https://ntp.niehs.nih.gov/go/2701

TR 383 Rat Pathology Tables

NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97
Route: DOSED FEED                                                                                                 Time: 18:19:32
                                                  Full 15 Month Stop Exposure
       Facility:  TSI Mason Research
       Chemical CAS #:  81-49-2
       Lock Date:  03/25/92
       Cage Range:  All
       Reasons For Removal:    All
       Removal Date Range:     All
       Treatment Groups:       Exclude 001    UNTREATED 71 UM
                               Exclude 002    0.2%     71LM
                               Exclude 003    0.5%    71MLM
                               Exclude 004    1.0%    71MHM
                               Exclude 006    SENTINELMALE
                               Exclude 007    UNTREATED 71UF
                               Exclude 008    0.2%    71LF
                               Exclude 009    0.5%    71MLF
                               Exclude 010    1.0%    71MHF
                               Exclude 012    SENTINEL FEMALE
Note:  Animals arranged according to CID number
                                                              Page   1
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 _____________________________________________________________________________________________________________________              
                                           | 4| 4| 4| 2| 2| 4| 4| 0| 4| 3| 4| 4| 2| 2| 2| 4| 3| 2| 2| 2| 4| 4| 4| 4| 2|             
                             DAY ON TEST   | 6| 6| 2| 8| 7| 6| 6| 6| 6| 0| 6| 6| 9| 9| 7| 4| 1| 7| 7| 7| 6| 6| 6| 2| 7|             
                                           | 4| 2| 6| 1| 9| 4| 2| 5| 2| 6| 4| 4| 9| 4| 9| 1| 3| 9| 9| 9| 4| 4| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2.0%                                   | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
    71HF                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +     +  +  +  M  +  +  +  +     +  +  +  +  +  +  +  +|             
      Polyp Adenomatous                    |       X                    X                                             |             
      Polyp Adenomatous, Multiple          |                         X                                                |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +     +  A  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |    X              X     X                                   X  X  X      |             
      Hepatocellular Carcinoma, Multiple   | X     X        X              X  X           X                       X   |             
      Hepatocellular Adenoma               |                   X     X                          X        X            |             
      Hepatocellular Adenoma, Multiple     | X  X           X           X  X  X                             X         |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                  +                                       |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |       +                    +        +  +     +                       +   |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +     +  +  +  +  +  M  +  M     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +  +  +  M  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Polyp Stromal                        |                X                                                         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |       +  M  M                    +  +     +        +  M  M              +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page   2                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 _____________________________________________________________________________________________________________________              
                                           | 4| 4| 4| 2| 2| 4| 4| 0| 4| 3| 4| 4| 2| 2| 2| 4| 3| 2| 2| 2| 4| 4| 4| 4| 2|             
                             DAY ON TEST   | 6| 6| 2| 8| 7| 6| 6| 6| 6| 0| 6| 6| 9| 9| 7| 4| 1| 7| 7| 7| 6| 6| 6| 2| 7|             
                                           | 4| 2| 6| 1| 9| 4| 2| 5| 2| 6| 4| 4| 9| 4| 9| 1| 3| 9| 9| 9| 4| 4| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    2.0%                                   | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
    71HF                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  M     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  M  +  M     +  +  +  +  +  +  +  M     +  +  +  +  +  I  M  +|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  M  M  +  +     M  +  M  +  +  +  +  +     +  M  +  +  +  M  +  +|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                              X                           |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |          M  M                       +     M        M  M  M              +|             
                                            __________________________________________________________________________|             
   Harderian Gland                         |          M  M                             M        M  M  M              +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                    X                     |             
      Renal Tubule, Adenoma                |                                                                X         |             
      Renal Tubule, Adenoma, Multiple      |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
      Carcinoma                            |                   X     X        X                             X         |             
      Papilloma                            |                               X                                          |             
      Transitional Epithelium, Carcinoma   |                                     X                                    |             
      Transitional Epithelium, Papilloma   |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page   3                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 2| 2| 2|                                                           |            |
                             DAY ON TEST   | 6| 6| 8| 7| 7|                                                           |            |
                                           | 2| 1| 1| 9| 9|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1|                                                           |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2|                                                           |     A      |
    2.0%                                   | 4| 4| 4| 4| 4|                                                           |     L      |
    71HF                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +                                                            |  27        |
      Polyp Adenomatous                    |                                                                          |          2 |
      Polyp Adenomatous, Multiple          |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +                                                            |  28        |
      Hepatocellular Carcinoma             | X           X                                                            |          8 |
      Hepatocellular Carcinoma, Multiple   |    X                                                                     |          8 |
      Hepatocellular Adenoma               |          X                                                               |          5 |
      Hepatocellular Adenoma, Multiple     |                                                                          |          7 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  M  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  M  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |    +                                                                     |   7        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  M  +  +  +                                                            |  25        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +                                                            |  28        |
      Pars Distalis, Adenoma               |    X  X                                                                  |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +                                                            |  28        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   4                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 2| 2| 2|                                                           |            |
                             DAY ON TEST   | 6| 6| 8| 7| 7|                                                           |            |
                                           | 2| 1| 1| 9| 9|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1|                                                           |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2|                                                           |     A      |
    2.0%                                   | 4| 4| 4| 4| 4|                                                           |     L      |
    71HF                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Polyp Stromal                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +     M  +  +                                                            |   9        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  M  +  +  +                                                            |  22        |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | M  +  +  M  M                                                            |  19        |
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +                                                            |  28        |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +                                                            |  28        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |       M  M  M                                                            |   2        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |       M  M  M                                                            |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +                                                            |  28        |
      Adenoma                              |                                                                          |          1 |
      Renal Tubule, Adenoma                |                                                                          |          1 |
      Renal Tubule, Adenoma, Multiple      | X                                                                        |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +                                                            |  28        |
      Carcinoma                            |                                                                          |          4 |
      Papilloma                            |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   5                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 2| 2| 2|                                                           |            |
                             DAY ON TEST   | 6| 6| 8| 7| 7|                                                           |            |
                                           | 2| 1| 1| 9| 9|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1|                                                           |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2|                                                           |     A      |
    2.0%                                   | 4| 4| 4| 4| 4|                                                           |     L      |
    71HF                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
      Transitional Epithelium, Papilloma   |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +  +                                                            |  28        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   6                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 5|                                            |            |
                                           | 4| 4| 4| 4| 2| 4| 4| 2| 2| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     A      |
    2.0%                                   | 1| 1| 1| 1| 1| 5| 5| 5| 5| 5|                                            |     L      |
    FEMALE                                 | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Polyp Adenomatous                    |          X     X  X  X  X                                                |          5 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hepatocellular Carcinoma             |             X     X     X                                                |          3 |
      Hepatocellular Carcinoma, Multiple   | X  X                 X                                                   |          3 |
      Hepatocellular Adenoma               | X           X  X     X     X                                             |          5 |
      Hepatocellular Adenoma, Multiple     |                   X                                                      |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            |                +                                                         |   1        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                            +                                             |   1        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Pars Distalis, Adenoma               |    X                       X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Adenoma                              |          X                                                               |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   7                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 5|                                            |            |
                                           | 4| 4| 4| 4| 2| 4| 4| 2| 2| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     A      |
    2.0%                                   | 1| 1| 1| 1| 1| 5| 5| 5| 5| 5|                                            |     L      |
    FEMALE                                 | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Polyp Stromal                        |          X                                                               |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +                                                                        |   1        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  M  +  +  +  +  +                                             |   9        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | M  +  +  +  +  +  +  +  +  +                                             |   9        |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +  +  M  +  +  +  M  +  M  +                                             |   7        |
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |             X                                                            |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Renal Tubule, Adenoma                |    X              X     X                                                |          3 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Carcinoma                            |                      X                                                   |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   8                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 _____________________________________________________________________________________________________________________              
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2|             
                             DAY ON TEST   | 5| 5| 2| 5| 5| 5| 5| 5| 7| 7| 5| 5| 5| 7| 7| 5| 5| 2| 7| 7| 5| 5| 0| 7| 7|             
                                           | 6| 7| 7| 6| 8| 7| 7| 7| 4| 5| 8| 6| 6| 5| 4| 7| 6| 3| 4| 4| 8| 6| 0| 4| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    2.0%                                   | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
    71HM                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Polyp Adenomatous                    |                                                                         X|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenocarcinoma                       |       X     X                                                            |             
      Polyp Adenomatous                    |          X     X  X                             X           X            |             
      Polyp Adenomatous, Multiple          |                                                                X         |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |             X              X     X  X  X     X                 X         |             
      Hepatocellular Carcinoma, Multiple   |    X  X  X     X  X  X        X                 X  X        X     X      |             
      Hepatocellular Adenoma               |                                           X        X  X        X         |             
      Hepatocellular Adenoma, Multiple     | X                                            X              X            |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                   +      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Squamous Cell Papilloma              |                      X                                                   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |       +                                            +              +      |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |    X                                                                     |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                            X                                             |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mesothelioma Malignant               |                                                                   X      |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Carcinoma                            |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   9                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 _____________________________________________________________________________________________________________________              
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2|             
                             DAY ON TEST   | 5| 5| 2| 5| 5| 5| 5| 5| 7| 7| 5| 5| 5| 7| 7| 5| 5| 2| 7| 7| 5| 5| 0| 7| 7|             
                                           | 6| 7| 7| 6| 8| 7| 7| 7| 4| 5| 8| 6| 6| 5| 4| 7| 6| 3| 4| 4| 8| 6| 0| 4| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    2.0%                                   | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
    71HM                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mesothelioma Malignant               |                                                                   X      |             
      Interstitial Cell, Adenoma           |                X                                               X         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |       +     +           M  M     +     M  M           M  +           M  +|             
      Mediastinal, Hepatocellular          |                                                                          |             
          Carcinoma, Metastatic, Liver     |       X                                                                  |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  M  +  +  M  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  M  +  M  +  +  +  M  M  M  M  +  M  +  +  M  +  M  +  +  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                                                       X                  |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |       X        X     X        X                    X              X      |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                         M  M           M  M     +     M  M           M  M|             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                         M  M           M  M           M  M           M  M|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                    X                     |             
      Renal Tubule, Adenoma                |                   X  X                                                   |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  10                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 _____________________________________________________________________________________________________________________              
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2| 4| 4| 4| 2| 2|             
                             DAY ON TEST   | 5| 5| 2| 5| 5| 5| 5| 5| 7| 7| 5| 5| 5| 7| 7| 5| 5| 2| 7| 7| 5| 5| 0| 7| 7|             
                                           | 6| 7| 7| 6| 8| 7| 7| 7| 4| 5| 8| 6| 6| 5| 4| 7| 6| 3| 4| 4| 8| 6| 0| 4| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    2.0%                                   | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
    71HM                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Papilloma                            |                               X                          X               |             
      Squamous Cell Carcinoma              |                                              X                           |             
      Transitional Epithelium, Carcinoma   |                                                             X            |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Mesothelioma Malignant               |                                                                   X      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  11                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 2| 2|                                                           |            |
                             DAY ON TEST   | 5| 5| 5| 7| 7|                                                           |            |
                                           | 7| 8| 7| 5| 3|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0|                                                           |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6|                                                           |     A      |
    2.0%                                   | 0| 0| 0| 0| 0|                                                           |     L      |
    71HM                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +                                                            |  30        |
      Polyp Adenomatous                    |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +                                                            |  30        |
      Adenocarcinoma                       |                                                                          |          2 |
      Polyp Adenomatous                    |    X                                                                     |          6 |
      Polyp Adenomatous, Multiple          |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +                                                            |  28        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +                                                            |  29        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +                                                            |  29        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +                                                            |  29        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +                                                            |  30        |
      Hepatocellular Carcinoma             |       X                                                                  |          8 |
      Hepatocellular Carcinoma, Multiple   | X  X                                                                     |         13 |
      Hepatocellular Adenoma               |       X                                                                  |          5 |
      Hepatocellular Adenoma, Multiple     | X  X                                                                     |          5 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +                                                            |  29        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +                                                            |  30        |
      Squamous Cell Papilloma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +                                                            |  30        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +                                                            |  30        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |   3        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | M  +  +  +  +                                                            |  29        |
      Pars Distalis, Adenoma               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +                                                            |  30        |
      Follicular Cell, Adenoma             |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  12                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 2| 2|                                                           |            |
                             DAY ON TEST   | 5| 5| 5| 7| 7|                                                           |            |
                                           | 7| 8| 7| 5| 3|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0|                                                           |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6|                                                           |     A      |
    2.0%                                   | 0| 0| 0| 0| 0|                                                           |     L      |
    71HM                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +                                                            |  30        |
      Mesothelioma Malignant               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +                                                            |  29        |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +                                                            |  30        |
      Mesothelioma Malignant               |                                                                          |          1 |
      Interstitial Cell, Adenoma           |    X                                                                     |          3 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |          M  +                                                            |   6        |
      Mediastinal, Hepatocellular          |                                                                          |            |
          Carcinoma, Metastatic, Liver     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +  +                                                            |  27        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Thymus                                  | M  +  +  +  +                                                            |  26        |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | M  M  M  +  M                                                            |  15        |
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  M  +  +                                                            |  29        |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +                                                            |  30        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +                                                            |  30        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +                                                            |  30        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          1 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |    X                                                                     |          7 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +                                                            |  30        |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +                                                            |  30        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  13                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 2| 2|                                                           |            |
                             DAY ON TEST   | 5| 5| 5| 7| 7|                                                           |            |
                                           | 7| 8| 7| 5| 3|                                                           |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0|                                                           |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0|                                                           |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6|                                                           |     A      |
    2.0%                                   | 0| 0| 0| 0| 0|                                                           |     L      |
    71HM                                   | 1| 2| 3| 4| 5|                                                           |            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |          M  M                                                            |   1        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |          M  M                                                            |            |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +                                                            |  30        |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Renal Tubule, Adenoma                |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  M  +                                                            |  28        |
      Papilloma                            | X     X                                                                  |          4 |
      Squamous Cell Carcinoma              |                                                                          |          1 |
      Transitional Epithelium, Carcinoma   |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +  +                                                            |  30        |
      Mesothelioma Malignant               |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  14                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 4| 5| 5| 5| 4| 1|                                            |            |
                                           | 8| 8| 6| 8| 7| 6| 8| 8| 2| 4|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |     A      |
    2.0%                                   | 4| 4| 4| 4| 4| 7| 7| 7| 7| 7|                                            |     L      |
    MALE                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Polyp Adenomatous                    |                X           X                                             |          2 |
      Polyp Adenomatous, Multiple          |                      X                                                   |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  M  +                                             |   9        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hepatocellular Carcinoma             | X  X           X  X                                                      |          4 |
      Hepatocellular Carcinoma, Multiple   |       X     X           X                                                |          3 |
      Hepatocellular Adenoma               | X  X  X           X  X  X  X                                             |          7 |
      Hepatocholangiocarcinoma             |                            X                                             |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                         +                                                |   1        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                            X                                             |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |             +           +  +                                             |   3        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  15                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 4| 5| 5| 5| 4| 1|                                            |            |
                                           | 8| 8| 6| 8| 7| 6| 8| 8| 2| 4|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |     A      |
    2.0%                                   | 4| 4| 4| 4| 4| 7| 7| 7| 7| 7|                                            |     L      |
    MALE                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Bilateral, Interstitial Cell, Adenoma|             X                                                            |          1 |
      Interstitial Cell, Adenoma           | X        X           X                                                   |          3 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |       +                 +                                                |   2        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | M  +  +  +  +  +  +  +  M  +                                             |   8        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  M                                             |   9        |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Thymus                                  | +  +  M  +  +  +  +  +  +  +                                             |   9        |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | M  M  +  +  +  M  +  +  +  +                                             |   7        |
                                            __________________________________________________________________________|____________|
   Skin                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |    X  X     X     X     X                                                |          5 |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                            X                                             |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +  +  +  +  +  +  +                                             |  10        |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +                                             |  10        |
      Renal Tubule, Adenoma                |    X              X  X                                                   |          3 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  16                                                               
NTP Experiment-Test: 05061-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                  1-AMINO-2,4-DIBROMOANTHRAQUINONE                             Date: 04/21/97  
Route: DOSED FEED                                                                                                 Time: 18:19:32  
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 4| 5| 5| 5| 4| 1|                                            |            |
                                           | 8| 8| 6| 8| 7| 6| 8| 8| 2| 4|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |     A      |
    2.0%                                   | 4| 4| 4| 4| 4| 7| 7| 7| 7| 7|                                            |     L      |
    MALE                                   | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|                                            |            |
 __________________________________________________________________________________________________________________________________ 
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +                                             |  10        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  17                                                               
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