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https://ntp.niehs.nih.gov/go/18637

TDMS Study 93027-47 Pathology Tables

NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99
Route: DOSED FEED                                                                                                 Time: 09:48:44

                                                       13 WEEK SUBCHRONIC




       Facility:  Battelle Columbus Laboratory

       Chemical CAS #:  94-75-7

       Lock Date:  06/12/96

       Cage Range:  All

       Reasons For Removal:    All

       Removal Date Range:     All

       Treatment Groups:       Include All




































                                                              Page   1



NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    0 PPM                                  | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 2  2     2  2  2  2     3  1                                             |      8  2.0|

                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 2  2  2  2  2  2  2  2  2  1                                             |     10  1.9|
      Vacuolization Cytoplasmic, Focal     | 1                                                                        |      1  1.0|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 1  2     2  3     1  1     3                                             |      7  1.9|

                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 1  1        1     1        1                                             |      5  1.0|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Cardiomyopathy                       |                   1                                                      |      1  1.0|

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  I  M  M  M  +  M  +  +  +                                             |   5        |

                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  M  M  M  +  M  +  +  +  +                                             |   6        |

                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  M  M  +  +  +  +  +                                             |   8        |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +     +     +  +  +                                                |   7        |

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | M  +  M  +  +  +  +  M  M  M                                             |   5        |

                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              |          2     3           2                                             |      3  2.3|

 __________________________________________________________________________________________________________________________________ 

  * : 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    0 PPM                                  | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              |          3     3           3                                             |      3  3.0|

                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              |          3     3           3                                             |      3  3.0|

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  M  +  +  +  +  +  +  +  +                                             |   9        |

                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Mammary Gland                           | M  M  M  M  M  M  M  M  M  M                                             |            |

                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hemorrhage                           | 2                    2                                                   |      2  2.0|
      Inflammation, Chronic                |       1                                                                  |      1  1.0|

                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 2  1                 1     1                                             |      4  1.3|
      Nephropathy                          | 2  1        1                                                            |      3  1.3|

                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 3     1  1  3  3                                                         |      5  2.2|

 __________________________________________________________________________________________________________________________________ 

  * : 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    12 PPM                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 1  1  2  1  1  1  1  2  1  1                                             |     10  1.2|
      Necrosis, Focal                      |                      2                                                   |      1  2.0|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 1  1     2  1  1  2  1  2  2                                             |      9  1.4|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | M  M  +  M  M  M  +  M  M  M                                             |   2        |
      Inflammation                         |       1                                                                  |      1  1.0|

                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              |       3                 3                                                |      2  3.0|

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    12 PPM                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 1        1  1  1  1  1  1                                                |      7  1.0|
      Nephropathy                          | 1  1     1  1  1     1                                                   |      6  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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    100 PPM                                | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 2  2  2  2  1     1  2  2  1                                             |      9  1.7|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 2  1  2  1  1     1  1  1  1                                             |      9  1.2|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | M  +  M  +  M  M  M  M  M  M                                             |   2        |

                                            __________________________________________________________________________|____________|
   Testes                                  |    +  +  +  +  +  +  +  +  +                                             |   9        |
      Atrophy                              |                   4     3                                                |      2  3.5|

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +     +  +  +  +  +  +                                             |   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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    100 PPM                                | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Mineralization                       | 1  1  1     1     1  1                                                   |      6  1.0|
      Nephropathy                          | 1  1  1     1     1                                                      |      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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    500 PPM                                | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 2  1  1     1  1     1  2  1                                             |      8  1.3|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 2  2  4     1  1        1  1                                             |      7  1.7|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                      +                                                   |   1        |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | M  +  M  M  M  +  M  M  M  M                                             |   2        |

                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              | 3  3  3     3  1                                                         |      5  2.6|

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 __________________________________________________________________________________________________________________________________ 

  * : 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    500 PPM                                | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Mineralization                       |    1  2     1  1  1  1     1                                             |      7  1.1|
      Nephropathy                          |    1        1  1  1  1  1  1                                             |      7  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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    1000 PPM                               | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Liver                                   | +     +  +  +  +  +  +  +  +                                             |   9        |
      Infiltration Cellular, Mixed Cell    | 1     2  2  1  1  1  2  1  2                                             |      9  1.4|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 1     1  1  1  1     1     2                                             |      7  1.1|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Epididymis                              |    +              +                                                      |   2        |
      Atrophy                              |    2              3                                                      |      2  2.5|

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | M  +  +  M  +  +  M  M  M  M                                             |   4        |

                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              |    3     1        4                                                      |      3  2.7|

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    1000 PPM                               | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 1  1  2     2  1  1  1  1                                                |      8  1.3|
      Nephropathy                          | 1     2     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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    5000 PPM                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 1  2     1  1  3  2  3     3                                             |      8  2.0|

                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Infiltration Cellular, Mixed Cell    | 2  2  1  2  2  2  2  2  1  2                                             |     10  1.8|

                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Inflammation, Chronic                | 2  1     1  1  3  3  2  1  1                                             |      9  1.7|

                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       |    1  1  1  1     1  1     1                                             |      7  1.0|

 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  M  +  +  M  +  M  +  +                                             |   7        |

                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  M  M  M  +  M  M  +  M  M                                             |   3        |

                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Atrophy                              | 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        
NTP Experiment-Test: 93027-47                  NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL                         Report: PEIRPT09
Study Type: SUBCHRON 90-DAY                PEROXISOME PROJECT (2,4-DICHLOROPHENOXYACETIC ACID)                    Date: 07/08/99  
Route: DOSED FEED                                                                                                 Time: 09:48:44  
                                                                                                                                    

 __________________________________________________________________________________________________________________________________ 
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |            |
                             DAY ON TEST   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|                                            |            |
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T (*) |

 _____________________________________________________________________________________________________________________|            |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |      O     |
   SYRIAN HAMSTERS MALE                    | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |      T     |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|                                            |      A     |
    5000 PPM                               | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |      L     |
                                           | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |            |

 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  M  +  +                                             |   9        |

                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Mammary Gland                           | M  M  M  M  M  M  M  M  M  M                                             |            |

                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hemorrhage                           |                      2                                                   |      1  2.0|
      Inflammation, Chronic                |             1                                                            |      1  1.0|

                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |

                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |

 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |

 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |

                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Mineralization                       | 1  1  1  2     1     1  1  1                                             |      8  1.1|
      Nephropathy                          |    1  2  3  1  1     1  2  1                                             |      8  1.5|

                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  M  +  +  +  +  +  +  +                                             |   9        |
      Mineralization                       |          2  4  2  4        3                                             |      5  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        
                             ------------------------------------------------------------                                           
                             ----------              END OF REPORT             ----------                                           
                             ------------------------------------------------------------