3  2  1  1     1  1  1     2  1     2  2  1  2  2  1  1|             
      Atrium, Thrombosis                   |                                                    4     3               |             
      Myocardium, Necrosis                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                         2|             
      Degeneration, Focal                  |                                                                          |             
      Hematopoietic Cell Proliferation     |          1                                               1               |             
      Hyperplasia, Focal                   |                                                                          |             
      Hypertrophy, Focal                   | 2                          2                                4            |             
      Vacuolization Cytoplasmic, Focal     |          1        1                       2                              |             
      Bilateral, Angiectasis               |       1                                                                  |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                              1                           |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                         3|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |             3                                                            |             
      Thrombosis                           |                                              1                           |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |       4  4           4                                                  2|             
      Metaplasia, Focal                    |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  M  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 196                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | M  +  +  +  +  +  +  +  +  M  M  +  M  +  +  +  +  M  M  +  +  M  M  +  +|             
      Infiltration Cellular, Lymphocyte    |                   1                                                      |             
      Mineralization                       |       1  1  1  1  1  1  1        1     2  2  2  1        1           2  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                3                                                         |             
      Pars Distalis, Cyst                  |                                                                      1   |             
      Pars Distalis, Hemorrhage            |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |    4                                      3                              |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Intermedia, Cyst                |                                                                          |             
      Pars Nervosa, Degeneration, Focal    |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                        1                                 |             
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |             
      C-Cell, Hyperplasia, Focal           | 2     3     3        2  1  2     3           1                           |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                               2                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                     1                                    |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Acute       |    3                                                                     |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 2     2  2  1  2     2  1  1              2     2  2  1  1  1  2  2  1  2|             
      Epithelium, Degeneration, Mucoid     |                   1              1  1  1     2                           |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                  3                                       |             
      Inflammation, Chronic                |                                           2        1  1     1           1|             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     | 1     2     1  1  1     1  1     2  1           1        2     2     2   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |          2                                   1                           |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2     1     4  1  4  1           4     2  3                       4      |             
      Inflammation, Acute                  |    4                    1                                                |             
      Inflammation, Chronic                | 2                          2        1                 1  1               |             
      Inflammation, Chronic Active         |                               2              2  2                    2  2|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 197                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                 2  1                     |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2  3              4        4           1     3  2  1                    3|             
      Inflammation, Acute                  |    2                                                                     |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   |       4  2  4  4     4           4  4     3           4  4  4     4  4   |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Diffuse             |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |    4                                                                     |             
      Germinal Epithelium, Atrophy         |                      4                                                   |             
      Interstitial Cell, Hyperplasia, Focal|                                              2     2           1         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |    3                                               1                     |             
      Hyperplasia                          |                                        2     2              2            |             
      Necrosis                             |                                              1                           |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Hyperplasia, Lymphoid   |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |          4  4  3                 4                                      3|             
      Fibrosis                             |                                                    1                     |             
      Hyperplasia, Lymphoid                |          2     2                       1                    1           2|             
      Infiltration Cellular, Histiocyte    |                   1                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                      2   |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    |       1  1  1  1  1  1  3  1  2     1  1  1  2  1     1  4  2     1  2  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                         X                                                |             
      Congestion                           |                                                                          |             
      Fibrosis                             |                                  2                                3      |             
      Hematopoietic Cell Proliferation     |             1     1                                                      |             
      Pigmentation                         |                      3  2                       1     1                  |             
      Capsule, Inflammation, Chronic       |                                                                          |             
      Lymphoid Follicle, Atrophy           |                               3                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 198                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
      Atrophy                              |    3     1  1  2     1  2  2     3     2  4  2  1  3  1                 2|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |    2                                                                     |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                        1                                 |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                 1        2               |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                            4                                             |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                 3                        |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Cyst Epithelial Inclusion            |                                                                      X   |             
      Inflammation, Chronic Active         |                                                             2            |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Hair Follicle, Hyperplasia, Focal    |                                                                          |             
      Subcutaneous Tissue, Hemorrhage      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                1         |             
      Femur, Hyperostosis                  |       2                                   1                    1         |             
      Femur, Hypertrophy                   |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |          +                                               +               |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Artery, Thrombosis                   |                                                                          |             
      Cerebrum, Necrosis                   |                                                                          |             
      Choroid Plexus, Mineralization       |                                                                          |             
      Hypothalamus, Compression            |                            1                                             |             
      Meninges, Hyperplasia                |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                          +               |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                          +               |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                               3                                          |             
      Infiltration Cellular, Lymphocyte    |                   1                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 199                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                         1                                         1  1   |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                3                                   2                     |             
      Bronchus, Inflammation, Chronic      |                                                                          |             
          Active                           |             1                                                            |             
      Interstitium, Inflammation, Chronic  |                                                    2                     |             
      Serosa, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                                                2         |             
      Inflammation, Chronic Active         | 2        2  2  2     2           3  2        2     2     2  2        2  3|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                  2  2                                    |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cyst           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |       1     1     2     1  1     1        1     2     1  1  1  1  1  1   |             
      Olfactory Epithelium, Mineralization |                                                                          |             
      Respiratory Epithelium, Cyst         |                                                                          |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                    1                     |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |             1              1                                             |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Iris, Inflammation, Chronic          |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |          1     2                                                        2|             
      Hyperplasia, Focal                   |             4        1                                                   |             
      Infiltration Cellular, Lymphocyte    |             1  1           1        1                 1  1               |             
      Inflammation, Chronic                |                   1                                                      |             
      Bilateral, Atrophy, Diffuse          |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |       1  1           1  1        1                          1     1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 200                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 6| 6| 5| 7| 4| 7| 7| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 1| 8| 6| 3| 9| 3| 2| 3| 4| 3| 3| 2|             
                                           | 6| 5| 6| 6| 7| 7| 7| 6| 6| 6| 9| 7| 6| 7| 7| 8| 7| 6| 6| 8| 6| 5| 7| 7| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infarct                              |                                                                          |             
      Mineralization                       |                                                 1  1     1              1|             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            |       1           1                                                      |             
      Bilateral, Nephropathy               | 2     2  2  2  1  1  1  1  2     2  2  1  2  2  2  1  1  1  1     1  2  1|             
      Bilateral, Pigmentation              |                            3                                             |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation| 2                 1                 1     3  3           3     4         |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                  1                                       |             
      Inflammation, Acute                  |    4                          2                                          |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 201                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Ulcer                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                      2   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                1         |             
      Basophilic Focus                     | 2                    1  1  2     2  1        1     1     2  2  1        1|             
      Clear Cell Focus                     | 2           2        2  2           2  1           2     1  1  1        1|             
      Degeneration, Cystic, Focal          |       1           2  1                                                   |             
      Eosinophilic Focus                   | 1           1                    1                       1  1  2        1|             
      Hematopoietic Cell Proliferation     |       1                                                  2               |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1                                                  1                    1|             
      Mixed Cell Focus                     |                      2              1  1           1        1  1        2|             
      Necrosis                             |       3                                                                  |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 2     2  3  2  2  3  2  2  1     3  2  1  3  2  2  2  3  2  2  3        2|             
      Hepatocyte, Vacuolization            |                                                                          |             
          Cytoplasmic, Focal               |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|                         1              2     4              1  1         |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +                       +  +  +                       +     +         |             
      Inflammation, Chronic                |                                                                          |             
      Fat, Necrosis                        |    3                       3  4  2                       2     3         |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                             4            |             
      Infiltration Cellular, Lymphocyte    |                                     1                          1         |             
      Acinus, Atrophy, Diffuse             |                               2                                          |             
      Acinus, Atrophy, Focal               |       1  1        2     1        2     2  2  2     1  1     2     1     3|             
      Acinus, Basophilic Focus             |                                           2                              |             
      Acinus, Hyperplasia, Focal           | 3                 3                                3  2     2            |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                           1                       2      |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                              3                           |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 202                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                              3  2                        |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |       1                                   2                              |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  2  2  1  2  1  3  2  2  1  2  1  2  2  2  2  1  2  2  2  2  2     1  2|             
      Atrium, Thrombosis                   |                                                                          |             
      Myocardium, Necrosis                 |                                                                   2      |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                          |             
      Degeneration, Focal                  |                                                          2               |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   | 2                                                                        |             
      Hypertrophy, Focal                   |                                                    1                     |             
      Vacuolization Cytoplasmic, Focal     | 2                                      1     1                          1|             
      Bilateral, Angiectasis               |             1                                                            |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |       1                                                                  |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Mixed Cell                      |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                 3                        |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                     2                 1                  |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                             1            |             
      Thrombosis                           |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                              4                           |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                            1                                             |             
      Metaplasia, Focal                    |                                     1                                    |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 203                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  M  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Mineralization                       |                   2  1  1  1     1     1              1        1     1  2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |             2                                                            |             
      Pars Distalis, Cyst                  |                                                    2  1                  |             
      Pars Distalis, Hemorrhage            |                                                                          |             
      Pars Distalis, Hyperplasia, Focal    |                                                    3                     |             
      Pars Distalis, Hypertrophy, Focal    |          1                                                               |             
      Pars Intermedia, Cyst                |                                                             1            |             
      Pars Nervosa, Degeneration, Focal    |                                     2                                    |             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Ultimobranchial Cyst                 |                                                                         1|             
      Bilateral, C-Cell, Hyperplasia, Focal|                                              2                           |             
      C-Cell, Hyperplasia, Focal           |       4        3     2  2                                   3        1   |             
      C-Cell, Hyperplasia                  |                                                                         2|             
      Follicle, Cyst                       |                      1                 1                    1            |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                          1               |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Acute       |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 1     1  2  1        1              1     2  2  2     2                 2|             
      Epithelium, Degeneration, Mucoid     |                1           1  1        1           1     1     1     2   |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                |       1                    2     1  1              2     2               |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |    1        1  2     2  1     1              1  1     2           2  2   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                         2|             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1     1        1  1        2                                         2   |             
      Inflammation, Acute                  |                            1  1  1  2  1              1           4     2|             
      Inflammation, Chronic                |             1                                                  2         |             
      Inflammation, Chronic Active         |          3           2  3                 2  3     1     1  2  2     2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 204                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |       4  4  4     4  4  1  3  3        4  4        2     1        2     4|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   | 1              4                             3        4     1        3   |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                2                                1                 1      |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Diffuse             |                                  3                                       |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                1         |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                          |             
      Germinal Epithelium, Atrophy         | 2        4     4                                4              1         |             
      Interstitial Cell, Hyperplasia, Focal| 1        4                                      2                 1  1   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hyperplasia                          |       2        1           1                             3           2   |             
      Necrosis                             |                                                                   2      |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                               +           +                 +            |             
      Mediastinal, Hemorrhage              |                                                             3            |             
      Mediastinal, Hyperplasia, Lymphoid   |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |       1  1  3                                                            |             
      Fibrosis                             |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                1  2      |             
      Infiltration Cellular, Histiocyte    |                                     1                             2      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                        2                                 |             
      Infiltration Cellular, Histiocyte    | 1     2  1     2  2  1  1  1        2  1     1     1     2  2  1  2  2  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Congestion                           |                                        1                       2         |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |       2        1           1                 1                           |             
      Pigmentation                         |                3           1                       1        1           1|             
      Capsule, Inflammation, Chronic       |                                                                          |             
      Lymphoid Follicle, Atrophy           |                2                                                         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 205                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  3  3  4  2  4  3  1  1     3  2  1  2     1     2     1  3     4  4  1|             
      Cyst                                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                        1                                 |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                              1                           |             
      Fibrosis                             |                      1                                                   |             
      Galactocele                          |                         1                       3              3         |             
      Inflammation, Chronic                |                                              1                       3   |             
      Mineralization                       |                                                                          |             
      Epithelium, Hyperplasia              |                                                    2                     |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Cyst Epithelial Inclusion            |                               X  X                                       |             
      Inflammation, Chronic Active         |                                                                          |             
      Dermis, Fibrosis, Focal              |                                                                          |             
      Hair Follicle, Hyperplasia, Focal    |                                                                          |             
      Subcutaneous Tissue, Hemorrhage      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                           2                              |             
      Femur, Hypertrophy                   |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                           +                          +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Artery, Thrombosis                   |                                                                   4      |             
      Cerebrum, Necrosis                   |                                                                   3      |             
      Choroid Plexus, Mineralization       |                                                                          |             
      Hypothalamus, Compression            |                                                                          |             
      Meninges, Hyperplasia                |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                           +                          +   |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                           +                          +   |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 206                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                        1                       2     1  1|             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                1        3|             
      Bronchus, Inflammation, Chronic      |                                                                          |             
          Active                           |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
      Serosa, Inflammation, Chronic        |                            1                                             |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |    2  2     3  2        2     2        2        2           2     2      |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                      2                 1                                 |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cyst           |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 2           1  2  1  1  4  1  1     1  1  1  1  1  1  1     1           1|             
      Olfactory Epithelium, Mineralization |                                                                          |             
      Respiratory Epithelium, Cyst         |                                                                          |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                             1           1|             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Iris, Inflammation, Chronic          |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                 1                        |             
      Hyperplasia, Focal                   |             2                                                            |             
      Infiltration Cellular, Lymphocyte    |             1  1     1     1     1     1  1                              |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy, Diffuse          |                                                                      2   |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      | 1                                   1                    1              1|             
      Bilateral, Inflammation, Chronic     |                         1                          1        2            |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 207                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 5| 7|             
                             DAY ON TEST   | 3| 1| 1| 8| 3| 2| 3| 3| 3| 3| 8| 3| 3| 5| 6| 2| 1| 3| 9| 3| 2| 3| 0| 5| 3|             
                                           | 7| 0| 5| 2| 7| 9| 3| 6| 6| 5| 6| 7| 8| 9| 6| 9| 8| 7| 5| 6| 4| 6| 4| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2 GAUSS                                | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                             2            |             
      Infarct                              |                                                                   2      |             
      Mineralization                       |       1                 1              1                                 |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            |                2                    1        1     1                     |             
      Bilateral, Nephropathy               | 1     1  2  2  2  1  2  2  1  1  2  2  2  1  3  2  2  2  1  1  3     1  2|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|       1  2                                2  2  2     2           2  1   |             
      Renal Tubule, Hyperplasia, Focal     |                                              3                           |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                              1                           |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |                                                                   1      |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 208                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Inflammation, Chronic                | 1                                                                        |      1  1.0|
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      1  2.0|
      Ulcer                                | 4                                                                        |      1  4.0|
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  A  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Edema                                |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Acute                  |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  95        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  A  +  A  +  +  +  +  +  A  +  +  +  +  +  +  +|  97        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                        4                                 |      3  2.7|
      Basophilic Focus                     |          2  1  2     1              1        1        1  2        1  2  2|     47  1.4|
      Clear Cell Focus                     |             2     2  2              1                    1  2        2  2|     38  1.6|
      Degeneration, Cystic, Focal          |                                              2              1            |     11  1.4|
      Eosinophilic Focus                   |          1        1     2  1                 1              1        1  1|     26  1.1|
      Hematopoietic Cell Proliferation     |       1        1                                                         |      6  1.3|
      Hepatodiaphragmatic Nodule           |                                                             X  X        1|      7  1.0|
      Infiltration Cellular, Mixed Cell    |    1                                         1                           |      9  1.0|
      Mixed Cell Focus                     |          1  1        1                                1  1           1   |     25  1.4|
      Necrosis                             | 4                                                                        |      6  3.0|
      Pigmentation                         |                                                       1                  |      1  1.0|
      Bile Duct, Hyperplasia               |    1     2  3  2  4  2  3  2  4  2  3  3  2  2  3  2  2  2  3  1  2  2  3|     88  2.4|
      Hepatocyte, Vacuolization            |                                                                          |            |
          Cytoplasmic, Focal               |                                                                          |      1  2.0|
      Hepatocyte, Vacuolization Cytoplasmic| 1  2  3                    2     2                       1     2         |     19  1.8|
                                            __________________________________________________________________________|____________|
   Mesentery                               |       +        +                    +     +  +     +           +  +     +|  27        |
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Fat, Necrosis                        |                2                    3     4  3     3           2  3     2|     23  2.7|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Cyst                                 |                                                                          |      1  1.0|
      Hemorrhage                           |                                                                          |      1  4.0|
      Infiltration Cellular, Lymphocyte    |                      1        1                    1                     |     13  1.0|
      Acinus, Atrophy, Diffuse             |                                                                          |      1  2.0|
      Acinus, Atrophy, Focal               |          1     2        1        1              2  1           1  1      |     40  1.6|
      Acinus, Basophilic Focus             |                                                                          |      1  2.0|
      Acinus, Hyperplasia, Focal           |          2        4                       4           4              2   |     23  2.8|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 209                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      5  2.0|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |       2                 3                                      2         |      4  2.5|
      Ulcer                                | 3                       3                                                |      2  3.0|
      Epithelium, Hyperplasia              | 3     3                                   2                    3         |      9  2.3|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      1  1.0|
      Erosion, Focal                       |                                                                   2      |      9  1.8|
      Inflammation, Chronic Active         |                                        2                                 |      1  2.0|
      Ulcer                                |                                        3                                 |      1  3.0|
      Glands, Cyst                         |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                                                                          |   1        |
      Gingiva, Inflammation, Chronic Active|                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       |    2  1  2  2  1  1  2  2  2  1  1  2  3  2  2  2     2  2  2  1  2  2  2|     88  1.7|
      Atrium, Thrombosis                   |                                                 3                        |      6  3.0|
      Myocardium, Necrosis                 |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Accessory Adrenal Cortical Nodule    |                                           2                              |      2  2.0|
      Degeneration, Focal                  |                                                                          |      1  2.0|
      Hematopoietic Cell Proliferation     |                                                                          |      3  1.0|
      Hyperplasia, Focal                   |                   3                          2  1        1  2            |      9  1.7|
      Hypertrophy, Focal                   |                      3                                                   |      6  2.3|
      Vacuolization Cytoplasmic, Focal     |             2           2                 2  2           2  1            |     19  1.5|
      Bilateral, Angiectasis               |                                                                          |      2  1.0|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                                                          |      2  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Mixed Cell                      |                            1                                             |      1  1.0|
      Bilateral, Pigmentation              |                                                                          |      1  1.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Diffuse                         |                                                                          |      2  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 210                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |          2                                                               |      4  2.0|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                         4           2  2                                 |      9  3.1|
      Thrombosis                           |                                                                          |      1  1.0|
      Bilateral, Hyperplasia, Focal        |                                                                          |      2  4.0|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |                         2                       4                        |      9  3.2|
      Metaplasia, Focal                    |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|  93        |
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  81        |
      Infiltration Cellular, Lymphocyte    |                                                                          |      2  1.0|
      Mineralization                       | 3     2     2     1     2  1        2  1  3  1  1        1  2     3     1|     54  1.4|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|  97        |
      Pars Distalis, Angiectasis, Focal    |                                                                         2|      4  2.3|
      Pars Distalis, Cyst                  |                                                                          |      6  1.3|
      Pars Distalis, Hemorrhage            |                                        1                                 |      1  1.0|
      Pars Distalis, Hyperplasia, Focal    |             2              1              3                              |      9  2.7|
      Pars Distalis, Hypertrophy, Focal    |                                     1                                    |      3  1.0|
      Pars Intermedia, Cyst                |                                                                          |      1  1.0|
      Pars Nervosa, Degeneration, Focal    |                                                                          |      1  2.0|
      Rathke's Cleft, Cyst                 |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Ultimobranchial Cyst                 |                                                                1         |      4  1.8|
      Bilateral, C-Cell, Hyperplasia, Focal|                                                                          |      1  2.0|
      C-Cell, Hyperplasia, Focal           |                   3  2  2                       1        2               |     23  2.3|
      C-Cell, Hyperplasia                  |                                     2                                    |      3  1.7|
      Follicle, Cyst                       |                   1              2                                       |      5  1.2|
      Follicular Cell, Hyperplasia, Focal  |                                                                          |      2  1.5|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      4  1.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Bilateral, Inflammation, Acute       |                                                                          |      1  3.0|
      Bilateral, Epithelium, Degeneration, |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 211                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
           Mucoid                          |             1     2  1  1  1  2        1  2  2           1           1  1|     54  1.6|
      Epithelium, Degeneration, Mucoid     | 2     2  1                          1           2     1     2     1      |     29  1.3|
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                                                          |      1  2.0|
      Hyperplasia, Focal                   |                                                                          |      2  3.5|
      Inflammation, Chronic                |                                        2     1  1     1     1  1  1      |     25  1.4|
      Inflammation, Chronic Active         | 2     1                                                                  |      2  1.5|
      Bilateral, Inflammation, Chronic     |          2        2  1  2     2     2                    1           2  2|     44  1.6|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                  2                                       |      5  1.8|
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |                         1        1                                       |     34  1.9|
      Inflammation, Acute                  |                1           2                                            1|     15  1.7|
      Inflammation, Chronic                |          1        1              1  1                    3               |     14  1.4|
      Inflammation, Chronic Active         | 3  2  2     2        2                 2  3  3  3  2  3     2  1  2  2   |     36  2.1|
      Epithelium, Hyperplasia, Focal       |                                                                          |      5  1.6|
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |       3     4        1  4  3     1  4  4  2  4     2     2     3  3  2   |     50  3.0|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic Active         | 4                                                                        |      1  4.0|
      Bilateral, Atrophy                   |          2     2  4           4                 4           2           2|     36  3.4|
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      4  1.5|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Diffuse             |                                                                          |      1  3.0|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Focal               |                                  1                    2        1         |      5  1.6|
      Bilateral, Germinal Epithelium,      |                                                                          |            |
          Atrophy                          |                                                       1                  |      3  3.0|
      Germinal Epithelium, Atrophy         |                                                                          |     11  3.4|
      Interstitial Cell, Hyperplasia, Focal|       2                                            1                     |     12  1.7|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |                                  1                                       |      3  1.7|
      Hyperplasia                          |       2  2     2                                                         |     15  1.9|
      Necrosis                             |                                        3                                 |      4  2.5|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                               +              +  +                        |   7        |
      Mediastinal, Hemorrhage              |                                                                          |      1  3.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 212                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Mediastinal, Hyperplasia, Lymphoid   |                                              3                           |      1  3.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |          2                       2                                       |     11  2.6|
      Fibrosis                             |                                                                          |      1  1.0|
      Hyperplasia, Lymphoid                |          1                 3                                         2   |     14  1.6|
      Infiltration Cellular, Histiocyte    |                                                                          |      4  1.3|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                2         |      1  2.0|
      Degeneration, Cystic                 |                                                       2                  |      2  1.5|
      Hemorrhage                           | 2                                                                        |      2  2.0|
      Hyperplasia, Lymphoid                |                                                                          |      1  2.0|
      Infiltration Cellular, Histiocyte    | 1  1  2  1  1  1        2  2     1  2  2     1     2  1  2  1  1  1  2   |     73  1.5|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Accessory Spleen                     |                                                                          |      1     |
      Congestion                           |                                  2                                       |      5  1.6|
      Fibrosis                             |                                        4                                 |      4  3.0|
      Hematopoietic Cell Proliferation     |       3        2                       1              1                  |     13  1.5|
      Pigmentation                         | 2                          1     2                       1     2         |     17  1.6|
      Capsule, Inflammation, Chronic       |                                              1                           |      1  1.0|
      Lymphoid Follicle, Atrophy           |                            2                                             |      3  2.3|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +|  95        |
      Atrophy                              | 3     3  1     1  2  1  3     1  2     2  3  1        1  2     4        2|     63  2.2|
      Cyst                                 |                                                                          |      1  2.0|
      Hemorrhage                           |                                                    2                     |      2  2.0|
      Hyperplasia, Lymphoid                |                                                                          |      1  1.0|
      Epithelial Cell, Hyperplasia         |                                                                          |      3  2.0|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                         2        2        2  2                           |     10  1.7|
      Fibrosis                             |                                                                          |      1  1.0|
      Galactocele                          |                                                       2                  |      5  2.6|
      Inflammation, Chronic                |                                              1                           |      3  1.7|
      Mineralization                       |                            1                                             |      1  1.0|
      Epithelium, Hyperplasia              |                                                                          |      4  2.3|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                          2               |      1  2.0|
      Cyst Epithelial Inclusion            |                                                                          |      3     |
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 213                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Dermis, Fibrosis, Focal              |                                                          2               |      1  2.0|
      Hair Follicle, Hyperplasia, Focal    |                                     4                                    |      1  4.0|
      Subcutaneous Tissue, Hemorrhage      |                                                       4                  |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |                                                                          |      1  1.0|
      Femur, Hyperostosis                  |                                                                          |      5  1.6|
      Femur, Hypertrophy                   |                                                 3                        |      1  3.0|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         | +                                            +  +                 +      |  11        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Artery, Thrombosis                   |                                                                          |      1  4.0|
      Cerebrum, Necrosis                   |                                                                          |      2  2.0|
      Choroid Plexus, Mineralization       |                                  2                                       |      1  2.0|
      Hypothalamus, Compression            |                                                                          |      1  1.0|
      Meninges, Hyperplasia                |                                                 3                        |      1  3.0|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        | +                                               +                 +      |   9        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             | +                                               +                 +      |   9        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                            2                                             |      2  2.5|
      Infiltration Cellular, Lymphocyte    |                1                                         1               |      5  1.0|
      Infiltration Cellular, Histiocyte    |                                                 1     1              1   |     12  1.1|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |    3                 1                                                   |      7  2.1|
      Bronchus, Inflammation, Chronic      |                                                                          |            |
          Active                           |                                                                          |      1  1.0|
      Interstitium, Inflammation, Chronic  |                         2                                   1            |      3  1.7|
      Serosa, Inflammation, Chronic        |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Foreign Body                         |                                                                          |      1     |
      Inflammation, Chronic                |                                                             1        1   |      5  1.4|
      Inflammation, Chronic Active         |          2  2              3                 2           3     1         |     35  2.2|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Acute                           |                                                                          |      1  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 214                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
           Chronic                         |                         2     2  2        1  1        1              1   |     12  1.6|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |                                                             2            |      1  2.0|
      Olfactory Epithelium, Cyst           |                                                 2                        |      1  2.0|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |                                     1     1           1  3  1           1|     48  1.3|
      Olfactory Epithelium, Mineralization |                                                                      1   |      1  1.0|
      Respiratory Epithelium, Cyst         |                                                                          |      1  1.0|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                             1        1   |     15  1.1|
      Glands, Cyst                         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                             +            |   1        |
                                            __________________________________________________________________________|____________|
   Eye                                     | +                                                                        |   2        |
      Iris, Inflammation, Chronic          | 2                                                                        |      1  2.0|
      Lens, Cataract                       |                                                                          |      1  4.0|
      Retina, Atrophy                      | 2                                                                        |      2  3.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                            2                                             |      8  1.6|
      Hyperplasia, Focal                   |                                                 1                        |      4  2.0|
      Infiltration Cellular, Lymphocyte    |          1           1        1     1                                    |     23  1.0|
      Inflammation, Chronic                |                1                                1                    2   |      6  1.3|
      Bilateral, Atrophy, Diffuse          |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                   1                          1              1     1     1|     21  1.0|
      Bilateral, Inflammation, Chronic     |                         2                                1               |      5  1.4|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                                                          |      1  2.0|
      Infarct                              |                                                                          |      1  2.0|
      Mineralization                       |                            1        1                                    |     14  1.0|
      Nephropathy                          |    1  2                                                                  |      2  1.5|
      Bilateral, Mineralization            |          1              1              1        1     1                 1|     19  1.1|
      Bilateral, Nephropathy               | 1        2  1  1  2  2  2  1  1  3  1  1  1  2  1  1  3  2  2        1  1|     87  1.6|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 215                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 5| 4| 5| 7| 7| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 4| 7| 7| 7| 3| 6| 7| 7|            |
                             DAY ON TEST   | 6| 6| 2| 3| 3| 3| 3| 3| 3| 9| 2| 8| 3| 0| 3| 3| 2| 7| 3| 3| 3| 9| 5| 3| 3|            |
                                           | 1| 3| 0| 7| 7| 5| 6| 7| 0| 3| 5| 3| 7| 1| 6| 6| 6| 9| 8| 6| 6| 3| 3| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|      A     |
    2 GAUSS                                | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Bilateral, Pigmentation              |                                                                          |      2  2.5|
      Bilateral, Renal Tubule, Degeneration|                         2                                                |      2  2.0|
      Bilateral, Renal Tubule, Pigmentation|       2                       2                 2                        |     26  2.2|
      Renal Tubule, Hyperplasia, Focal     |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      1  1.0|
      Infiltration Cellular, Lymphocyte    |                                                                   1      |      3  1.0|
      Inflammation, Acute                  |                                                                          |      3  2.3|
      Transitional Epithelium, Hyperplasia |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 216                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     | 1     2  1     1  1     1           1        1  2        2     1  1      |             
      Clear Cell Focus                     |       1  2     2  2                 1        1  2        2        2      |             
      Degeneration, Cystic, Focal          |             2                                   1                    2   |             
      Eosinophilic Focus                   |                                     1                             1      |             
      Hematopoietic Cell Proliferation     |                            2                                             |             
      Infiltration Cellular, Mixed Cell    |                                                 1                        |             
      Inflammation, Chronic                |                      1                                                   |             
      Mixed Cell Focus                     |       1  2                                      1        1               |             
      Necrosis                             |                                        1                                 |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 2     2  1  4  1  2           3  3  2     2  2  3  3  2  2  4  1  1  2   |             
      Hepatocyte, Vacuolization Cytoplasmic|                      1     2                          3  1     1         |             
                                            __________________________________________________________________________|             
   Mesentery                               |       +     +        +  +  +                       +  +           +      |             
      Fat, Necrosis                        |       3     2        2  3                          3              3      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Fibrosis, Focal                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                   1     1                                   1     1      |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |             1  1                       1        2           1  1  3  1   |             
      Acinus, Hyperplasia, Focal           | 4              4                 3                       2               |             
      Acinus, Inflammation, Chronic        |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Fibrosis, Focal       |                         3                                                |             
      Parotid Gland, Hyperplasia, Focal    |                                                                         3|             
      Parotid Gland, Inflammation, Chronic |                                                                          |             
      Sublingual Gland, Atrophy            |                                                             2            |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                       2              2   |             
      Erosion, Focal                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 217                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                            1                                             |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Epithelium, Cyst                     |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  2  2     3  2  2  2     2  1  2  1  2  2  2     1  2  2     1  2  1|             
      Metaplasia, Focal, Osseous           |                                                                      2   |             
      Atrium, Thrombosis                   |                            3                                         4   |             
      Valve, Inflammation, Chronic         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                          1               |             
      Hyperplasia, Focal                   |       1  2                                                               |             
      Hypertrophy, Focal                   | 1                                                                        |             
      Vacuolization Cytoplasmic, Focal     | 1                                         2              2               |             
      Bilateral, Angiectasis               |                1                                                         |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                       2                  |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                4                             3                    1      |             
      Infiltration Cellular, Lymphocyte    |                                                       1                  |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                         2           3                                    |             
      Inflammation, Chronic, Focal         |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                               2                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 218                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  M  M  M  +  +  +  +  +  +  +  M  +  M  +  +  M  +  M  +  +  +  M  +|             
      Fibrosis                             |                                                                          |             
      Mineralization                       |                2     1           1     1     2        1           1     2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                             2            |             
      Pars Distalis, Cyst                  |       1     2                                                  1  1      |             
      Pars Distalis, Hyperplasia, Focal    |       1                                3                          2      |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Nervosa, Cyst                   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         | 2                                                                        |             
      C-Cell, Hyperplasia, Focal           |                2  4                             2     1  1              1|             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       | 1                             1                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                             2            |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Granuloma Sperm                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |          1        1                                      1     1         |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          |    2  2  2  1     1        2     1           2  1  1  2  1  2     1  2   |             
      Epithelium, Degeneration, Mucoid     |                1              2                                         2|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |       4                                   3                              |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                | 1                    1        2              1  1  1  1        1        2|             
      Inflammation, Chronic Active         |                            2                                             |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     |    1     1  1  1                 1  2     2              1  2        2   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                   2      |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                         2     2              3     1     2  2     2      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 219                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Acute                  |          2                                                               |             
      Inflammation, Chronic                |                                  1                                       |             
      Inflammation, Chronic Active         | 2     1     2  2  2        1  3     1     2     2  2           1     2   |             
      Epithelium, Hyperplasia, Focal       |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |             4     3  1     3                    2  1  3     4        3  3|             
      Bilateral, Atrophy                   |    4  3  3     3        3     4  4  2        4                    4      |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Necrosis                             |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                        2                                 |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                          |             
      Germinal Epithelium, Atrophy         |                                                                          |             
      Germinal Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitial Cell, Hyperplasia, Focal|             2           1                             1                  |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                2         |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia                          |       1                    2           2  2  3                           |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                            +              +              +        +      |             
      Mediastinal, Hemorrhage              |                                           2                              |             
      Mediastinal, Pigmentation            |                            2                                             |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 | 2        1        2                    1              2                  |             
      Hemorrhage                           |       2                             2                                    |             
      Hyperplasia, Lymphoid                | 2              2  3                             1                       1|             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                                                                          |             
      Hematopoietic Cell Proliferation     |                         2                                                |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |       2                                                                  |             
      Infiltration Cellular, Histiocyte    | 1     1  2        1  1     1        1  1  3  1  1           3  2  2     1|             
      Artery, Inflammation, Chronic Active |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                            3           2                                 |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 220                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Pigmentation                         |                   2     1                                2     1         |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
      Lymphoid Follicle, Hyperplasia       |       2                                                                  |             
                                            __________________________________________________________________________|             
   Thymus                                  | M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  M  +  +|             
      Atrophy                              |                2  2     3  4  2     2  2  4     2     2  2  4  3        2|             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                 2                        |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Cyst                                 |    1                          1                                          |             
      Fibrosis                             |                                                                          |             
      Galactocele                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Hair Follicle, Hyperplasia, Focal    |                                                                          |             
      Subcutaneous Tissue, Fibrosis        |                                                 3                        |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Femur, Hyperostosis                  |                                                             3            |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                +        +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hemorrhage                 |                                                                          |             
      Cerebrum, Necrosis                   |                                                                          |             
      Choroid Plexus, Mineralization       |                                  2                                       |             
      Hypothalamus, Compression            | 4                                                                        |             
      Hypothalamus, Necrosis, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                +        +|             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                +        +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           | 2                    2  2                                                |             
      Fibrosis, Focal                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                              2                           |             
      Infiltration Cellular, Histiocyte    |                                              1                           |             
      Metaplasia, Focal, Osseous           |                                                                      2   |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                             3            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 221                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Bronchus, Inflammation, Acute        |                                                                   1      |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                        1              2                  |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                           1                              |             
      Inflammation, Chronic Active         |                3  3        2        2        3     2  1     2            |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         | 1                                2                             1         |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |          2                                                               |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |                1  2           1     2  1  1  1  2        1  1            |             
      Respiratory Epithelium, Cyst         |                                                                          |             
      Respiratory Epithelium, Hyperplasia, |                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                        +     +                           |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |                                              4                           |             
      Retina, Atrophy                      |                                        2     4                           |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                   1                 1  1     1              1     1      |             
      Inflammation, Chronic                |                                                                1         |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |          1     1                 1                                   1   |             
      Bilateral, Inflammation, Chronic     |                                                    1                     |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                        2                                 |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 222                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 7| 7| 6| 7| 7| 4| 5| 5| 6| 7| 7| 4| 7| 7| 7| 6| 5| 7| 7| 5| 7| 6| 6|             
                             DAY ON TEST   | 6| 2| 3| 3| 4| 3| 3| 8| 5| 6| 9| 3| 3| 4| 2| 1| 3| 5| 0| 3| 3| 9| 3| 6| 0|             
                                           | 2| 5| 6| 6| 7| 7| 7| 5| 1| 5| 9| 6| 6| 5| 8| 5| 7| 0| 5| 6| 3| 2| 7| 3| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Fibrosis, Focal                      |                                                                         1|             
      Mineralization                       |                   1                       1                              |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            |          1     1                                         1               |             
      Bilateral, Nephropathy               | 1  1  2  3  1  3  2     1     1  2  1        1  2     2  2  1  1  2  1   |             
      Bilateral, Pigmentation              |                            3                                             |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|    2        2                 2        1        1     2     2        1   |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                          1               |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 223                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                3         |             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     |          1              1  2     2     1           2  2        2  2      |             
      Clear Cell Focus                     |       1        1           1     2                 2        1  2  2     1|             
      Degeneration, Cystic, Focal          |                   2                    1                 2              1|             
      Eosinophilic Focus                   |       1                 1                          1                     |             
      Hematopoietic Cell Proliferation     |                         2                                                |             
      Infiltration Cellular, Mixed Cell    |       1  2     1  1                                            1         |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |                3  4     1        2     2              1                  |             
      Necrosis                             |                                                 4                        |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 3  1  2  1     3  2        2     2  2  2  3  1  2  2  2  3     1  2  3  3|             
      Hepatocyte, Vacuolization Cytoplasmic| 3  2                          2     3        3                           |             
                                            __________________________________________________________________________|             
   Mesentery                               |          +                       +                                       |             
      Fat, Necrosis                        |          3                       2                                       |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Fibrosis, Focal                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |       1                                                                  |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |       2           1     1              1  1  1        2              2   |             
      Acinus, Hyperplasia, Focal           |                3                    3                 3  2        2      |             
      Acinus, Inflammation, Chronic        |                                                                1         |             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                                                       2                  |             
      Parotid Gland, Fibrosis, Focal       |                                                                          |             
      Parotid Gland, Hyperplasia, Focal    |                                                                          |             
      Parotid Gland, Inflammation, Chronic |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
      Erosion, Focal                       |          2                                                               |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 224                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic Active         | 3        3                          2                                    |             
      Ulcer                                | 3                                                                        |             
      Epithelium, Hyperplasia              |                                     3                                    |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                                                          2              2|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Epithelium, Cyst                     |                                                                          |             
      Glands, Cyst                         | 1                                               1                        |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  2  1     2  2  2  2  2  1  1  2  2  2  2  2  2  2  2  1  2  2  2  2|             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Atrium, Thrombosis                   | 4                                                     4                  |             
      Valve, Inflammation, Chronic         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Hypertrophy, Focal                   |       2                                                                  |             
      Vacuolization Cytoplasmic, Focal     |                2        2        1              1  2              2  1   |             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                     2        2                           |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                      2                    2                              |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                  2  4           2        1               |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                        4                                 |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                2                                                         |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic, Focal         |                2                                                         |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  M  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 225                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  M  M  +  +  +  +  +  M  +  +  +  M  +  +  +  M  +  +  +|             
      Fibrosis                             |                                                       2                  |             
      Mineralization                       |       2                       1  2  1     1     1                    1  2|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |    2                                   1                                 |             
      Pars Distalis, Hyperplasia, Focal    |                                  2  3                       4  2         |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Nervosa, Cyst                   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           | 1  2           2                       1  2                    4  2  1   |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |    +                                                                     |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Granuloma Sperm                      |       4                                                                  |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 2           2     2  2  2  2     1  2  1     2     2  2  2           2  2|             
      Epithelium, Degeneration, Mucoid     |                1                                               1         |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |    3                                                                     |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |    2                 1  1        1  1  1     2  1           1           1|             
      Inflammation, Chronic Active         |                                           1                              |             
      Bilateral, Atrophy                   |                                                                          |             
      Bilateral, Inflammation, Chronic     | 2     1           1                                      1     2  1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |          2     2           2                                             |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2     2        1     3  2  3        4  3  1        2  3        1  2  1   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 226                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Acute                  |                                              2              1            |             
      Inflammation, Chronic                |                         1                                            1   |             
      Inflammation, Chronic Active         | 2  2     2  2     2  2                    1              2              2|             
      Epithelium, Hyperplasia, Focal       |                   4              2     3                                 |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |             3     3  4  3        4        1  4  2     4  4     4        4|             
      Bilateral, Atrophy                   | 3                          3        4  4           4              4  4   |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Necrosis                             |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                              2                           |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                                                                          |             
      Germinal Epithelium, Atrophy         |                                           1                    4  1      |             
      Germinal Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |          1                                                               |             
      Interstitial Cell, Hyperplasia, Focal|                                           1                    1  2      |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |          2                                                               |             
      Hemorrhage                           |       2           2                                                      |             
      Hyperplasia                          |    1                    2                    2        2     1            |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                      +           +                    M                  |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |       4                                         1  2                     |             
      Hemorrhage                           |          2                                            2                  |             
      Hyperplasia, Lymphoid                |                1                                   2                     |             
      Infiltration Cellular, Histiocyte    |                                                                      1   |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                                                                          |             
      Degeneration, Cystic                 |                                                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                2                                2                        |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    | 2  1  3  1     2  2  2  3  2     1  2  1  1  2  2  1  2        2     2  1|             
      Artery, Inflammation, Chronic Active |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Fibrosis                             |                                                    3                     |             
      Hematopoietic Cell Proliferation     |    1  1        1        3                    3              1  1         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 227                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Pigmentation                         | 2     1  2                          2           1                        |             
      Lymphoid Follicle, Atrophy           | 2                                                                        |             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|             
      Atrophy                              |    2  2  3  4  3  2  3  3  3     2  2  2  2  2     2  3     2  2  2      |             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |          2           3                    2           1                  |             
      Fibrosis                             |                            2                                             |             
      Galactocele                          |                                           3                              |             
      Inflammation, Chronic                |                      2                                                   |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |       X                                               X                  |             
      Hair Follicle, Hyperplasia, Focal    |                                                                          |             
      Subcutaneous Tissue, Fibrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Femur, Hyperostosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hemorrhage                 |                                                                          |             
      Cerebrum, Necrosis                   |                                                                          |             
      Choroid Plexus, Mineralization       |                                                                          |             
      Hypothalamus, Compression            |          3           1                    2                              |             
      Hypothalamus, Necrosis, Focal        |                                                                   1      |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                              2                           |             
      Fibrosis, Focal                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |       1                          1           1                          1|             
      Metaplasia, Focal, Osseous           |                                              1                           |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                   2                                                      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 228                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Bronchus, Inflammation, Acute        |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                       1                  |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Foreign Body                         |                                                                          |             
      Inflammation, Chronic                |                                                    1                     |             
      Inflammation, Chronic Active         |       3  2  2                                2  2        2     2        2|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                      2   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                         1                                                |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1     2              1  1        1  1           1     1  2           1   |             
      Respiratory Epithelium, Cyst         |                                           1                              |             
      Respiratory Epithelium, Hyperplasia, |                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |       1                                                        1         |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                +                                                         |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |                3                                                         |             
      Retina, Atrophy                      |                4                                                         |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1  1                                      1     1  1                  |             
      Inflammation, Chronic                |                                           1                              |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |          1                       1     1                       2  1      |             
      Bilateral, Inflammation, Chronic     |                                                                      2   |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 229                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 5| 5| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 4| 7| 7| 7| 6| 6| 7| 7| 7| 7|             
                             DAY ON TEST   | 6| 0| 3| 1| 6| 3| 3| 3| 7| 3| 0| 3| 0| 3| 3| 4| 1| 3| 3| 5| 1| 3| 3| 3| 3|             
                                           | 4| 5| 7| 6| 1| 6| 6| 2| 3| 7| 2| 7| 4| 7| 7| 2| 6| 6| 6| 6| 4| 7| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Fibrosis, Focal                      |                                                                          |             
      Mineralization                       |                                        1        1     1  1               |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            | 1                       1  1        1                                1   |             
      Bilateral, Nephropathy               | 1  1  2  2     2  1  1  2  1     2  2  2  1  1  1  2  2  2  1  1  1  2  2|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|             3           1                    2                           |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                    1                 1  1|             
      Inflammation, Chronic                |                                                                1         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 230                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                              X                           |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parasite Metazoan                    |                                              X                           |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  A  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Basophilic Focus                     |    1           1  1  1           1  1                 2  2     1         |             
      Clear Cell Focus                     |    2           2  1              1  1                 2  2     1     4  1|             
      Degeneration, Cystic, Focal          |                                                       1              1   |             
      Eosinophilic Focus                   |                   2  1           4              1  1                    2|             
      Hematopoietic Cell Proliferation     |                                        1                                 |             
      Infiltration Cellular, Mixed Cell    |                   2                 2              1  1  1               |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |    1           2  1                             2     3  1     1        2|             
      Necrosis                             |                                        3                                 |             
      Pigmentation                         | 2                                                                        |             
      Bile Duct, Hyperplasia               | 4  2  4  3     3  3  2           2  2  1        2  1  1  2  1  2  4  1  2|             
      Hepatocyte, Vacuolization Cytoplasmic|                                        2           2        1            |             
                                            __________________________________________________________________________|             
   Mesentery                               |                +        +                 +  +     +                     |             
      Fat, Necrosis                        |                2                             3     2                     |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Fibrosis, Focal                      |                            4                                             |             
      Infiltration Cellular, Lymphocyte    |    1           1                                                         |             
      Acinus, Atrophy, Diffuse             |                3                                                         |             
      Acinus, Atrophy, Focal               |    2                 2                 1                 2               |             
      Acinus, Hyperplasia, Focal           |                   4     2        3              2              3     4   |             
      Acinus, Inflammation, Chronic        |                                                                          |             
      Artery, Inflammation, Chronic        |                            3                                            3|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Parotid Gland, Atrophy               |                                                                          |             
      Parotid Gland, Fibrosis, Focal       |                                                                          |             
      Parotid Gland, Hyperplasia, Focal    |                                                                          |             
      Parotid Gland, Inflammation, Chronic |                                                                          |             
      Sublingual Gland, Atrophy            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |             1                                                            |             
      Erosion, Focal                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 231                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                         3                                                |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                               1                                          |             
      Hyperplasia, Focal                   |                                  2                                       |             
      Inflammation, Acute                  |                                                                          |             
      Epithelium, Cyst                     |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Peridontal Tissue, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  3  2  1  1  2  2  2  1  3  2  1  1  1        2  1  2  1  2  2  2  3  2|             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Atrium, Thrombosis                   |                         4                                                |             
      Valve, Inflammation, Chronic         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis                          |                                                                         1|             
      Hematopoietic Cell Proliferation     |                                                                      1   |             
      Hyperplasia, Focal                   | 1           1     2                 2           2  2                     |             
      Hypertrophy, Focal                   |                                                          1               |             
      Vacuolization Cytoplasmic, Focal     |                      1                                3        1  3      |             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                     1                                    |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |       2        4              2                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Bilateral, Hyperplasia, Focal        |                                                                   3      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic, Focal         |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +  M  +  +  M  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 232                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  M  +  +  +  +|             
      Fibrosis                             |                                                                          |             
      Mineralization                       | 2     1  3     1     1     2        2              1     1     1     1  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                         1                                                |             
      Pars Distalis, Cyst                  |                            1                          3                 2|             
      Pars Distalis, Hyperplasia, Focal    |                4              1                                         1|             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Nervosa, Cyst                   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |          1                                                               |             
      Ultimobranchial Cyst                 |    1                    1                             1        1         |             
      C-Cell, Hyperplasia, Diffuse         |                                                                          |             
      C-Cell, Hyperplasia, Focal           |    2           3     2              1                             1      |             
      C-Cell, Hyperplasia                  |                                        3                                 |             
      Follicle, Cyst                       |                                                                          |             
      Follicular Cell, Hyperplasia, Focal  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Peritoneum                              |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Granuloma Sperm                      | 2                                                                        |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |             2                                                            |             
      Inflammation, Chronic                |                                                          1               |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 1  1  2  1  2  2  1     2  2  2  2  1  2        2              2  2     1|             
      Epithelium, Degeneration, Mucoid     |                                                    2  1              1   |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |             1                             2  1              1  1         |             
      Inflammation, Chronic Active         |                            2                                             |             
      Bilateral, Atrophy                   |                         2                                                |             
      Bilateral, Inflammation, Chronic     | 1        1     1        2     1  1              2  1  1  2        2      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                1     2  3  2  3  2     3        4  4  3  3     1  3  2  3|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 233                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Inflammation, Acute                  |                            1                                             |             
      Inflammation, Chronic                | 1                                            1                           |             
      Inflammation, Chronic Active         |    2     2  4     1                    1  2                              |             
      Epithelium, Hyperplasia, Focal       |                            2  1  2                 1                 1   |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 4        2  3              3  4              2     3  4                  |             
      Bilateral, Atrophy                   |    3  4        4  4     4        4     4        4              3  4     4|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Necrosis                             |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |             1                                3           2               |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |             2                                            4               |             
      Germinal Epithelium, Atrophy         |       4                                4           4                     |             
      Germinal Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                                                          |             
      Interstitial Cell, Hyperplasia, Focal|       2  4                             2  3        3        2            |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia                          |                                        3                                 |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                            +  +           +                       +      |             
      Mediastinal, Hemorrhage              |                                                                          |             
      Mediastinal, Pigmentation            |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                        1           1                     |             
      Hemorrhage                           |                1     1                       2                           |             
      Hyperplasia, Lymphoid                | 3                                                                        |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                         2                                                |             
      Degeneration, Cystic                 |                                                    1                     |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                         2|             
      Infiltration Cellular, Histiocyte    | 2  1  2     1  2  2  1  2        3     2     1  1     2  2  2     1  2   |             
      Artery, Inflammation, Chronic Active |                            3                                             |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                         3|             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                   1                 1  3           1                 1   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 234                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Pigmentation                         |                                                    2     2  2            |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
      Lymphoid Follicle, Hyperplasia       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 4  2        3  2  2  2  4           2  3     3  2  1  2  2  1  3        2|             
      Hemorrhage                           |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                  1                                   1   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Cyst                                 |          1           1                             3     2               |             
      Fibrosis                             |                                                                         3|             
      Galactocele                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Epithelium, Hyperplasia              |                   2                                                      |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Hair Follicle, Hyperplasia, Focal    |                   3                                                      |             
      Subcutaneous Tissue, Fibrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Femur, Hyperostosis                  |                         2                                                |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hemorrhage                 |                                                                          |             
      Cerebrum, Necrosis                   |                                                                          |             
      Choroid Plexus, Mineralization       |                                                                          |             
      Hypothalamus, Compression            |             1                                            2               |             
      Hypothalamus, Necrosis, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Fibrosis, Focal                      |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                1                                                         |             
      Infiltration Cellular, Histiocyte    |                                                                         1|             
      Metaplasia, Focal, Osseous           |                         1                                            1   |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |          4           2                                                  4|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 235                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
      Bronchus, Inflammation, Acute        |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                         3|             
      Foreign Body                         |    X                                                                     |             
      Inflammation, Chronic                | 1  1                                                                     |             
      Inflammation, Chronic Active         |                               3  2  2  2     2              2            |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                 1           1            |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                          2               |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1  1     1        1        1     1              2  1  2  1           1   |             
      Respiratory Epithelium, Cyst         |                                                                          |             
      Respiratory Epithelium, Hyperplasia, |                                                                          |             
           Focal                           |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |       1                                                                  |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    +                                                           +         |             
      Bilateral, Lens, Cataract            |                                                                          |             
      Bilateral, Retina, Atrophy           |                                                                4         |             
      Iris, Synechia                       |    2                                                                     |             
      Lens, Cataract                       |    4                                                           4         |             
      Retina, Atrophy                      |    4                                                                     |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Focal                       |          2                                                               |             
      Infiltration Cellular, Lymphocyte    |       1           1                 1           1  1           1     1   |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
           Lymphocyte                      |    1                             1     1                          1     1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                   2      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 236                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 4| 5| 7| 7| 7| 7| 4| 7| 6| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 8| 6| 3| 3| 0| 3| 2| 9| 3| 3| 1| 7| 9| 3| 3| 3| 3| 9| 3| 8| 3| 3|             
                                           | 2| 7| 6| 3| 5| 6| 6| 2| 7| 1| 7| 7| 6| 3| 7| 2| 6| 6| 6| 6| 4| 7| 3| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Fibrosis, Focal                      |                                                                          |             
      Mineralization                       |       1                             1  1           1              1  1   |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            |                                                 1                        |             
      Bilateral, Nephropathy               | 1  3  1  1  1  1  2  2  2  1  2  2  2  2     1  2  3  2  2     2  1  2  1|             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Renal Tubule, Degeneration|                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|       2     1           3              1                 1        2      |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 237                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Parasite Metazoan                    |                                                                          |      1     |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Parasite Metazoan                    |                                                                          |      1     |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +|  96        |
      Inflammation, Chronic                |                                                                          |      1  3.0|
      Peyer's Patch, Hyperplasia, Lymphoid |                                                 2     2                  |      2  2.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Basophilic Focus                     |          2        1                    1  1        1                 1  1|     37  1.3|
      Clear Cell Focus                     |          1                             2  2        1              1  2  2|     35  1.6|
      Degeneration, Cystic, Focal          |          2                                1        1  1                  |     13  1.4|
      Eosinophilic Focus                   |                   1        1                       1  1           1  3   |     17  1.4|
      Hematopoietic Cell Proliferation     |                                                                          |      3  1.7|
      Infiltration Cellular, Mixed Cell    |          2                                1                       1      |     14  1.3|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Mixed Cell Focus                     |          4        1                                2  1           3      |     23  1.8|
      Necrosis                             |                                  2                                       |      4  2.5|
      Pigmentation                         |                                                                          |      1  2.0|
      Bile Duct, Hyperplasia               |          2  1  2  2     2        1     3  2     1  2  2  2     3  2  2  2|     74  2.1|
      Hepatocyte, Vacuolization Cytoplasmic|             2  1           3     3           1                          2|     19  2.0|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                   +  +     +  +                    +        +            |  21        |
      Fat, Necrosis                        |                      4        3                    2        1            |     15  2.5|
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Cyst                                 |                                           1                              |      1  1.0|
      Fibrosis, Focal                      |                                                                          |      1  4.0|
      Infiltration Cellular, Lymphocyte    |                                           1                    1         |      9  1.0|
      Acinus, Atrophy, Diffuse             |                                                                          |      1  3.0|
      Acinus, Atrophy, Focal               |    3     2                    2              3     1  1              1   |     27  1.6|
      Acinus, Hyperplasia, Focal           |          3                    2        2  4                             4|     20  3.0|
      Acinus, Inflammation, Chronic        |                                                                          |      1  1.0|
      Artery, Inflammation, Chronic        |                                                                          |      2  3.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Parotid Gland, Atrophy               |                                        2                                 |      2  2.0|
      Parotid Gland, Fibrosis, Focal       |                                                                          |      1  3.0|
      Parotid Gland, Hyperplasia, Focal    |                                                                          |      1  3.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 238                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Parotid Gland, Inflammation, Chronic |                                        2                                 |      1  2.0|
      Sublingual Gland, Atrophy            |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                                                                          |      3  1.7|
      Erosion, Focal                       |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |             3                                                            |      4  2.8|
      Ulcer                                |                      2                                                   |      3  2.7|
      Epithelium, Hyperplasia              |             3                                                            |      2  3.0|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       | 1                    1           1           2                           |      8  1.4|
      Hyperplasia, Focal                   |                                                                          |      1  2.0|
      Inflammation, Acute                  |             1                                                            |      1  1.0|
      Epithelium, Cyst                     |                                     1                                    |      1  1.0|
      Glands, Cyst                         |                            1                                             |      3  1.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |          +                                                               |   1        |
      Peridontal Tissue, Inflammation,     |                                                                          |            |
           Chronic Active                  |          2                                                               |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       | 1  1  2  2        1     3  2  2  1  1  1  2     2  2  1     1  2  1  1  2|     87  1.7|
      Metaplasia, Focal, Osseous           |                                                                          |      1  2.0|
      Atrium, Thrombosis                   |                   2  3                          3        3               |      9  3.3|
      Valve, Inflammation, Chronic         | 3                             1                                          |      2  2.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis                          |                                                                          |      1  1.0|
      Hematopoietic Cell Proliferation     |                                                                          |      2  1.0|
      Hyperplasia, Focal                   |             2                 1                                         1|     11  1.5|
      Hypertrophy, Focal                   |                                                                          |      3  1.3|
      Vacuolization Cytoplasmic, Focal     | 1                 1     1     1                    1                 2   |     20  1.6|
      Bilateral, Angiectasis               |                                                                         2|      2  1.5|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Diffuse                         |                                  2                                       |      4  2.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |          2           2                                                   |      5  1.8|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 239                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Hyperplasia, Focal                   |       1        4                 1     3     3                       4   |     16  2.6|
      Infiltration Cellular, Lymphocyte    |                                                                          |      1  1.0|
      Bilateral, Hyperplasia, Focal        |                                                                          |      2  3.5|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |                                                                          |      2  2.5|
      Inflammation, Chronic, Focal         |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | M  +  M  M  +  +  +  +  M  M  +  +  +  +  M  +  M  +  +  +  +  +  +  M  +|  81        |
      Hyperplasia, Focal                   |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  +  M  M  +  +  +  +  +  M  +  +  +  +  +  M  +  M  +  +  +  +|  79        |
      Fibrosis                             |                                                                          |      1  2.0|
      Mineralization                       | 2  2  2  1                             1  1  1     1     1        2     1|     39  1.4|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Pars Distalis, Angiectasis, Focal    |                                                                          |      2  1.5|
      Pars Distalis, Cyst                  | 2                    1        2  1     1     1                          1|     16  1.4|
      Pars Distalis, Hyperplasia, Focal    |                      3                 1                 1           2   |     14  2.1|
      Pars Distalis, Vacuolization         |                                                                          |            |
          Cytoplasmic                      |                                                                   2      |      1  2.0|
      Pars Nervosa, Cyst                   |                                           1                              |      1  1.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                1                                                         |      2  1.0|
      Ultimobranchial Cyst                 |                                              1                    1  1   |      7  1.0|
      C-Cell, Hyperplasia, Diffuse         |                                                                          |      1  2.0|
      C-Cell, Hyperplasia, Focal           |       1              2                    2                       3  1   |     24  1.8|
      C-Cell, Hyperplasia                  |                                                                          |      1  3.0|
      Follicle, Cyst                       |                                                                          |      2  1.0|
      Follicular Cell, Hyperplasia, Focal  |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Peritoneum                              |                                                 +                        |   1        |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Granuloma Sperm                      |                            3                                             |      3  3.0|
      Infiltration Cellular, Lymphocyte    |          1                                                               |      1  1.0|
      Inflammation, Acute                  |                                                                          |      1  2.0|
      Inflammation, Chronic                |                                                                          |      5  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 240                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Inflammation, Chronic Active         |                                              2                           |      1  2.0|
      Bilateral, Epithelium, Degeneration, |                                                                          |            |
           Mucoid                          |                   2  2  1     1  3  2  2  2        2  1        1     1  1|     60  1.7|
      Epithelium, Degeneration, Mucoid     | 1     1        1                                                  1      |     12  1.3|
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hyperplasia, Focal                   |                               2                                          |      4  3.0|
      Inflammation, Acute                  | 2                                                                        |      1  2.0|
      Inflammation, Chronic                |                      1  1                 1     1        2     1     2   |     31  1.2|
      Inflammation, Chronic Active         |    2        2                    2                                      2|      7  1.9|
      Bilateral, Atrophy                   |                      3                                                   |      2  2.5|
      Bilateral, Inflammation, Chronic     |                   2           1     2  1              1           2      |     33  1.4|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      4  2.0|
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              |    2        2  4  4        2     3     1     3     4              2  1   |     47  2.4|
      Inflammation, Acute                  |                                                 2           1  2         |      7  1.6|
      Inflammation, Chronic                | 1                                                                        |      6  1.0|
      Inflammation, Chronic Active         |                      2  3  3              2           1  2              1|     35  1.9|
      Epithelium, Hyperplasia, Focal       |                   2                                                      |      9  2.0|
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Atrophy                              |                         1           4     1  3                 3  4  1  3|     38  2.9|
      Bilateral, Atrophy                   | 4  2  4     4  3  4  3     4  3  4     4           4                     |     40  3.6|
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Necrosis                             |                                              4                           |      1  4.0|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Focal               |                                                                          |      5  2.0|
      Bilateral, Germinal Epithelium,      |                                                                          |            |
          Atrophy                          |                                                                          |      2  3.0|
      Germinal Epithelium, Atrophy         |                      3                       1  4                    4   |     10  3.0|
      Germinal Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                                                                          |      1  1.0|
      Interstitial Cell, Hyperplasia, Focal| 1     1              2                                   3           2   |     17  1.9|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +|  99        |
      Depletion Cellular                   |                                                                          |      2  2.0|
      Hemorrhage                           |                                                                          |      2  2.0|
      Hyperplasia                          |                                              2                           |     12  1.9|
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +              +           +     M     M                                 |  13        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 241                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Mediastinal, Hemorrhage              |                4                                                         |      2  3.0|
      Mediastinal, Pigmentation            |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                           2        2                     |     12  1.8|
      Hemorrhage                           |                                                                          |      7  1.7|
      Hyperplasia, Lymphoid                |          1              2              1  1                             1|     13  1.6|
      Infiltration Cellular, Histiocyte    |                            1                                             |      2  1.0|
      Pigmentation                         |                                                          1               |      1  1.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |                                                                          |      1  2.0|
      Degeneration, Cystic                 |                                                                          |      1  1.0|
      Hematopoietic Cell Proliferation     |                                                                          |      1  2.0|
      Hemorrhage                           |                                                                          |      2  2.0|
      Hyperplasia, Lymphoid                |                                                                          |      2  2.0|
      Infiltration Cellular, Histiocyte    |    1  1                 2  2  1  1     2  2  2  1  1  2  1  1  1  2  1  1|     70  1.6|
      Artery, Inflammation, Chronic Active |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                          |      1  3.0|
      Fibrosis                             |                                                                          |      1  3.0|
      Hematopoietic Cell Proliferation     |                                              1                           |     15  1.6|
      Pigmentation                         |                         2                          1                    1|     15  1.6|
      Lymphoid Follicle, Atrophy           |                                              1  2                        |      3  1.7|
      Lymphoid Follicle, Hyperplasia       |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  M  +  +  +  M  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +|  90        |
      Atrophy                              |    1  4  3                          2  3  1        2  4  2     3  1     1|     62  2.4|
      Hemorrhage                           |                         1                                   2            |      2  1.5|
      Epithelial Cell, Hyperplasia         |                               1                    1                     |      6  1.3|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Cyst                                 |    1                    2        2                             1         |     14  1.6|
      Fibrosis                             |                                                                          |      2  2.5|
      Galactocele                          |                                                                          |      1  3.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Epithelium, Hyperplasia              |                                        2                             1   |      3  1.7|
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst Epithelial Inclusion            |                                                                      X   |      3     |
      Hair Follicle, Hyperplasia, Focal    |                                                                          |      1  3.0|
      Subcutaneous Tissue, Fibrosis        |    2                                                                     |      2  2.5|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 242                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Femur, Hyperostosis                  |                                                                          |      2  2.5|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         | +                                                        +               |   4        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cerebrum, Hemorrhage                 |                                                                3         |      1  3.0|
      Cerebrum, Necrosis                   |                                                                3         |      1  3.0|
      Choroid Plexus, Mineralization       |                                                                          |      1  2.0|
      Hypothalamus, Compression            |             2  3                                               3         |      9  2.3|
      Hypothalamus, Necrosis, Focal        |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        | +                                                        +               |   4        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             | +                                                        +               |   4        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                          |      4  2.0|
      Fibrosis, Focal                      |                                                       1                  |      1  1.0|
      Infiltration Cellular, Lymphocyte    |                                                                          |      2  1.5|
      Infiltration Cellular, Histiocyte    |                                                                          |      6  1.0|
      Metaplasia, Focal, Osseous           |                                                                          |      4  1.3|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                                                                          |      5  3.0|
      Bronchus, Inflammation, Acute        |                                                                          |      1  1.0|
      Interstitium, Inflammation, Chronic  |                                                 1                        |      2  1.0|
      Interstitium, Inflammation, Chronic  |                                                                          |            |
          Active                           |                                                                          |      2  1.5|
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                                                          |      1  3.0|
      Foreign Body                         |                                                                          |      1     |
      Inflammation, Chronic                |                                                                          |      4  1.0|
      Inflammation, Chronic Active         |             2           3                                            2   |     25  2.2|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Acute                           |             2                                                            |      1  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |                      1                                                   |      7  1.3|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 243                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
           Chronic Active                  |                                                                          |      3  1.7|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |    1              1  2     1  1     1              1        2     1     1|     41  1.2|
      Respiratory Epithelium, Cyst         |                                                                          |      1  1.0|
      Respiratory Epithelium, Hyperplasia, |                                                                          |            |
           Focal                           |                                                    4                     |      1  4.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                                                                          |      3  1.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     | +                                                                    +   |   7        |
      Bilateral, Lens, Cataract            |                                                                      4   |      1  4.0|
      Bilateral, Retina, Atrophy           | 4                                                                    4   |      3  4.0|
      Iris, Synechia                       |                                                                          |      1  2.0|
      Lens, Cataract                       | 4                                                                        |      5  3.8|
      Retina, Atrophy                      |                                                                          |      4  3.5|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Focal                       |                      2                                                   |      2  2.0|
      Infiltration Cellular, Lymphocyte    |                   1     1     1  1                             2  1     2|     25  1.1|
      Inflammation, Chronic                |                                                                          |      2  1.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |          1  1                             1     1  1  1              1   |     21  1.0|
      Bilateral, Inflammation, Chronic     |                                                                          |      2  1.5|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                            3                                             |      1  3.0|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |          +                                                               |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                                                          |      2  2.0|
      Fibrosis, Focal                      |                                        2                                 |      2  1.5|
      Mineralization                       |                            1  1              1     1                    1|     17  1.0|
      Nephropathy                          |                                              1                           |      1  1.0|
      Bilateral, Mineralization            |          1        1     1           1  1                                 |     14  1.0|
      Bilateral, Nephropathy               | 1  2  1  2  1  1  1  1  1     1  2  1  2  2     1  2  2           2  2  2|     85  1.6|
      Bilateral, Pigmentation              |                                                                          |      1  3.0|
      Bilateral, Renal Tubule, Degeneration|                            2                                             |      1  2.0|
      Bilateral, Renal Tubule, Pigmentation|       2              2           2           1  4  1                     |     23  1.8|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 244                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 4| 6| 7| 7| 7|            |
                             DAY ON TEST   | 6| 3| 7| 3| 3| 7| 3| 2| 7| 0| 3| 3| 3| 3| 3| 6| 8| 3| 3| 8| 1| 2| 3| 3| 3|            |
                                           | 8| 6| 8| 7| 0| 3| 6| 4| 3| 3| 6| 2| 6| 8| 7| 1| 8| 6| 7| 1| 0| 7| 7| 7| 8|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
                                           | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Infiltration Cellular, Lymphocyte    |                                           1                             1|      6  1.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 245                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  A  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                       2                  |             
      Atrophy                              |                                                                         2|             
      Basophilic Focus                     |    1  1  1  1                    1  1        1                    1     1|             
      Clear Cell Focus                     |       1  2  2     2                 1  2                    2     2      |             
      Degeneration, Cystic, Focal          |                            2              1                              |             
      Eosinophilic Focus                   |       1                    4        1                       1            |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                         1|             
      Infiltration Cellular, Mixed Cell    |          1        1                 1  1     1              1     1      |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |             1                    2                                2      |             
      Necrosis                             |                                                                          |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               |    1        2  2  2  4     3     2  1  2  3  2     3  2  1  2  4  2     3|             
      Centrilobular, Necrosis              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|    1                    4           1                                    |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +        +  +                          +        +                     |             
      Accessory Spleen                     |                                           X                              |             
      Artery, Inflammation, Chronic        |    3                                                                     |             
      Fat, Necrosis                        |    3           3                                   2                     |             
                                            __________________________________________________________________________|             
   Oral Mucosa                             |                                  +                                       |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |             2                                                            |             
      Infiltration Cellular, Lymphocyte    |                   1                                                      |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |          2                    1              2     1                     |             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |                                  3     3     3                 4         |             
      Artery, Inflammation, Chronic        |    3                                                                     |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sublingual Gland, Atrophy            | 3                                                                        |             
      Submandibular Gland, Atrophy         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 246                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                                                 2  2                     |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                               1                 1                        |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                         3                                                |             
      Epithelium, Hyperplasia              |                                                 3     2                  |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                               2                                          |             
      Hyperplasia, Focal                   |                                              2                           |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                 2                        |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                                                                          |             
      Glands, Cyst                         |                                                    1                     |             
                                            __________________________________________________________________________|             
   Tooth                                   |                      +                    +                             +|             
      Malformation                         |                                           2                             X|             
      Gingiva, Inflammation, Chronic Active|                      3                                                   |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       |    1  2  2  1     2     2  1     2  2     2  1  1  2        2     1  1  2|             
      Pigmentation                         |                                                                          |             
      Artery, Mineralization               |                                                                          |             
      Atrium, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   |                                                                          |             
      Pericardium, Inflammation, Chronic   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                                                                          |             
      Hematopoietic Cell Proliferation     |             1                       1                                    |             
      Hyperplasia, Focal                   |                                     2                                    |             
      Pigmentation                         |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |                         2                 2                              |             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                    1                     |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                    2                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 247                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                3                    2              1           4        3|             
      Bilateral, Hyperplasia, Focal        |                                  3                                       |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                4  1      |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  M  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       | 1           1                 1           2     2  1  1  1  1  1        1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                         2|             
      Pars Distalis, Cyst                  |             1  2                                               1         |             
      Pars Distalis, Hyperplasia, Focal    |                   3        2                       2                     |             
      Pars Distalis, Hypertrophy, Focal    |       1                          2                                       |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Intermedia, Cyst                |                      2                                                   |             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                          2               |             
      Ultimobranchial Cyst                 |                                     1                                   1|             
      C-Cell, Hyperplasia, Focal           |       3  1  3     2     4  1        3                          3  1      |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          |             1     1  1  2  1        1     2     2     2        2        1|             
      Epithelium, Degeneration, Mucoid     | 2  2     1                    2        1     2     1        1     1  2   |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                | 1  1  1                 2     1  1     1     1     2        2  2  1      |             
      Inflammation, Chronic Active         |                                                 2                        |             
      Bilateral, Inflammation, Chronic     |             1     1        2        2     2                          1  1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |          2           2                                2                  |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 2        2  1           3              1        2  1  1     2  4        1|             
      Cyst                                 |                                                                   1      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 248                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Hypertrophy                          |       2                                                                  |             
      Infiltration Cellular, Lymphocyte    |                1                                                         |             
      Inflammation, Acute                  |       1                          1                       3  2            |             
      Inflammation, Chronic                |                                                       2                  |             
      Inflammation, Chronic Active         |    3              2     3  2  2     3     2  3  2                    2  1|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
      Epithelium, Hyperplasia, Focal       |             2                                               1            |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 4                 2           2           1  1                           |             
      Dilatation                           |       2                                                                  |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   |    4     4  4  3     4  4  4        4  4        4  4  4     3  4  4  3  4|             
      Bilateral, Dilatation                |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                                                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                         4                                                |             
      Germinal Epithelium, Atrophy         |                                     4                       2            |             
      Interstitial Cell, Hyperplasia, Focal| 3  1           2        1     2  1  1        2              4            |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                             1            |             
      Hemorrhage                           |    2                                                                     |             
      Hyperplasia                          |                2                                                        2|             
                                            __________________________________________________________________________|             
   Lymph Node                              | +                                                                        |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |       2                                                                  |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                       2                 1|             
      Pigmentation                         |    2                                                                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                          1               |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Infiltration Cellular, Histiocyte    |    1  2  2     2  3  1     2        1     2  2     2     3  1     1     1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Congestion                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 249                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |                2                                                         |             
      Pigmentation                         |                         1           2        1           2               |             
      Lymphoid Follicle, Atrophy           |                                                                         2|             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  M  +  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |    4  4        2     2                    2  1           3  2            |             
      Cyst                                 |                                           1                              |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  M  +  +  +  +  +  +  +  M  +|             
      Cyst                                 |    1                    2                                2  1  1         |             
      Galactocele                          |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                2                                                         |             
      Epithelium, Hyperplasia              |                                     2                                    |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                           X                              |             
      Inflammation, Acute                  |                                                                          |             
      Lip, Hemorrhage                      |                                                                          |             
      Subcutaneous Tissue, Fibrosis        |                                  3                                       |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |          2                                                               |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                               +                    +  +                  |             
      Inflammation, Chronic, Focal         |                                                       2                  |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hydrocephalus              |                                                                          |             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                     1                                    |             
      Choroid Plexus, Hyperplasia          |                                           1                              |             
      Hypothalamus, Compression            |    3                    2           2                                    |             
      Pons, Compression                    |                                              1                           |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                               +                    +                     |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                               +                    +                     |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 250                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                        1                 2               |             
      Edema                                |                                                                          |             
      Foreign Body                         |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |                      1                                                   |             
      Inflammation, Acute                  |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |    3                                                     2               |             
      Bronchus, Inflammation, Acute        |                                     1                                    |             
      Bronchus, Inflammation, Chronic      |                                                                          |             
      Interstitium, Inflammation, Acute    |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |       2           1                 1     2        2     2           2  1|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  | 2                                      2                                 |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 1        1     1  1     1  1                                      2  1   |             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                        1                                1|             
      Glands, Cyst                         |                                        2                                 |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Diffuse                     |                                                                          |             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    |    1        1     1  1           1     1     1        1  1              1|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy, Focal            |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 251                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 5| 7| 7| 7| 5| 7| 7| 6| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 0| 8| 3| 3| 3| 5| 3| 3| 4| 3| 5| 7| 3| 3| 8| 3| 2| 1| 2| 9| 3| 3| 3| 5| 3|             
                                           | 0| 2| 6| 7| 6| 8| 6| 6| 5| 6| 5| 5| 7| 6| 7| 6| 5| 6| 0| 1| 7| 6| 7| 4| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
           Lymphocyte                      |                                     1     1        1           1         |             
      Bilateral, Inflammation, Chronic     |                                                 2                        |             
      Bilateral, Pigmentation              |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Mineralization                       |                                  1              1  1  1                  |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            |       1  1        1     1  1        1                       1            |             
      Bilateral, Nephropathy               |    1  1  1  1     1  1  3  2        3  2  1  1  2  1  2  2  2  1  2     1|             
      Bilateral, Artery, Mineralization    |                                                                          |             
      Bilateral, Papilla, Necrosis         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |    2                                                                     |             
      Bilateral, Renal Tubule, Pigmentation| 3              3              2           3     2  1  3  2     2        1|             
      Pelvis, Inflammation, Acute          |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                       3                  |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                        1     1                           |             
      Transitional Epithelium, Hyperplasia |    4                                                                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 252                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Atrophy                              |                                                                          |             
      Basophilic Focus                     | 1        1     1  1        3                 1        1  1     2         |             
      Clear Cell Focus                     | 2     2  1     2  2     1        1  1              4  1                  |             
      Degeneration, Cystic, Focal          |                                                          1        1      |             
      Eosinophilic Focus                   |          1        1        4              2        4                     |             
      Hematopoietic Cell Proliferation     |                               1                                          |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Mixed Cell    | 1     1        1  1     1     1                       1                  |             
      Inflammation, Chronic                |    1                                                     1               |             
      Mixed Cell Focus                     |          1              1                                4        1      |             
      Necrosis                             |                                                                          |             
      Pigmentation                         |                                                                          |             
      Bile Duct, Hyperplasia               | 2     2  2        2  2  2  1  1  3  2     3  3  4  2  3  2     2  3      |             
      Centrilobular, Necrosis              |                                                                          |             
      Hepatocyte, Vacuolization Cytoplasmic|    1  2                 2        2  4                                1   |             
                                            __________________________________________________________________________|             
   Mesentery                               |                   +        +        +                                    |             
      Accessory Spleen                     |                                                                          |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Fat, Necrosis                        |                   3        3        2                                    |             
                                            __________________________________________________________________________|             
   Oral Mucosa                             |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               | 1        2  1        1     3  1  1  1     1  2     1     3  3  2        3|             
      Acinus, Basophilic Focus             |                                                                          |             
      Acinus, Hyperplasia, Focal           |                3     2                 4           1     3        2      |             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sublingual Gland, Atrophy            |                                                                          |             
      Submandibular Gland, Atrophy         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 253                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                      2              2                                    |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                  3                                       |             
      Inflammation, Chronic Active         |                                                                          |             
      Ulcer                                |                      2                 3                    3            |             
      Epithelium, Hyperplasia              |                                  3  3                                    |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       |                      3                 1                    1            |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Mineralization                       |                                              3                           |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |          +                                         +                     |             
      Malformation                         |          X                                         X                     |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                              3                           |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 1  1  1  1  2  1     2  2  1  2  1  1  1  1  3  1  2  1  3     1  2  1  1|             
      Pigmentation                         |                                                                          |             
      Artery, Mineralization               |                                              2                           |             
      Atrium, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   |                                                                          |             
      Pericardium, Inflammation, Chronic   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                            2                                             |             
      Hematopoietic Cell Proliferation     |          1        1              1  1                                    |             
      Hyperplasia, Focal                   | 4        2  1                                                            |             
      Pigmentation                         |    1                                                                     |             
      Vacuolization Cytoplasmic, Focal     |       2           2                          2     1           1         |             
      Bilateral, Angiectasis               |                                                                          |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                   1      |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                  1                                       |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 254                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |          3     3                                                         |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                         2                                         4      |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  M  +  +  +  +  M  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Mineralization                       | 1  2  1     1  1  1  2  1  2        2           1  1  1     1            |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                                                             2            |             
      Pars Distalis, Hyperplasia, Focal    |          3           1              3                                3   |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                    1                     |             
      Pars Intermedia, Cyst                |                                                                         1|             
      Rathke's Cleft, Cyst                 |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Focal           |             2              2        2     2        2  1     4  2  1      |             
      C-Cell, Hyperplasia                  |                                                                          |             
      Follicle, Cyst                       |                         1                                                |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                2                                                         |             
      Inflammation, Chronic Active         |                                                                         1|             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 1              2  1  2           1  2  2  2     2  1  1           1      |             
      Epithelium, Degeneration, Mucoid     |       1     2           1     1                                1        1|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                | 1  1        1  1        1              1                    1           1|             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Inflammation, Chronic     |       2           1  2           1        2  1     1  2        1  1      |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                     1           1                        |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |             2  1  1  4     3     3  2     4     2  3  2        2         |             
      Cyst                                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 255                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Hypertrophy                          |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |       2                       1                          1  3            |             
      Inflammation, Chronic                |                            2     1  1                                    |             
      Inflammation, Chronic Active         |    2     2              2                    4  2              1     4  3|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                           1                              |             
      Epithelium, Hyperplasia, Focal       | 1                                                  2              2      |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 1  1  2  1        4  4        1           4     4                 4  4  3|             
      Dilatation                           |                                                                          |             
      Inflammation, Chronic Active         |                                                                      2   |             
      Bilateral, Atrophy                   |             3  3                 4  4  4           4  4     2            |             
      Bilateral, Dilatation                |                            4                 3                           |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                   2                                                      |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |                               2                                          |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                            4                                             |             
      Germinal Epithelium, Atrophy         |                   4                 4                                    |             
      Interstitial Cell, Hyperplasia, Focal|                   1                                         2  2         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |    1                       1                                         1   |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia                          |                   1           2                          2               |             
                                            __________________________________________________________________________|             
   Lymph Node                              |             +     +                    +  M                 +        +   |             
      Hyperplasia, Lymphoid                |                   2                                                      |             
      Mediastinal, Hemorrhage              |                   2                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 | 2        2              3  1                                             |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                | 1        2        1              1  1                                    |             
      Pigmentation                         |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                2         |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                         1                                                |             
      Infiltration Cellular, Histiocyte    | 1  2  1     2     2  1  1  1  1  2  2     1  2     2  1  2  1  1  2  2  1|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Congestion                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 256                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Depletion Cellular, Focal            | 2                                                                        |             
      Fibrosis                             |                         3                                                |             
      Hematopoietic Cell Proliferation     | 1                 1           2  1                                       |             
      Pigmentation                         |    3     1                 1     2           1                 2         |             
      Lymphoid Follicle, Atrophy           |                         3                                                |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Atrophy                              | 2  3     2  2     2     1  3  1  3  2        4     2  1  3        1     2|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                               2                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                        1                       2         |             
      Galactocele                          |    3                                                                     |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                                                          |             
      Pigmentation                         |                                                                          |             
      Epithelium, Hyperplasia              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Lip, Hemorrhage                      |                                                                   2      |             
      Subcutaneous Tissue, Fibrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                                                                          |             
      Femur, Hyperostosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                 +                    +   |             
      Inflammation, Chronic, Focal         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hydrocephalus              |    2                                                                     |             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Choroid Plexus, Hyperplasia          |                                                                          |             
      Hypothalamus, Compression            |    3                                                                     |             
      Pons, Compression                    |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                 +                    +   |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                 +                    +   |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 257                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Edema                                |                                                                          |             
      Foreign Body                         |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Infiltration Cellular, Histiocyte    |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Metaplasia, Focal, Osseous           |                                  1                                       |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                                  3                                       |             
      Bronchus, Inflammation, Acute        |                                                                          |             
      Bronchus, Inflammation, Chronic      |                                  1                 1                     |             
      Interstitium, Inflammation, Acute    |                                                                          |             
      Interstitium, Inflammation, Chronic  |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |    1                                                                    1|             
      Inflammation, Chronic Active         | 2        2  3           3  2  2  3  2     3        2                     |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                                                                      2   |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                                                          |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       |    1              1     1           1           1  1              1     1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                       1                  |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                   2              1        1  1     1                     |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Iris, Synechia                       |                                                                          |             
      Lens, Cataract                       |                                                                          |             
      Retina, Atrophy                      |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Diffuse                     |                                                                          |             
      Atrophy, Focal                       |                                                 2                        |             
      Hyperplasia, Focal                   |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1  1        1        1  1  1        1     1        1  1  1        1     1|             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Bilateral, Atrophy, Focal            |                                                                          |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 258                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 6| 7| 7| 3| 5|             
                             DAY ON TEST   | 3| 7| 3| 3| 2| 3| 3| 2| 3| 3| 8| 3| 0| 5| 1| 1| 4| 3| 3| 3| 0| 3| 3| 0| 6|             
                                           | 6| 0| 6| 6| 1| 7| 7| 6| 6| 6| 6| 6| 7| 2| 4| 5| 5| 7| 7| 7| 0| 7| 6| 6| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
           Lymphocyte                      |       2  1        1           1                                          |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
      Bilateral, Pigmentation              |    1                                                                     |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Mineralization                       |                1     1              1  1           1                     |             
      Nephropathy                          |                                                                          |             
      Bilateral, Mineralization            | 1                          1     1           4  1              1         |             
      Bilateral, Nephropathy               | 1  2  1  2  1  1  2  1  2     1  2  2  1  2     1  2  1  1  1  2  1  1  1|             
      Bilateral, Artery, Mineralization    |                                              3                           |             
      Bilateral, Papilla, Necrosis         |                                              3                           |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Bilateral, Renal Tubule, Pigmentation|                      2     1  1  2        2                 3           3|             
      Pelvis, Inflammation, Acute          |                                                                      1   |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                              3                           |             
      Infiltration Cellular, Lymphocyte    |                                     1                                    |             
      Transitional Epithelium, Hyperplasia |                                                                      2   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 259                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Edema                                |                                                          2               |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Peyer's Patch, Hyperplasia, Lymphoid |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Angiectasis, Focal                   |                                                                          |             
      Atrophy                              |                                                                          |             
      Basophilic Focus                     |    1        1  2     1  2  1  1        1  2           2     2            |             
      Clear Cell Focus                     |    1     2  1        2  1  2  1        1              1     1           1|             
      Degeneration, Cystic, Focal          |                                                    1                     |             
      Eosinophilic Focus                   |                1           1                          1                 1|             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hepatodiaphragmatic Nodule           |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                             1            |             
      Infiltration Cellular, Mixed Cell    |    1     1  1  1     1  1     1        1                                 |             
      Inflammation, Chronic                |                                                                          |             
      Mixed Cell Focus                     |          1           1     2  1           2                          1   |             
      Necrosis                             |                                              4                           |             
      Pigmentation                         |             1                                                            |             
      Bile Duct, Hyperplasia               | 3  2     2  2  2  3  2  1  2  2  4     2  3  2     2  2  4  1  3  4  2  1|             
      Centrilobular, Necrosis              |                                                 3                        |             
      Hepatocyte, Vacuolization Cytoplasmic|    1                       1           2     3     4                     |             
                                            __________________________________________________________________________|             
   Mesentery                               | +                    +  +                                +           +   |             
      Accessory Spleen                     |                                                          X               |             
      Artery, Inflammation, Chronic        |                                                                          |             
      Fat, Necrosis                        | 3                    2  3                                            2   |             
                                            __________________________________________________________________________|             
   Oral Mucosa                             |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Acinus, Atrophy, Diffuse             |                                                                          |             
      Acinus, Atrophy, Focal               |    4     1  1  2  1     1     1  2        1        1              1     1|             
      Acinus, Basophilic Focus             |          1                                                               |             
      Acinus, Hyperplasia, Focal           |             2     4  4     2                                      2  3  2|             
      Artery, Inflammation, Chronic        |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sublingual Gland, Atrophy            |                                                                          |             
      Submandibular Gland, Atrophy         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page 260                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
      Edema                                |                   2                                                      |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                    2                     |             
      Ulcer                                |                                  3                 3                     |             
      Epithelium, Hyperplasia              |                                     3              3                     |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Erosion, Focal                       | 4                                               1        1     2         |             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                    2                     |             
      Mineralization                       |                                                                          |             
      Glands, Cyst                         |                                                                          |             
                                            __________________________________________________________________________|             
   Tooth                                   |                                                                          |             
      Malformation                         |                                                                          |             
      Gingiva, Inflammation, Chronic Active|                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cardiomyopathy                       | 2  2  2  2  1  2  2  2  2  1  1        2  1  1  2  1  1  2  2  3  2  2  1|             
      Pigmentation                         |       1                                                                  |             
      Artery, Mineralization               |                                                                          |             
      Atrium, Mineralization               |                                                                          |             
      Atrium, Thrombosis                   | 4                                3           4  4                        |             
      Pericardium, Inflammation, Chronic   |                                  4                                       |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Adrenal Cortical Nodule    |                      2        2                                          |             
      Hematopoietic Cell Proliferation     |                                                                          |             
      Hyperplasia, Focal                   |          1        1     1              1                    2            |             
      Pigmentation                         |                                                                          |             
      Vacuolization Cytoplasmic, Focal     |          1  2  2     1     1                 1                    2      |             
      Bilateral, Angiectasis               |                                                             2            |             
      Bilateral, Hematopoietic Cell        |                                                                          |             
          Proliferation                    |                                                                          |             
      Bilateral, Pigmentation              |                                                                          |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Diffuse                         |                                     2                                    |             
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |             
           Focal                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 261                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                            3        4                       4     3      |             
      Bilateral, Hyperplasia, Focal        |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |             2                                                        4   |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pineal Gland                            | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  +  +|             
      Mineralization                       | 2        1  1  1  1     1     1  2  1  1  1  1  1           1  1  1  1  1|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Angiectasis, Focal    |                                                                          |             
      Pars Distalis, Cyst                  |                                     2                                    |             
      Pars Distalis, Hyperplasia, Focal    |       2                                               2                  |             
      Pars Distalis, Hypertrophy, Focal    |                                                                          |             
      Pars Distalis, Vacuolization         |                                                                          |             
          Cytoplasmic                      |                                                                          |             
      Pars Intermedia, Cyst                |                                                                          |             
      Rathke's Cleft, Cyst                 |                                                          2               |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Ultimobranchial Cyst                 |                                                                          |             
      C-Cell, Hyperplasia, Focal           |             4     1     1     2  1  2        3     2     3     3  3      |             
      C-Cell, Hyperplasia                  |                            1                                             |             
      Follicle, Cyst                       |                                                                      1   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                 +        +               |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                                                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Epithelium, Degeneration, |                                                                          |             
           Mucoid                          | 2  1     1  1     2  2           2  2  1  1           1  1     1  2  1   |             
      Epithelium, Degeneration, Mucoid     |                1        1  1                 1  2                       1|             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hyperplasia, Focal                   |                                                                          |             
      Inflammation, Chronic                |       1     1  1  2     1  1           2                       2        1|             
      Inflammation, Chronic Active         |                                                                      2   |             
      Bilateral, Inflammation, Chronic     | 2  1                 2                    1              2  1            |             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |          2                       2                    2           2      |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              | 4  3     2  1  1  3  1           3     4  3     2     3     2  3     2   |             
      Cyst                                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 262                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Hypertrophy                          |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                                          |             
      Inflammation, Acute                  |             2                             1              1               |             
      Inflammation, Chronic                |                                                             1            |             
      Inflammation, Chronic Active         |       1        3        2  2     2           2     3           1  3     2|             
      Bilateral, Inflammation, Chronic     |                                                                          |             
          Active                           |                                                                          |             
      Epithelium, Hyperplasia, Focal       |          1     2           3           2  3                             1|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy                              |                               3     4        3        4     3     1      |             
      Dilatation                           |                               3                                          |             
      Inflammation, Chronic Active         |                                                                          |             
      Bilateral, Atrophy                   | 4        4        4  4  1        4        4              4     4     4  3|             
      Bilateral, Dilatation                |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mineralization                       |                                                                          |             
      Bilateral, Interstitial Cell,        |                                                                          |             
          Hyperplasia, Focal               |       1                             1                                    |             
      Bilateral, Germinal Epithelium,      |                                                                          |             
          Atrophy                          |                               4     4                                    |             
      Germinal Epithelium, Atrophy         |                                  4     4                                 |             
      Interstitial Cell, Hyperplasia, Focal|                                        1        2  3                     |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Depletion Cellular                   |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia                          |                                              2  2  2  2                  |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                     +                    +               |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Mediastinal, Hemorrhage              |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |          1              1                       2           2            |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                       1     2           2|             
      Pigmentation                         |                   2                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Degeneration, Cystic                 |                                                                          |             
      Hemorrhage                           |                                                                          |             
      Hyperplasia, Lymphoid                |                                                 2                        |             
      Infiltration Cellular, Histiocyte    | 3  2  2  1  2  1  2  2     2  1  2     1     3  1  2  2     1     1  3  2|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Accessory Spleen                     |                                                                          |             
      Congestion                           |                      2                                                   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 263                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Depletion Cellular, Focal            |                                                                          |             
      Fibrosis                             |                                                                          |             
      Hematopoietic Cell Proliferation     |             1                                2  2  3  1     1            |             
      Pigmentation                         |       1        2        1  2                                             |             
      Lymphoid Follicle, Atrophy           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Atrophy                              |    1  3  1  2  1        2     1        1  3  3  3           1        1  2|             
      Cyst                                 |                                                                          |             
      Hyperplasia, Lymphoid                |                                                                          |             
      Epithelial Cell, Hyperplasia         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Cyst                                 |                   1              1                             1  2     1|             
      Galactocele                          |                3           3                                             |             
      Inflammation, Chronic                |                                                                          |             
      Mineralization                       |                                  1                                       |             
      Pigmentation                         |                                                                          |             
      Epithelium, Hyperplasia              |                2           1              2                              |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst Epithelial Inclusion            |                                              X                           |             
      Inflammation, Acute                  |                                                                          |             
      Lip, Hemorrhage                      |                                                                          |             
      Subcutaneous Tissue, Fibrosis        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cranium, Hyperostosis                |                               2                                          |             
      Femur, Hyperostosis                  |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                              +                           |             
      Inflammation, Chronic, Focal         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cerebrum, Hydrocephalus              |                                                                          |             
      Cerebrum, Infiltration Cellular,     |                                                                          |             
           Lymphocyte                      |                                                                          |             
      Choroid Plexus, Hyperplasia          |                                                                          |             
      Hypothalamus, Compression            |                1                                   2                     |             
      Pons, Compression                    |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                              +                           |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                              +                           |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 264                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM - cont                 |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Congestion                           |                                                                          |             
      Edema                                |                                                                          |             
      Foreign Body                         |                                                                          |             
      Infiltration Cellular, Lymphocyte    |                                                             1            |             
      Infiltration Cellular, Histiocyte    |                                                    1                     |             
      Inflammation, Acute                  |                                                                          |             
      Metaplasia, Focal, Osseous           |                                                                          |             
      Alveolar Epithelium, Hyperplasia,    |                                                                          |             
           Focal                           |                            3                                             |             
      Bronchus, Inflammation, Acute        |                                                                          |             
      Bronchus, Inflammation, Chronic      |                                                                          |             
      Interstitium, Inflammation, Acute    |                                                                          |             
      Interstitium, Inflammation, Chronic  |                1                                2                        |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Acute                  |             1                                                            |             
      Inflammation, Chronic                |                                                    1                     |             
      Inflammation, Chronic Active         |                         2           2           2     2     3        2  2|             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic                         |                               1                                          |             
      Nasolacrimal Duct, Inflammation,     |                                                                          |             
           Chronic Active                  |                                  2                                       |             
      Olfactory Epithelium, Cytoplasmic    |                                                                          |             
          Alteration                       | 2  1                 1  2                             1        1        1|             
      Respiratory Epithelium, Cytoplasmic  |                                                                          |             
          Alteration                       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Inflammation, Chronic                |                      1                                                   |             
      Glands, Cyst                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                               +                                          |             
      Iris, Synechia                       |                               3                                          |             
      Lens, Cataract                       |                               4                                          |             
      Retina, Atrophy                      |                               4                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Atrophy, Diffuse                     |                                                                          |             
      Atrophy, Focal                       |                                                                          |             
      Hyperplasia, Focal                   |             2                                2                           |             
      Infiltration Cellular, Lymphocyte    | 1           1        1  1     1  1     1  1        1           1         |             
      Inflammation, Acute                  |                                                                          |             
      Inflammation, Chronic                |                                                 1                        |             
      Bilateral, Atrophy, Focal            |                                                                   2      |             
      Bilateral, Infiltration Cellular,    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 265                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 _____________________________________________________________________________________________________________________              
                                           | 6| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 7| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 9| 7| 3| 3| 2| 7| 3| 3| 3| 3| 2| 3| 3| 3|             
                                           | 7| 7| 5| 7| 6| 6| 6| 6| 7| 8| 7| 8| 0| 6| 7| 0| 6| 6| 8| 6| 6| 6| 6| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    10 GAUSS                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7|             
       INTER                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
           Lymphocyte                      |    1     2     1  1                 1        1              1            |             
      Bilateral, Inflammation, Chronic     |                            1                          1                  |             
      Bilateral, Pigmentation              |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |       +                                                                  |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cyst                                 |          1                                                               |             
      Mineralization                       |       1     1              1  1           1                              |             
      Nephropathy                          |             3                                                            |             
      Bilateral, Mineralization            |          1     1  1     1              1     1              1  1        1|             
      Bilateral, Nephropathy               | 1  2  1  2     1  2  1  1  2  1  3     2  2  1     1  2  2  1  1  1  1  2|             
      Bilateral, Artery, Mineralization    |                                                                          |             
      Bilateral, Papilla, Necrosis         |                                                                          |             
      Bilateral, Pelvis, Inflammation,     |                                                                          |             
           Acute                           |                                                                          |             
      Bilateral, Renal Tubule, Pigmentation| 1              2  2              3        1  1           3     3  3      |             
      Pelvis, Inflammation, Acute          |                                                                          |             
      Renal Tubule, Hyperplasia, Focal     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemorrhage                           |                                                                          |             
      Infiltration Cellular, Lymphocyte    | 1                                                                        |             
      Transitional Epithelium, Hyperplasia |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page 266                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Edema                                |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  97        |
      Peyer's Patch, Hyperplasia, Lymphoid |                         2                                                |      1  2.0|
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Angiectasis, Focal                   |                                                                          |      1  2.0|
      Atrophy                              |                                                                          |      1  2.0|
      Basophilic Focus                     | 1        1                                   2  1  1           2  1      |     36  1.3|
      Clear Cell Focus                     | 2        2              1              1     2  2  3  1     1  1  2     1|     41  1.6|
      Degeneration, Cystic, Focal          |                                                                          |      5  1.2|
      Eosinophilic Focus                   |    1                                      1                    1        1|     17  1.6|
      Hematopoietic Cell Proliferation     |       2                                                                  |      2  1.5|
      Hepatodiaphragmatic Nodule           |                                           X                              |      1     |
      Infiltration Cellular, Lymphocyte    |                                                                          |      2  1.0|
      Infiltration Cellular, Mixed Cell    |       1                                         2     1     2            |     26  1.1|
      Inflammation, Chronic                |                                     1                                    |      3  1.0|
      Mixed Cell Focus                     |       2        1  4              2           1                           |     18  1.7|
      Necrosis                             |                                           4                              |      2  4.0|
      Pigmentation                         |                                                 1                        |      2  1.0|
      Bile Duct, Hyperplasia               | 2  2     2  3  1  3     1  1  4  2  2  1  2  3     2  2     2  2  2  2  2|     79  2.2|
      Centrilobular, Necrosis              |                                                                          |      1  3.0|
      Hepatocyte, Vacuolization Cytoplasmic|       3                    1        2                 2           1     2|     20  2.0|
                                            __________________________________________________________________________|____________|
   Mesentery                               |                +                    +  M     +                           |  16        |
      Accessory Spleen                     |                                                                          |      2     |
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
      Fat, Necrosis                        |                4                    3        2                           |     13  2.7|
                                            __________________________________________________________________________|____________|
   Oral Mucosa                             |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                                                          |      1  2.0|
      Infiltration Cellular, Lymphocyte    |                            1           1                                 |      3  1.0|
      Acinus, Atrophy, Diffuse             |                                                                3         |      1  3.0|
      Acinus, Atrophy, Focal               |    1     1     1  3  1  1                 1           1     2        3   |     41  1.6|
      Acinus, Basophilic Focus             |                                                                          |      1  1.0|
      Acinus, Hyperplasia, Focal           |                         3                                                |     18  2.8|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 267                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Artery, Inflammation, Chronic        |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Sublingual Gland, Atrophy            |                                                                          |      1  3.0|
      Submandibular Gland, Atrophy         |                                                       2                  |      1  2.0|
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Edema                                |                      1                                                   |      6  1.8|
      Inflammation, Acute                  |       2                                                                  |      1  2.0|
      Inflammation, Chronic                |                                                                          |      3  1.7|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Ulcer                                |       3                                                                  |      7  2.9|
      Epithelium, Hyperplasia              |       2                                                                  |      7  2.7|
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Erosion, Focal                       |                1                          1              2               |     11  1.7|
      Hyperplasia, Focal                   |                                                                          |      1  2.0|
      Inflammation, Acute                  |       1                                                                  |      1  1.0|
      Inflammation, Chronic                |                                                                          |      1  2.0|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Mineralization                       |                                                                          |      1  3.0|
      Glands, Cyst                         |                                                             1            |      2  1.0|
                                            __________________________________________________________________________|____________|
   Tooth                                   |                      +                                                   |   6        |
      Malformation                         |                      X                                                   |      5  2.0|
      Gingiva, Inflammation, Chronic Active|                                                                          |      1  3.0|
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cardiomyopathy                       | 2  2  2  1  2  1  2  2  1  1  2  1  1  1  2  1  2  2  2     2  2  3  2  2|     87  1.6|
      Pigmentation                         |                                     1                                    |      2  1.0|
      Artery, Mineralization               |                                                                          |      1  2.0|
      Atrium, Mineralization               |                                                    1                     |      1  1.0|
      Atrium, Thrombosis                   |                                                                          |      4  3.8|
      Pericardium, Inflammation, Chronic   |                                                                          |      1  4.0|
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Accessory Adrenal Cortical Nodule    |                                                                          |      3  2.0|
      Hematopoietic Cell Proliferation     |                                                                          |      6  1.0|
      Hyperplasia, Focal                   |                                                                          |      9  1.7|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 268                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Pigmentation                         |                                                                          |      1  1.0|
      Vacuolization Cytoplasmic, Focal     | 1           1                       1                    1  2            |     19  1.5|
      Bilateral, Angiectasis               |                                                                   1      |      2  1.5|
      Bilateral, Hematopoietic Cell        |                                                                          |            |
          Proliferation                    |                                              2                           |      3  1.3|
      Bilateral, Pigmentation              |                                           1                              |      1  1.0|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Diffuse                         |                2                                                         |      3  1.7|
      Bilateral, Vacuolization Cytoplasmic,|                                                                          |            |
           Focal                           |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +|  95        |
      Hyperplasia, Focal                   |                         1                                               2|     13  2.8|
      Bilateral, Hyperplasia, Focal        |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                2                                                         |      7  2.7|
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  M  +  +  M  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +|  89        |
                                            __________________________________________________________________________|____________|
   Pineal Gland                            | +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|  91        |
      Mineralization                       | 1  1     1        2     1     1  2           3        1  1  1  1  1     1|     57  1.2|
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  98        |
      Pars Distalis, Angiectasis, Focal    |                1                                                         |      2  1.5|
      Pars Distalis, Cyst                  |    1                    1                                                |      7  1.4|
      Pars Distalis, Hyperplasia, Focal    |                3              2  2              2  1           2     1   |     16  2.1|
      Pars Distalis, Hypertrophy, Focal    |                                                                          |      2  1.5|
      Pars Distalis, Vacuolization         |                                                                          |            |
          Cytoplasmic                      |                                                                          |      1  1.0|
      Pars Intermedia, Cyst                |                                                                          |      2  1.5|
      Rathke's Cleft, Cyst                 |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hemorrhage                           |                                                                          |      1  2.0|
      Ultimobranchial Cyst                 |             1                                                            |      3  1.0|
      C-Cell, Hyperplasia, Focal           | 2                                               2                        |     31  2.2|
      C-Cell, Hyperplasia                  |          1                                                               |      2  1.0|
      Follicle, Cyst                       |       1                                                                  |      3  1.0|
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   2        |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 269                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Inflammation, Chronic                |                                  1                                       |      2  1.5|
      Inflammation, Chronic Active         |                                                                          |      1  1.0|
      Bilateral, Epithelium, Degeneration, |                                                                          |            |
           Mucoid                          | 1  1     2  1  2     2  1     2  2           1  2  1        1  2     1  1|     54  1.4|
      Epithelium, Degeneration, Mucoid     |                   2                    1                          1      |     25  1.3|
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Hyperplasia, Focal                   |                            2                                             |      1  2.0|
      Inflammation, Chronic                |                   1     1  1        1                             1     1|     35  1.2|
      Inflammation, Chronic Active         |                      1                          2                        |      4  1.8|
      Bilateral, Inflammation, Chronic     | 1     1  1  2                 1  2           2           1  1  2     1   |     34  1.4|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                    1  2                  |     11  1.7|
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              | 3  1     1  2  3  2  2  1     2  1                 2        1  1     2   |     52  2.1|
      Cyst                                 |                                                                          |      1  1.0|
      Hypertrophy                          |                                                                          |      1  2.0|
      Infiltration Cellular, Lymphocyte    |                   1                                                      |      2  1.0|
      Inflammation, Acute                  |                1                    1                       2            |     14  1.6|
      Inflammation, Chronic                |    2                             1                                       |      7  1.4|
      Inflammation, Chronic Active         |       1                    2  2        3  1  1        3        2  2     2|     39  2.2|
      Bilateral, Inflammation, Chronic     |                                                                          |            |
          Active                           |                                                                          |      1  1.0|
      Epithelium, Hyperplasia, Focal       |                         1                                                |     12  1.8|
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy                              |       3  4  2              3           4        2     1                  |     30  2.7|
      Dilatation                           |                                                                          |      2  2.5|
      Inflammation, Chronic Active         |                                                                          |      1  2.0|
      Bilateral, Atrophy                   | 4  1           4  4  4  3     4  4           4     4        3  3     3   |     49  3.6|
      Bilateral, Dilatation                |                                                                          |      2  3.5|
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Mineralization                       |                                                                          |      1  2.0|
      Bilateral, Interstitial Cell,        |                                                                          |            |
          Hyperplasia, Focal               |                                                                          |      3  1.3|
      Bilateral, Germinal Epithelium,      |                                                                          |            |
          Atrophy                          |                                                                          |      4  4.0|
      Germinal Epithelium, Atrophy         |                                           1     2  4                     |      9  3.2|
      Interstitial Cell, Hyperplasia, Focal|                      1              2     3     1  1     2               |     21  1.8|
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 270                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Depletion Cellular                   |       1                             1                                    |      6  1.0|
      Hemorrhage                           |                                                                          |      1  2.0|
      Hyperplasia                          |                2           2              2                              |     12  1.9|
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   8        |
      Hyperplasia, Lymphoid                |                                                                          |      1  2.0|
      Mediastinal, Hemorrhage              |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                  2                 2                     |     11  1.8|
      Hemorrhage                           |          1                                                               |      1  1.0|
      Hyperplasia, Lymphoid                |       2  2           1                 1                                 |     14  1.4|
      Pigmentation                         |                                                                          |      2  2.0|
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Degeneration, Cystic                 |                                                                          |      1  2.0|
      Hemorrhage                           |                                                                          |      1  1.0|
      Hyperplasia, Lymphoid                |                                                    2                     |      3  1.7|
      Infiltration Cellular, Histiocyte    | 1  2  2  1  1  1  2  2  2  2  3  1  1  2  2  1  2     1  1  1  1  2  1  2|     80  1.6|
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Accessory Spleen                     |                                                          X               |      1     |
      Congestion                           |                                                                          |      1  2.0|
      Depletion Cellular, Focal            |                                                                          |      1  2.0|
      Fibrosis                             |                                                                          |      1  3.0|
      Hematopoietic Cell Proliferation     |       2        2                          2        1           1         |     16  1.6|
      Pigmentation                         |                         1  2        1                 2        1         |     19  1.5|
      Lymphoid Follicle, Atrophy           |                2                                                         |      3  2.3|
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  95        |
      Atrophy                              |       2        3     4     2              2              3               |     44  2.2|
      Cyst                                 |                                        2                                 |      2  1.5|
      Hyperplasia, Lymphoid                |                                                                2         |      1  2.0|
      Epithelial Cell, Hyperplasia         |                                              2                           |      2  2.0|
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  95        |
      Cyst                                 |       3                                   1                              |     14  1.4|
      Galactocele                          |             1                                         2                  |      5  2.4|
      Inflammation, Chronic                |                2                                                         |      1  2.0|
      Mineralization                       |                                                                          |      1  1.0|
      Pigmentation                         |                2              2        1                                 |      4  1.8|
      Epithelium, Hyperplasia              |                                                                          |      4  1.8|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 271                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst Epithelial Inclusion            |                      X                                                   |      3     |
      Inflammation, Acute                  |                2                                                         |      1  2.0|
      Lip, Hemorrhage                      |                                                                          |      1  2.0|
      Subcutaneous Tissue, Fibrosis        |                                                                          |      1  3.0|
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cranium, Hyperostosis                |                                                                          |      1  2.0|
      Femur, Hyperostosis                  |                                                                          |      1  2.0|
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |       +                                                                  |   7        |
      Inflammation, Chronic, Focal         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cerebrum, Hydrocephalus              |                                                                          |      1  2.0|
      Cerebrum, Infiltration Cellular,     |                                                                          |            |
           Lymphocyte                      |                                                                          |      1  1.0|
      Choroid Plexus, Hyperplasia          |                                                                          |      1  1.0|
      Hypothalamus, Compression            |       3                                                           1      |      8  2.1|
      Pons, Compression                    |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |       +                                                                  |   6        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |       +                                                                  |   6        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Congestion                           |                                        3                                 |      3  2.0|
      Edema                                |                                        1                                 |      1  1.0|
      Foreign Body                         |                            X                                             |      1     |
      Infiltration Cellular, Lymphocyte    |                                        1        1                        |      3  1.0|
      Infiltration Cellular, Histiocyte    |             1                                               1     1      |      5  1.0|
      Inflammation, Acute                  |                            3                                             |      1  3.0|
      Metaplasia, Focal, Osseous           |                                                                          |      1  1.0|
      Alveolar Epithelium, Hyperplasia,    |                                                                          |            |
           Focal                           |                                                                          |      4  2.8|
      Bronchus, Inflammation, Acute        |                                                                          |      1  1.0|
      Bronchus, Inflammation, Chronic      |                                                                          |      2  1.0|
      Interstitium, Inflammation, Acute    |                                     2                                    |      1  2.0|
      Interstitium, Inflammation, Chronic  |                                  1                                       |      3  1.3|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 272                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Acute                  |                            1                                             |      2  1.0|
      Inflammation, Chronic                |                                                                          |      3  1.0|
      Inflammation, Chronic Active         |    2                                   2           2  2  1  2            |     31  2.0|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic                         |          1                             2                                 |      4  1.5|
      Nasolacrimal Duct, Inflammation,     |                                                                          |            |
           Chronic Active                  |       3                                                                  |      4  2.3|
      Olfactory Epithelium, Cytoplasmic    |                                                                          |            |
          Alteration                       |                1        1                 1     1              1     1   |     29  1.1|
      Respiratory Epithelium, Cytoplasmic  |                                                                          |            |
          Alteration                       |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Inflammation, Chronic                |                         1     1                 1                       1|     12  1.1|
      Glands, Cyst                         |                                                                          |      1  2.0|
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   1        |
      Iris, Synechia                       |                                                                          |      1  3.0|
      Lens, Cataract                       |                                                                          |      1  4.0|
      Retina, Atrophy                      |                                                                          |      1  4.0|
                                            __________________________________________________________________________|____________|
   Harderian Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Atrophy, Diffuse                     |                            2                                             |      1  2.0|
      Atrophy, Focal                       |                                                                          |      1  2.0|
      Hyperplasia, Focal                   |                                                                          |      2  2.0|
      Infiltration Cellular, Lymphocyte    | 1  1        1     1        1     1  1     1        1        1  1         |     44  1.0|
      Inflammation, Acute                  |                2                                                         |      1  2.0|
      Inflammation, Chronic                |                                                                          |      1  1.0|
      Bilateral, Atrophy, Focal            |                                                                          |      1  2.0|
      Bilateral, Infiltration Cellular,    |                                                                          |            |
           Lymphocyte                      |                                                                         2|     16  1.2|
      Bilateral, Inflammation, Chronic     |                               2                                      2   |      5  1.6|
      Bilateral, Pigmentation              |                                                                          |      1  1.0|
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +| 100        |
      Cyst                                 |                                                                          |      1  1.0|
      Mineralization                       |    1                                                           1         |     16  1.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 273                                                               
NTP Experiment-Test: 89029-05                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: CHRONIC                                       MAGNETIC FIELDS (EMF)                                   Date: 01/27/98  
Route: MAGNETIC FIELDS                                                                                            Time: 23:53:00  
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 5| 7| 7| 5| 7| 5| 7| 5| 6| 7| 4| 5| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7|            |
                             DAY ON TEST   | 3| 3| 3| 3| 3| 7| 3| 5| 3| 7| 6| 3| 8| 5| 8| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3|            |
                                           | 7| 6| 5| 7| 8| 7| 6| 7| 7| 9| 6| 6| 9| 9| 8| 7| 6| 6| 6| 7| 7| 7| 8| 6| 6|      T (*) |
 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      O     |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|      T     |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|      A     |
    10 GAUSS                               | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|      L     |
       INTER                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Nephropathy                          |       3                                                                  |      2  3.0|
      Bilateral, Mineralization            |             1                    1        1                              |     25  1.1|
      Bilateral, Nephropathy               | 1  1     1  1  1  2  1  2     2  2  1  1     1  2  2  3  1  2  2  2  2  1|     87  1.5|
      Bilateral, Artery, Mineralization    |                                                                          |      1  3.0|
      Bilateral, Papilla, Necrosis         |                                                                          |      1  3.0|
      Bilateral, Pelvis, Inflammation,     |                                                                          |            |
           Acute                           |                                                                          |      1  2.0|
      Bilateral, Renal Tubule, Pigmentation|                2     4     1  2  1                 1     3     1  1      |     35  2.0|
      Pelvis, Inflammation, Acute          |                                                                          |      1  1.0|
      Renal Tubule, Hyperplasia, Focal     |                                                                          |      1  3.0|
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|  99        |
      Hemorrhage                           |                                                                          |      1  3.0|
      Infiltration Cellular, Lymphocyte    |                         1        1                 1                     |      7  1.0|
      Transitional Epithelium, Hyperplasia |                                                                          |      2  3.0|
 __________________________________________________________________________________________________________________________________ 
  * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade                         
  + : Tissue examined microscopically                M : Missing tissue                        1-4 : Lesion qualified as:           
  X : Lesion present but not qualified               A : Autolysis precludes examination               1) Minimal  3) Moderate      
  I : Insufficient tissue                        BLANK : Not examined                                  2) Mild     4) Marked        
                                                             Page 274                                                               
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                             ----------              END OF REPORT             ----------                                           
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