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TDMS Study 05130-02 Pathology Tables

NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97
Route: DOSED FEED                                                                                                 Time: 12:13:26




       Facility:  Microbiological Associates

       Chemical CAS #:  10401-500

       Lock Date:  10/29/91

       Cage Range:  All

       Reasons For Removal:    All

       Removal Date Range:     All

       Treatment Groups:       Include All




































Note:  Animals arranged according to CID number

                                                              Page   1

NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 0| 7| 7| 1| 7| 7| 7| 7| 3| 7|             
                             DAY ON TEST   | 1| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 8| 4| 8| 4| 4| 8| 4| 4| 4| 2| 6| 4|             
                                           | 8| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 8| 4| 4| 4| 4| 4| 4| 8| 8| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |                                                                          |             
      Hemangiosarcoma                      |                                        X                                 |             
      Hepatocellular Carcinoma             |    X                                                                    X|             
      Hepatocellular Adenoma               |                X                                                         |             
      Hepatocellular Adenoma, Multiple     |                                                    X                     |             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Mixed             |                                                 X                        |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Sarcoma Stromal, Metastatic, Uterus  |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |       +  +                                                               |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  +  M  +  M  +  +  M  M  M  M  +  +  M  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |    X        X                                                            |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   2                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 0| 7| 7| 1| 7| 7| 7| 7| 3| 7|             
                             DAY ON TEST   | 1| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 8| 4| 8| 4| 4| 8| 4| 4| 4| 2| 6| 4|             
                                           | 8| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 8| 4| 4| 4| 4| 4| 4| 8| 8| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |                                                          +               |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cystadenoma                          |                                                                          |             
      Lymphoma Malignant Lymphocytic       |       X                                                                  |             
      Teratoma Benign                      |                                                       X                  |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Leiomyoma                            |                                  X                                       |             
      Sarcoma Stromal                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
                                            __________________________________________________________________________|             
   Lymph Node                              |    +                 +        +  +              +                 +      |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Iliac, Sarcoma Stromal, Metastatic,  |                                                                          |             
           Uterus                          |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Pancreatic, Lymphoma Malignant Mixed |                                                 X                        |             
      Renal, Lymphoma Malignant Lymphocytic|                               X  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  +  +|             
      Lymphoma Malignant Lymphocytic       |                               X  X                                       |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |                               X                                          |             
      Lymphoma Malignant Mixed             |                                                 X                        |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |                               X                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                    X                     |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   3                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 0| 7| 7| 1| 7| 7| 7| 7| 3| 7|             
                             DAY ON TEST   | 1| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 8| 4| 8| 4| 4| 8| 4| 4| 4| 2| 6| 4|             
                                           | 8| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 8| 4| 4| 4| 4| 4| 4| 8| 8| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                            X                             X  X           X|             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Sarcoma Stromal, Metastatic, Uterus  |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                      +   |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                         +|             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                         +|             
      Adenoma                              |                                                                         X|             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  +  +  +  +  +  +  M  +  +  M  +     +  M     M  +  +  +     +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |       X                       X  X                                       |             
      Lymphoma Malignant Mixed             |                                                 X                        |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   4                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 6| 7| 0| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 8| 4| 4| 4| 4| 1| 4| 4| 4| 0| 4| 4| 4| 4| 4| 2| 4| 1| 4| 4| 4|             
                                           | 4| 4| 4| 4| 8| 4| 3| 4| 4| 7| 4| 4| 4| 1| 4| 4| 4| 4| 4| 7| 4| 3| 4| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +     M  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                      X   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |                                                          X               |             
      Hemangiosarcoma                      |                                                                          |             
      Hepatocellular Carcinoma             |                      X  X                          X                     |             
      Hepatocellular Adenoma               |    X                 X  X              X              X                  |             
      Hepatocellular Adenoma, Multiple     |                                                                          |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                  X                                       |             
      Sarcoma Stromal, Metastatic, Uterus  |             X                                                            |             
                                            __________________________________________________________________________|             
   Mesentery                               |       +  +                                         +  +                  |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  M  +  +     +  M  +  +  +  M  +  +  +  M  +  M  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                  +                                       |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   5                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 6| 7| 0| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 8| 4| 4| 4| 4| 1| 4| 4| 4| 0| 4| 4| 4| 4| 4| 2| 4| 1| 4| 4| 4|             
                                           | 4| 4| 4| 4| 8| 4| 3| 4| 4| 7| 4| 4| 4| 1| 4| 4| 4| 4| 4| 7| 4| 3| 4| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  M  +  +  +|             
      Cystadenoma                          |       X                 X                                                |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Teratoma Benign                      |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Leiomyoma                            |                                                                          |             
      Sarcoma Stromal                      |             X                                                            |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |             +           +                       +                        |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Iliac, Sarcoma Stromal, Metastatic,  |                                                                          |             
           Uterus                          |             X                                                            |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                      X   |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  M  +     +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   6                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 6| 7| 0| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 8| 4| 4| 4| 4| 1| 4| 4| 4| 0| 4| 4| 4| 4| 4| 2| 4| 1| 4| 4| 4|             
                                           | 4| 4| 4| 4| 8| 4| 3| 4| 4| 7| 4| 4| 4| 1| 4| 4| 4| 4| 4| 7| 4| 3| 4| 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|             
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                               X                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                      X                                                   |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                  X                                       |             
      Sarcoma Stromal, Metastatic, Uterus  |             X                                                            |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                            +                                             |             
                                            __________________________________________________________________________|             
   Eye                                     |          +                                                               |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |          +                          +                                    |             
      Adenoma                              |          X                          X                                    |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  M  +     +  +  M  M  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                  X                                       |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +     +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                      X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   7                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    FEMALE                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  47        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  49        |
      Hemangioma                           |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |          5 |
      Hepatocellular Adenoma               |                                                                          |          6 |
      Hepatocellular Adenoma, Multiple     |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Sarcoma Stromal, Metastatic, Uterus  |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   6        |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  33        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  48        |
      Pars Distalis, Adenoma               |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY 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   8                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    FEMALE                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENERAL BODY SYSTEM - cont                |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   1        |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Ovary                                   |                                                                          |  47        |
      Cystadenoma                          |                                                                          |          2 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Teratoma Benign                      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Uterus                                  |                                                                          |  49        |
      Leiomyoma                            |                                                                          |          1 |
      Sarcoma Stromal                      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   9        |
      Deep Cervical, Lymphoma Malignant    |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Iliac, Sarcoma Stromal, Metastatic,  |                                                                          |            |
           Uterus                          |                                                                          |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |          1 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  48        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          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   9                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    FEMALE                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  46        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |  49        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  49        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          5 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Sarcoma Stromal, Metastatic, Uterus  |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   3        |
      Adenoma                              |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  38        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          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  10                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|                                            |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    FEMALE                                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  48        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          4 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          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  11                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 4| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 9| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 5| 4|             
                                           | 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      | X                    X                                                   |             
      Hemangiosarcoma, Metastatic, Skin    |                                                                          |             
      Hepatocellular Carcinoma             |                                                    X                    X|             
      Hepatocellular Adenoma               |                X              X                                         X|             
      Hepatocellular Adenoma, Multiple     |                      X     X                                   X         |             
      Hepatocholangiocarcinoma             |                                                       X                  |             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Osteosarcoma, Metastatic, Bone       |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                       +           +  +   |             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                            X                                             |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  12                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 4| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 9| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 5| 4|             
                                           | 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Pheochromocytoma Benign              |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  +  +  +  +  M  +  +  +  M  +  M  +  +  +  +  +  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                   X                    X           X                     |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                                                                          |             
      Follicular Cell, Carcinoma           |                                                                      X   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                            +                                         +   |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                            X                                             |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cystadenoma                          |                      X                                                   |             
      Granulosa Cell Tumor Benign          |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma, Metastatic, Bone    |                                                                          |             
          Marrow                           |                                                                          |             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Sarcoma Stromal                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Vertebral, Hemangiosarcoma           |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                            +        +                 +                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  13                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 4| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 9| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 5| 4|             
                                           | 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Axillary, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                            X                                             |             
      Bronchial, Hepatocellular Carcinoma, |                                                                          |             
           Metastatic, Liver               |                                                                          |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                     X                                    |             
      Bronchial, Osteosarcoma, Metastatic, |                                                                          |             
           Bone                            |                                                                          |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                            X                                             |             
      Inguinal, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                            X                                             |             
      Lumbar, Hepatocholangiocarcinoma,    |                                                                          |             
           Metastatic, Liver               |                                                       X                  |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                            X                                             |             
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |             
      Mediastinal,                         |                                                                          |             
          Hepatocholangiocarcinoma,        |                                                                          |             
          Metastatic, Liver                |                                                       X                  |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                            X        X                                    |             
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |             
      Renal, Hepatocholangiocarcinoma,     |                                                                          |             
           Metastatic, Liver               |                                                       X                  |             
      Renal, Lymphoma Malignant Lymphocytic|                                     X                                    |             
      Renal, Lymphoma Malignant Mixed      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  M  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                            X                                             |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                                                                          |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  14                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 4| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 9| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 5| 4|             
                                           | 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangiosarcoma |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Dorsal, Osteosarcoma                 |                                                                          |             
      Vertebra, Hemangiosarcoma, Extension |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                       +                  |             
      Back, Hemangiosarcoma, Extension     |                                                                          |             
      Diaphragm, Hepatocholangiocarcinoma, |                                                                          |             
           Metastatic, Liver               |                                                       X                  |             
      Diaphragm, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                         +                                                |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                      X                                                   |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                        X  X                              |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                       X                  |             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Osteosarcoma, Metastatic, Bone       |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                          +               |             
                                            __________________________________________________________________________|             
   Eye                                     | +                                                                        |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  I  +  +  M  +  +  +  +  M  M  +  M  M  +  +  +  +  +  +  +  +  +  M  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  15                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 5| 7|             
                             DAY ON TEST   | 4| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 9| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 5| 4|             
                                           | 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                            X                                             |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Bilateral, Osteosarcoma, Metastatic, |                                                                          |             
           Bone                            |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                      X   |             
      Lymphoma Malignant Histiocytic       |                                              X                           |             
      Lymphoma Malignant Lymphocytic       |                            X        X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  16                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 2| 4| 4| 4| 4| 4| 4| 4| 4| 3| 7| 4| 4| 4| 4| 4| 9| 4| 4|             
                                           | 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 8| 9| 9| 3| 3| 8| 3| 3| 3| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                          X               |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       | X                                                     X                  |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                            X                                             |             
      Hemangiosarcoma, Metastatic, Skin    |             X                                                            |             
      Hepatocellular Carcinoma             |          X                 X              X                              |             
      Hepatocellular Adenoma               |       X        X           X           X           X                     |             
      Hepatocellular Adenoma, Multiple     |                                                                      X   |             
      Hepatocholangiocarcinoma             |                                                                          |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X        X  X               |             
      Lymphoma Malignant Mixed             |          X                                                               |             
      Osteosarcoma, Metastatic, Bone       |                                                 X                        |             
                                            __________________________________________________________________________|             
   Mesentery                               |                            +                 +                           |             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                             X            |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  17                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 2| 4| 4| 4| 4| 4| 4| 4| 4| 3| 7| 4| 4| 4| 4| 4| 9| 4| 4|             
                                           | 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 8| 9| 9| 3| 3| 8| 3| 3| 3| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM - cont                  |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                          X               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pheochromocytoma Benign              |                                        X                                 |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  +  +  M  +  M  M  M  M  +  M  +  +  +  +  M  +  M  M  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                         X                             X        X         |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                         X                                                |             
      Follicular Cell, Carcinoma           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Cystadenoma                          |                                                                          |             
      Granulosa Cell Tumor Benign          | X                                                                        |             
      Lymphoma Malignant Lymphocytic       |                                              X           X               |             
      Lymphoma Malignant Mixed             |          X                                                  X            |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma, Metastatic, Bone    |                                                                          |             
          Marrow                           |                   X                                                      |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
      Sarcoma Stromal                      |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
      Lymphoma Malignant Mixed             |                                                             X            |             
      Vertebral, Hemangiosarcoma           |                   X                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node                              |       +  +                                +     +     +  +  +            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  18                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 2| 4| 4| 4| 4| 4| 4| 4| 4| 3| 7| 4| 4| 4| 4| 4| 9| 4| 4|             
                                           | 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 8| 9| 9| 3| 3| 8| 3| 3| 3| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Axillary, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Bronchial, Hepatocellular Carcinoma, |                                                                          |             
           Metastatic, Liver               |                                           X                              |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                                          X               |             
      Bronchial, Osteosarcoma, Metastatic, |                                                                          |             
           Bone                            |                                                 X                        |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Inguinal, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Hepatocholangiocarcinoma,    |                                                                          |             
           Metastatic, Liver               |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Lymphoma Malignant Mixed     |                                                             X            |             
      Mediastinal,                         |                                                                          |             
          Hepatocholangiocarcinoma,        |                                                                          |             
          Metastatic, Liver                |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                          X               |             
      Mediastinal, Lymphoma Malignant Mixed|                                                             X            |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                       X                  |             
      Pancreatic, Lymphoma Malignant Mixed |          X                                                  X            |             
      Renal, Hepatocholangiocarcinoma,     |                                                                          |             
           Metastatic, Liver               |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
      Renal, Lymphoma Malignant Mixed      |          X                                                  X            |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                          X               |             
      Lymphoma Malignant Mixed             |                                                             X            |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X        X                  |             
      Lymphoma Malignant Mixed             |          X                                                  X            |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                                                                   X      |             
      Lymphoma Malignant Histiocytic       |                               X                                          |             
      Lymphoma Malignant Lymphocytic       |                                                       X  X               |             
      Lymphoma Malignant Mixed             |          X                                                  X            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  19                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 2| 4| 4| 4| 4| 4| 4| 4| 4| 3| 7| 4| 4| 4| 4| 4| 9| 4| 4|             
                                           | 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 8| 9| 9| 3| 3| 8| 3| 3| 3| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                       X   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangiosarcoma |             X                                                     X      |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Dorsal, Osteosarcoma                 |                                                 X                        |             
      Vertebra, Hemangiosarcoma, Extension |                   X                                                      |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                   +                          +                           |             
      Back, Hemangiosarcoma, Extension     |                   X                                                      |             
      Diaphragm, Hepatocholangiocarcinoma, |                                                                          |             
           Metastatic, Liver               |                                                                          |             
      Diaphragm, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                            X  X                                X     X   |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                           X                              |             
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X           X               |             
      Lymphoma Malignant Mixed             |                                                             X            |             
      Osteosarcoma, Metastatic, Bone       |                                                 X                        |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                          X               |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  M  +  +  M  +  +  +  +  +  M  +  +  +  +  +  M  M  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  20                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| 6| 7| 7| 6| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 2| 4| 4| 4| 4| 4| 4| 4| 4| 3| 7| 4| 4| 4| 4| 4| 9| 4| 4|             
                                           | 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 8| 9| 9| 3| 3| 8| 3| 3| 3| 3| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                          X               |             
      Lymphoma Malignant Mixed             |          X                                                               |             
      Bilateral, Osteosarcoma, Metastatic, |                                                                          |             
           Bone                            |                                                 X                        |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Histiocytic       |                               X                                          |             
      Lymphoma Malignant Lymphocytic       | X                                            X        X  X           X   |             
      Lymphoma Malignant Mixed             |          X                                                  X            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  21                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  45        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  50        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  50        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  50        |
      Hemangiosarcoma                      |                                                                          |          3 |
      Hemangiosarcoma, Metastatic, Skin    |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |          5 |
      Hepatocellular Adenoma               |                                                                          |          8 |
      Hepatocellular Adenoma, Multiple     |                                                                          |          4 |
      Hepatocholangiocarcinoma             |                                                                          |          1 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          5 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Osteosarcoma, Metastatic, Bone       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   5        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  50        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  22                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  50        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  49        |
      Pheochromocytoma Benign              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  34        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  50        |
      Pars Distalis, Adenoma               |                                                                          |          6 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  50        |
      Follicular Cell, Adenoma             |                                                                          |          1 |
      Follicular Cell, Carcinoma           |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   2        |
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ovary                                   |                                                                          |  50        |
      Cystadenoma                          |                                                                          |          1 |
      Granulosa Cell Tumor Benign          |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Uterus                                  |                                                                          |  50        |
      Hemangiosarcoma, Metastatic, Bone    |                                                                          |            |
          Marrow                           |                                                                          |          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  23                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Sarcoma Stromal                      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Vertebral, Hemangiosarcoma           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |  10        |
      Axillary, Lymphoma Malignant         |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Bronchial, Hepatocellular Carcinoma, |                                                                          |            |
           Metastatic, Liver               |                                                                          |          1 |
      Bronchial, Lymphoma Malignant        |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Bronchial, Osteosarcoma, Metastatic, |                                                                          |            |
           Bone                            |                                                                          |          1 |
      Deep Cervical, Lymphoma Malignant    |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Inguinal, Lymphoma Malignant         |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Lumbar, Hepatocholangiocarcinoma,    |                                                                          |            |
           Metastatic, Liver               |                                                                          |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |          1 |
      Mediastinal,                         |                                                                          |            |
          Hepatocholangiocarcinoma,        |                                                                          |            |
          Metastatic, Liver                |                                                                          |          1 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |                                                                          |          3 |
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |          1 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |          2 |
      Renal, Hepatocholangiocarcinoma,     |                                                                          |            |
           Metastatic, Liver               |                                                                          |          1 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          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  24                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Renal, Lymphoma Malignant Mixed      |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  48        |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          4 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  50        |
      Hemangiosarcoma                      |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          4 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          4 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  50        |
      Subcutaneous Tissue, Hemangiosarcoma |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  50        |
      Dorsal, Osteosarcoma                 |                                                                          |          1 |
      Vertebra, Hemangiosarcoma, Extension |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   3        |
      Back, Hemangiosarcoma, Extension     |                                                                          |          1 |
      Diaphragm, Hepatocholangiocarcinoma, |                                                                          |            |
           Metastatic, Liver               |                                                                          |          1 |
      Diaphragm, Lymphoma Malignant        |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY 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  25                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          5 |
      Alveolar/Bronchiolar Adenoma,        |                                                                          |            |
          Multiple                         |                                                                          |          2 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Hepatocholangiocarcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          4 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Osteosarcoma, Metastatic, Bone       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  38        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Bilateral, Osteosarcoma, Metastatic, |                                                                          |            |
           Bone                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Histiocytic       |                                                                          |          2 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          7 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  26                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 3| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  I  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Carcinoma                            |                                                       X                  |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |          X     X                                X        X               |             
      Hepatocellular Adenoma               |    X                                      X  X  X                        |             
      Hepatocellular Adenoma, Multiple     |                X                 X     X                                X|             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Lymphoma Malignant Mixed             |                X                                                         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                     X                                    |             
      Osteosarcoma, Metastatic, Nose       |                                              X                           |             
                                            __________________________________________________________________________|             
   Mesentery                               |             +                                                            |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pheochromocytoma Benign              |                               X                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  M  +  M  M  +  M  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  27                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 3| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Granulosa Cell Tumor Benign          |                                                                          |             
      Hemangioma                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Teratoma Benign                      |                                                                          |             
      Thecoma Benign                       |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Polyp Stromal                        |                               X                                          |             
      Sarcoma Stromal                      |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                +     +     +                          +     +            |             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                       X                  |             
      Lumbar, Lymphoma Malignant Mixed     |                X           X                                             |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                       X     X            |             
      Mediastinal, Lymphoma Malignant Mixed|                X           X                                             |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                             X            |             
      Pancreatic, Lymphoma Malignant Mixed |                X                                                         |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
      Renal, Lymphoma Malignant Mixed      |                X           X                                             |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Lymphoma Malignant Mixed             |                X           X                                             |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  M  +  +  +  +  +  +  +  +  I  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Lymphoma Malignant Mixed             |                X           X                                             |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                       X     X            |             
      Lymphoma Malignant Mixed             |                X           X                                             |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                     X                                    |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  28                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 3| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Subcutaneous Tissue, Sarcoma         |                                  X                                       |             
      Subcutaneous Tissue, Schwannoma      |                                                                          |             
          Malignant                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |    X                                                           X         |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                          X               |             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Lymphoma Malignant Mixed             |                X                                                         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                     X                                    |             
      Osteosarcoma, Metastatic, Nose       |                                              X                           |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Osteosarcoma                         |                                              X                           |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |          +                                                               |             
      Adenoma                              |          X                                                               |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  M  +  +  +  +  +  +  +  +  +  M  +  +  M  M  +  +  +  +  M  +  +  M  M|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                       X                  |             
      Lymphoma Malignant Mixed             |                X                                                         |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                       X     X            |             
      Lymphoma Malignant Mixed             |                X           X                                             |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                     X                                    |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  29                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 0| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | M  M  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |       X                                                                  |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |       X                                                                  |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |                                                    X           X         |             
      Hepatocellular Adenoma               |    X     X              X                       X                    X   |             
      Hepatocellular Adenoma, Multiple     |                               X     X                       X     X      |             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Osteosarcoma, Metastatic, Nose       |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +                                   +                                 |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X                                                                        |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Pheochromocytoma Benign              |                                                                X         |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M     +  +  +  +  +  M  +  M  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Pars Distalis, Adenoma               |                X        X                                                |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  30                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 0| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Granulosa Cell Tumor Benign          |                                     X           X                        |             
      Hemangioma                           |                      X                                                   |             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Teratoma Benign                      | X                                                                        |             
      Thecoma Benign                       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Polyp Stromal                        |                                                                          |             
      Sarcoma Stromal                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              | +     +                          +                                       |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      | X                                                                        |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      | X     X                          X                                       |             
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      | X                                                                        |             
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic| X                                X                                       |             
      Renal, Lymphoma Malignant Mixed      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                          X                                       |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  31                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 4| 4| 0| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 7| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                                           | 2| 2| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID FEM                                | 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|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |       X                                                                  |             
      Subcutaneous Tissue, Sarcoma         |                                                                          |             
      Subcutaneous Tissue, Schwannoma      |                                                                          |             
          Malignant                        |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |             X                                      X                     |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                X         |             
      Lymphoma Malignant Lymphocytic       | X     X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Osteosarcoma, Metastatic, Nose       |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Osteosarcoma                         |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     | +                                                                        |             
                                            __________________________________________________________________________|             
   Harderian Gland                         | +                                                                        |             
      Adenoma                              | X                                                                        |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | M  +  M  +  +  M  M  +  +  +  +  +  +  +  +     M  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |       X                          X                                       |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X     X                          X                                       |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  32                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  48        |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  49        |
      Hepatocellular Carcinoma             |                                                                          |          6 |
      Hepatocellular Adenoma               |                                                                          |          9 |
      Hepatocellular Adenoma, Multiple     |                                                                          |          8 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Osteosarcoma, Metastatic, Nose       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   3        |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  48        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  48        |
      Pheochromocytoma Benign              |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  40        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  33                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  49        |
      Pars Distalis, Adenoma               |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ovary                                   |                                                                          |  48        |
      Granulosa Cell Tumor Benign          |                                                                          |          2 |
      Hemangioma                           |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Teratoma Benign                      |                                                                          |          1 |
      Thecoma Benign                       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Uterus                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Polyp Stromal                        |                                                                          |          1 |
      Sarcoma Stromal                      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   8        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Bronchial, Lymphoma Malignant        |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |          2 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |                                                                          |          5 |
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |          2 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |          1 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          2 |
      Renal, Lymphoma Malignant Mixed      |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  34                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  47        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          5 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Subcutaneous Tissue, Sarcoma         |                                                                          |          1 |
      Subcutaneous Tissue, Schwannoma      |                                                                          |            |
          Malignant                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  49        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          4 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          2 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Osteosarcoma, Metastatic, Nose       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  49        |
      Osteosarcoma                         |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  49        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  35                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID FEM                                | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   2        |
      Adenoma                              |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  37        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          3 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          5 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          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  36                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 4| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 0| 4| 4| 4| 4| 4|             
                                           | 9| 9| 9| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| 0| 2| 1| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  M  +  +  +  +  A  +  +  +  +  +  +  M  +  +  +  +  +  +  +  A  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +|             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  A  +  +  +  A  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +|             
      Carcinoma                            |                         X                                                |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      | X                                                                        |             
      Hepatoblastoma                       |                      X                                                   |             
      Hepatocellular Carcinoma             |             X                 X           X                          X  X|             
      Hepatocellular Adenoma               |             X     X                                   X  X     X         |             
      Hepatocellular Adenoma, Multiple     | X  X  X  X     X     X  X  X  X  X  X  X     X  X           X     X     X|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                        +  +  +                           |             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                           X                              |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Squamous Cell Papilloma              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  M  M  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  M  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  37                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 4| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 0| 4| 4| 4| 4| 4|             
                                           | 9| 9| 9| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| 0| 2| 1| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM - cont                |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                          +               |             
      Sarcoma, Metastatic, Skeletal Muscle |                                                          X               |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Choriocarcinoma                      |                                                                          |             
      Cystadenoma                          |                                                                   X      |             
      Hemangioma                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
      Teratoma Benign                      |                      X                                                   |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Deciduoma Benign                     |                                                                          |             
      Hemangioma                           |          X                                                               |             
      Hemangiosarcoma                      |       X                                                                  |             
      Leiomyoma                            |                                                       X                  |             
      Polyp Stromal                        |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                        +  +              +               |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Iliac, Lymphoma Malignant Histiocytic|                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                        X  X                              |             
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                        X  X                              |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                           X                              |             
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |             
      Renal, Lymphoma Malignant Histiocytic|                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                        X  X                              |             
      Renal, Lymphoma Malignant Mixed      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +|             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  38                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 4| 4| 4| 6| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0| 4| 0| 4| 4| 4| 4| 4|             
                                           | 9| 9| 9| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| 0| 2| 1| 2| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Squamous Cell Carcinoma              |                                                             X            |             
      Subcutaneous Tissue, Schwannoma      |                                                                          |             
          Malignant                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                          +               |             
      Back, Sarcoma                        |                                                          X               |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                                                                   X      |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  M  +  +  +  +  M  M  M  +  +  +  M  +  +  M  +  +  +  +  +  +  +  M  M|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                        X                                 |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                        X  X                              |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  39                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 4| 7| 7| 7| 7| 6| 7| 7| 7| 1| 7| 7| 7| 7| 7| 7| 0| 7| 6| 7| 7| 7| 5| 7| 7|             
                             DAY ON TEST   | 2| 4| 4| 4| 4| 8| 4| 4| 4| 0| 4| 4| 4| 4| 1| 4| 3| 2| 9| 4| 4| 4| 3| 4| 4|             
                                           | 7| 2| 2| 2| 2| 9| 2| 2| 2| 8| 2| 2| 2| 2| 5| 2| 8| 1| 4| 2| 2| 2| 9| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  M  +  +  +  +  +  M  +  +  +  +  +  +  M  +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Mixed             |                         X                                                |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | A  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Hemangiosarcoma                      |                                                                          |             
      Hepatoblastoma                       |                                                                          |             
      Hepatocellular Carcinoma             |             X  X                       X                    X  X     X  X|             
      Hepatocellular Adenoma               |                                                                      X   |             
      Hepatocellular Adenoma, Multiple     |    X  X  X  X  X  X  X  X     X  X  X     X  X     X  X  X     X        X|             
      Lymphoma Malignant Histiocytic       |                                                       X                  |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                         X                                                |             
                                            __________________________________________________________________________|             
   Mesentery                               | +                                         +                              |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Histiocytic       |                                                       X                  |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Squamous Cell Papilloma              |                                                                X         |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Adenoma                              |                                     X                                    |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M  +  M  +  M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +     +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Follicular Cell, Adenoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  40                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 4| 7| 7| 7| 7| 6| 7| 7| 7| 1| 7| 7| 7| 7| 7| 7| 0| 7| 6| 7| 7| 7| 5| 7| 7|             
                             DAY ON TEST   | 2| 4| 4| 4| 4| 8| 4| 4| 4| 0| 4| 4| 4| 4| 1| 4| 3| 2| 9| 4| 4| 4| 3| 4| 4|             
                                           | 7| 2| 2| 2| 2| 9| 2| 2| 2| 8| 2| 2| 2| 2| 5| 2| 8| 1| 4| 2| 2| 2| 9| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM - cont                |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Sarcoma, Metastatic, Skeletal Muscle |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |                         +                                                |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Choriocarcinoma                      |                            X                                             |             
      Cystadenoma                          |                                                                          |             
      Hemangioma                           |                                     X                                    |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Teratoma Benign                      |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Deciduoma Benign                     |                            X                                             |             
      Hemangioma                           |                                                                          |             
      Hemangiosarcoma                      |                                                                          |             
      Leiomyoma                            |                                                                          |             
      Polyp Stromal                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                   +     +                 +           +                  |             
      Lymphoma Malignant Histiocytic       |                                                       X                  |             
      Iliac, Lymphoma Malignant Histiocytic|                                                       X                  |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Lymphoma Malignant Mixed     |                   X     X                                                |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant Mixed |                         X                                                |             
      Renal, Lymphoma Malignant Histiocytic|                                                       X                  |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
      Renal, Lymphoma Malignant Mixed      |                   X                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  M  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                   X                                                      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                         X                                                |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Histiocytic       |                                                       X                  |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  41                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 4| 7| 7| 7| 7| 6| 7| 7| 7| 1| 7| 7| 7| 7| 7| 7| 0| 7| 6| 7| 7| 7| 5| 7| 7|             
                             DAY ON TEST   | 2| 4| 4| 4| 4| 8| 4| 4| 4| 0| 4| 4| 4| 4| 1| 4| 3| 2| 9| 4| 4| 4| 3| 4| 4|             
                                           | 7| 2| 2| 2| 2| 9| 2| 2| 2| 8| 2| 2| 2| 2| 5| 2| 8| 1| 4| 2| 2| 2| 9| 2| 2|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
                               ANIMAL ID   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGH FEM                               | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Mixed             |                   X     X                                                |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Squamous Cell Carcinoma              |                                                                          |             
      Subcutaneous Tissue, Schwannoma      |                                                                          |             
          Malignant                        |                                                    X                     |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
      Back, Sarcoma                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                        X                                 |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |    +  +  M  +  +  +  +  +     +  M  +  +  +  M     +  M  +  +  M     M  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +     +  +|             
      Lymphoma Malignant Histiocytic       |                                                       X                  |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                   X     X                                                |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  42                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGH FEM                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  42        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  45        |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  45        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  45        |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  49        |
      Hemangiosarcoma                      |                                                                          |          1 |
      Hepatoblastoma                       |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |         12 |
      Hepatocellular Adenoma               |                                                                          |          6 |
      Hepatocellular Adenoma, Multiple     |                                                                          |         35 |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   5        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  49        |
      Squamous Cell Papilloma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  48        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  40        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  43                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGH FEM                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  45        |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  49        |
      Follicular Cell, Adenoma             |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   1        |
      Sarcoma, Metastatic, Skeletal Muscle |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Ovary                                   |                                                                          |  49        |
      Choriocarcinoma                      |                                                                          |          1 |
      Cystadenoma                          |                                                                          |          1 |
      Hemangioma                           |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Teratoma Benign                      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Uterus                                  |                                                                          |  49        |
      Deciduoma Benign                     |                                                                          |          1 |
      Hemangioma                           |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Leiomyoma                            |                                                                          |          1 |
      Polyp Stromal                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   7        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Iliac, Lymphoma Malignant Histiocytic|                                                                          |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |          2 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pancreatic, Lymphoma Malignant Mixed |                                                                          |          1 |
      Renal, Lymphoma Malignant Histiocytic|                                                                          |          1 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  44                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGH FEM                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Renal, Lymphoma Malignant Mixed      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  47        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  49        |
      Squamous Cell Carcinoma              |                                                                          |          1 |
      Subcutaneous Tissue, Schwannoma      |                                                                          |            |
          Malignant                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   1        |
      Back, Sarcoma                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  49        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          1 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  49        |
 _____________________________________________________________________________________________________________________|            |
 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  45                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE FEMALE                      | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGH FEM                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  32        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  49        |
      Lymphoma Malignant Histiocytic       |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  46                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 5| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 1| 1| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 7| 9| 9| 3| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  M  +  +  +  +  M  +  +  +  +  +  +  +  +  M  M  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |          X           X                                               X  X|             
      Hepatocellular Adenoma               |                X     X                          X              X  X     X|             
      Hepatocellular Adenoma, Multiple     |                                     X     X              X               |             
      Histiocytic Sarcoma                  |                            X                                             |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mast Cell Tumor Malignant,           |                                                                          |             
          Metastatic, Spleen               |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               | +                                      +           +                     |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  +  M  M  +  M  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             | X                                                                        |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  47                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 5| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 1| 1| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 7| 9| 9| 3| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Histiocytic Sarcoma                  |                            X                                             |             
      Sarcoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +        +     +  +     +  +  +  +        +  +  +        +   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                            X                                             |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                            X                                             |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                            X                                             |             
      Mast Cell Tumor Malignant,           |                                                                          |             
          Metastatic, Spleen               |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                     +                                    |             
      Axillary, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Iliac, Lymphoma Malignant Lymphocytic|                                                                          |             
      Inguinal, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | M  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mast Cell Tumor Malignant            |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  +  M  M  M  M  M  M  M  M  M  M  M  M  M  I  M  M  I  I  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Lipoma          |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  48                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 5| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 1| 1| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 7| 9| 9| 3| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |    X     X     X                    X           X              X         |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |       X                                                                  |             
      Alveolar/Bronchiolar Carcinoma       |                            X                                             |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                      X   |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                          +               |             
      Pinna, Sarcoma                       |                                                          X               |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                +         |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                           +                    +         |             
      Adenoma                              |                                           X                    X         |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  +  +  +  +     +  M  +  +  M  +  +  +  +  +  +  +  +  +  M  M|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                            X                                             |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  49                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 3| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 6| 8| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Carcinoma                            |                                  X                                       |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hepatocellular Carcinoma             |                                                    X  X           X      |             
      Hepatocellular Adenoma               | X                          X     X  X     X              X               |             
      Hepatocellular Adenoma, Multiple     |             X                                                            |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                               X                                          |             
      Mast Cell Tumor Malignant,           |                                                                          |             
          Metastatic, Spleen               |                                  X                                       |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                               X                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                      X                                                   |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  M  +  +  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                      X                                                   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                     +                                    |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  50                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 3| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 6| 8| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Histiocytic Sarcoma                  |                                                                          |             
      Sarcoma                              | X                                                                        |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +     +     +  +     +     +  +     +              +  +        +  +   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Mast Cell Tumor Malignant,           |                                                                          |             
          Metastatic, Spleen               |                                  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                +              +              +                           |             
      Axillary, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                               X                                          |             
      Bronchial, Lymphoma Malignant        |                                                                          |             
          Lymphocytic                      |                               X              X                           |             
      Iliac, Lymphoma Malignant Lymphocytic|                                              X                           |             
      Inguinal, Lymphoma Malignant         |                                                                          |             
          Lymphocytic                      |                               X                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                               X                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                               X              X                           |             
      Renal, Lymphoma Malignant Lymphocytic|                               X              X                           |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                               X              X                           |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                               X              X                           |             
      Mast Cell Tumor Malignant            |                                  X                                       |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Lipoma          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  51                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 3| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 6| 8| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5|             
    CONTROL                                | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MALE                                   | 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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |          X  X  X        X  X                 X                           |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                                                          |             
      Alveolar/Bronchiolar Carcinoma       |                                                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                               +                                          |             
      Pinna, Sarcoma                       |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                           +                              |             
      Adenoma                              |                                           X                              |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  M  +  +  +  +  +  +  +  +  +  M  +  +  M     +  +  M  +  +  +  M  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                               X              X                           |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  52                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 8| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 7| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MALE                                   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  45        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  49        |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  50        |
      Hepatocellular Carcinoma             |                                                                          |          7 |
      Hepatocellular Adenoma               |                                                                          |         12 |
      Hepatocellular Adenoma, Multiple     |                                                                          |          4 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Mast Cell Tumor Malignant,           |                                                                          |            |
          Metastatic, Spleen               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   3        |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  50        |
      Hemangiosarcoma                      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  41        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  50        |
      Follicular Cell, Adenoma             |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY 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  53                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 8| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 7| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MALE                                   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENERAL BODY SYSTEM - cont                |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Sarcoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |                                                                          |  29        |
                                            __________________________________________________________________________|____________|
   Prostate                                |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Testes                                  |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Mast Cell Tumor Malignant,           |                                                                          |            |
          Metastatic, Spleen               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   4        |
      Axillary, Lymphoma Malignant         |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Bronchial, Lymphoma Malignant        |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Iliac, Lymphoma Malignant Lymphocytic|                                                                          |          1 |
      Inguinal, Lymphoma Malignant         |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
      Mast Cell Tumor 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  54                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 8| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 7| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MALE                                   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  50        |
      Subcutaneous Tissue, Lipoma          |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |         12 |
      Alveolar/Bronchiolar Adenoma,        |                                                                          |            |
          Multiple                         |                                                                          |          1 |
      Alveolar/Bronchiolar Carcinoma       |                                                                          |          1 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   2        |
      Pinna, Sarcoma                       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   3        |
      Adenoma                              |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  39        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          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  55                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 8| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 7| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6|                                            |     A      |
    CONTROL                                | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MALE                                   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  56                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE 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   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma, Metastatic, Spleen  |                                                                      X   |             
      Hepatocellular Carcinoma             | X                                      X                 X               |             
      Hepatocellular Adenoma               |                      X  X        X     X              X  X               |             
      Hepatocellular Adenoma, Multiple     |                X              X     X                          X        X|             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                               +                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Squamous Cell Papilloma              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                      X                                                   |             
      Capsule, Adenoma                     |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                               +                                      +   |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  57                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE 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   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM - cont                |                                                                          |             
                                           |                                                                          |             
          Primary Site                     |                               X                                          |             
      Abdominal, Hemangiosarcoma,          |                                                                          |             
          Metastatic, Spleen               |                                                                      X   |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |       +        +     +     +           +        +     +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Interstitial Cell, Adenoma           |                                                       X                  |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                    +                     |             
      Renal, Lymphoma Malignant Mixed      |                                                    X                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |    X                                               X                     |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |    X                                                                     |             
      Hemangiosarcoma                      |                                                                      X   |             
      Lymphoma Malignant Mixed             |                                                    X                     |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  M  +  +  +|             
      Lymphoma Malignant Mixed             |                                                    X                     |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  M  M  +  M  M  M  M  M  M  M  M  M  +  M  M  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Fibroma         |                                              X                           |             
      Subcutaneous Tissue, Lymphoma        |                                                                          |             
          Malignant Lymphocytic            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
      Sarcoma                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  58                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 5| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8| 9| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE 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   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8|             
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         | X                          X        X     X                    X         |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                                                          |             
      Alveolar/Bronchiolar Carcinoma       |                X                                                         |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                               X                                          |             
      Sarcoma, Metastatic, Skeletal Muscle |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                +                          +                              |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                +                          +     +                        |             
      Adenoma                              |                X                          X     X                        |             
      Bilateral, Adenoma                   |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | M  +  +  +  +  +  M  M  +  +  +  +  M  +  +  +  +     +  M  M  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Renal Tubule, Adenoma                |                                                                         X|             
      Renal Tubule, Carcinoma              |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |    X                                               X                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  59                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 3| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  M  +  M  M  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                                      X   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma, Metastatic, Spleen  |                                                                          |             
      Hepatocellular Carcinoma             |                                                                          |             
      Hepatocellular Adenoma               |                   X              X  X                                    |             
      Hepatocellular Adenoma, Multiple     |    X           X           X           X                    X            |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Squamous Cell Papilloma              |                            X                                             |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |    X                                      X                              |             
      Capsule, Adenoma                     |                   X                                                      |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  M  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Follicular Cell, Adenoma             |                                                             X            |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  60                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 3| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM - cont                |                                                                          |             
                                           |                                                                          |             
          Primary Site                     |                                                                          |             
      Abdominal, Hemangiosarcoma,          |                                                                          |             
          Metastatic, Spleen               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma                              |                      X                                                   |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +     +  +     +           +  +        +           +         |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Interstitial Cell, Adenoma           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Renal, Lymphoma Malignant Mixed      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |    X                                                                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |    X                                                                     |             
      Lymphoma Malignant Mixed             |                                                                         X|             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |                                                                          |             
      Hemangiosarcoma                      |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Fibroma         |                                                                          |             
      Subcutaneous Tissue, Lymphoma        |                                                                          |             
          Malignant Lymphocytic            |    X                                                                     |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                 +                        |             
      Sarcoma                              |                                                 X                        |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  61                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 3| 9| 9| 9| 9| 9| 9| 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|             
   B6C3F1 MICE MALE                        | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|             
    1000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    LOW MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         | X                    X  X                                                |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                           X                              |             
      Alveolar/Bronchiolar Carcinoma       |          X        X                                                      |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
      Sarcoma, Metastatic, Skeletal Muscle |                                                 X                        |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |    +                                                                     |             
      Adenoma                              |                                                                          |             
      Bilateral, Adenoma                   |    X                                                                     |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  M  +  M  M  M  +  +  +  +  +  M  +  +  M  M  +  M  +  +  +  +  +  M  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Renal Tubule, Adenoma                |       X                                                                  |             
      Renal Tubule, Carcinoma              |                                                    X                     |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |    X                                                                     |             
      Lymphoma Malignant Mixed             |                                                                         X|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  62                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  48        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  50        |
      Hemangiosarcoma, Metastatic, Spleen  |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |          3 |
      Hepatocellular Adenoma               |                                                                          |          9 |
      Hepatocellular Adenoma, Multiple     |                                                                          |         10 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   1        |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  50        |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  50        |
      Squamous Cell Papilloma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  50        |
      Adenoma                              |                                                                          |          3 |
      Capsule, Adenoma                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  43        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  63                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Follicular Cell, Adenoma             |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   2        |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
      Abdominal, Hemangiosarcoma,          |                                                                          |            |
          Metastatic, Spleen               |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              |                                                                          |  50        |
      Sarcoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |                                                                          |  23        |
                                            __________________________________________________________________________|____________|
   Prostate                                |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Testes                                  |                                                                          |  50        |
      Interstitial Cell, Adenoma           |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   1        |
      Renal, Lymphoma Malignant Mixed      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          3 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  50        |
      Hemangioma                           |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  45        |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY 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  64                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  50        |
      Subcutaneous Tissue, Fibroma         |                                                                          |          1 |
      Subcutaneous Tissue, Lymphoma        |                                                                          |            |
          Malignant Lymphocytic            |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   1        |
      Sarcoma                              |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          8 |
      Alveolar/Bronchiolar Adenoma,        |                                                                          |            |
          Multiple                         |                                                                          |          1 |
      Alveolar/Bronchiolar Carcinoma       |                                                                          |          3 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
      Sarcoma, Metastatic, Skeletal Muscle |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   4        |
      Adenoma                              |                                                                          |          3 |
      Bilateral, Adenoma                   |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  34        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  50        |
      Renal Tubule, Adenoma                |                                                                          |          2 |
      Renal Tubule, Carcinoma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  65                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2|                                            |     A      |
    1000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    LOW MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                                          |          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  66                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 4| 3| 1| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 0| 3| 2| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 1| 7| 7| 7| 7| 7| 7| 4| 8| 8| 8| 2| 8| 2| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  I  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                         X                                                |             
      Hepatocellular Carcinoma             |                         X                                      X     X   |             
      Hepatocellular Adenoma               |    X        X                    X  X                                    |             
      Hepatocellular Adenoma, Multiple     |       X  X                             X  X  X     X                     |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma                              |                         X                                                |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +  +  +  +  +  +  +  I  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  I  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                  +                                       |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Preputial Gland                         |       +           +        +           +  +  +        +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Interstitial Cell, Adenoma           |                                                             X            |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  67                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 4| 3| 1| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 0| 3| 2| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 1| 7| 7| 7| 7| 7| 7| 4| 8| 8| 8| 2| 8| 2| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                              +     +                     |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                    X                     |             
      Bronchial, Alveolar/Bronchiolar      |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                    X                     |             
      Mediastinal, Alveolar/Bronchiolar    |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                    X                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  M  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  M  M  M  M  I  M  I  M  M  M  M  M  M  +  +  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangiosarcoma |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |    X                                   X                    X           X|             
      Alveolar/Bronchiolar Carcinoma       |                                                    X                     |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                         X                                            X   |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                              +                           |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |       +                                      +                           |             
      Adenoma                              |       X                                      X                           |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  M  +  +  M  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  68                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 4| 3| 1| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 0| 3| 2| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 1| 7| 7| 7| 7| 7| 7| 4| 8| 8| 8| 2| 8| 2| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4|             
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Renal Tubule, Adenoma                |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  69                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 0| 8| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  A  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X                                                                        |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  A  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                                                                          |             
      Hepatocellular Carcinoma             | X                          X  X  X              X                        |             
      Hepatocellular Adenoma               |                      X     X  X                                          |             
      Hepatocellular Adenoma, Multiple     |                                     X  X           X           X         |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Sarcoma                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Adenoma                              |                                                             X            |             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +  +  +  M  +  +  +  M  +  +  M  M  +  +  M  +  +  +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Preputial Gland                         |    +              +     +  +  +  +     +  +           +  +     +     +   |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Interstitial Cell, Adenoma           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  70                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 0| 8| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                                          |             
      Bronchial, Alveolar/Bronchiolar      |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                                          |             
      Mediastinal, Alveolar/Bronchiolar    |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  +  M  M  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangiosarcoma |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                      X                       X     X                     |             
      Alveolar/Bronchiolar Carcinoma       |                                     X                                    |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                 X                        |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                    +                     |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                               +                    +                     |             
      Adenoma                              |                               X                    X                     |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  M  +  M  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  71                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 5| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3|             
                                           | 8| 8| 8| 0| 8| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| 5| 8| 8| 8| 8| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 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   | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7|             
    3000 PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    MID MALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Renal Tubule, Adenoma                |                                        X                                 |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       | X                                                                        |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  72                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  47        |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  50        |
      Hemangiosarcoma                      |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |          8 |
      Hepatocellular Adenoma               |                                                                          |          7 |
      Hepatocellular Adenoma, Multiple     |                                                                          |         10 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  50        |
      Sarcoma                              |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  50        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  42        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                                                          |   1        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |                                                                          |  23        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  73                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Prostate                                |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Testes                                  |                                                                          |  50        |
      Interstitial Cell, Adenoma           |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   2        |
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |            |
          Metastatic, Lung                 |                                                                          |          1 |
      Bronchial, Alveolar/Bronchiolar      |                                                                          |            |
          Carcinoma, Metastatic, Lung      |                                                                          |          1 |
      Mediastinal, Alveolar/Bronchiolar    |                                                                          |            |
          Carcinoma, Metastatic, Lung      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  46        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |   3        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  50        |
      Subcutaneous Tissue, Hemangiosarcoma |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          7 |
      Alveolar/Bronchiolar Carcinoma       |                                                                          |          2 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  74                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |     T      |
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8|                                            |     A      |
    3000 PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    MID MALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   4        |
      Adenoma                              |                                                                          |          4 |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  42        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  50        |
      Renal Tubule, Adenoma                |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  75                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 1| 3| 3| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +  +  +  +|             
      Carcinoma                            |                                                                         X|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |                                                                          |             
      Hemangiosarcoma                      |                                                                          |             
      Hemangiosarcoma, Metastatic, Spleen  |                                                                          |             
      Hepatoblastoma                       |                                                                          |             
      Hepatocellular Carcinoma             | X              X  X     X        X              X  X  X           X      |             
      Hepatocellular Adenoma               |                                  X                          X  X     X   |             
      Hepatocellular Adenoma, Multiple     | X     X     X  X  X  X  X  X  X     X  X     X  X  X     X              X|             
      Histiocytic Sarcoma                  |                               X                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Squamous Cell Papilloma              |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  M  +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  76                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 1| 3| 3| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Follicular Cell, Adenoma             |                                                                      X   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ductus Deferens                         |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +                 +                 +  +  +     +  +                    +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Interstitial Cell, Adenoma           |                   X                                                      |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                                                          |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                                                                          |             
      Histiocytic Sarcoma                  |                               X                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  +  +  +  +  +  +  +  M  +  M  +  +  +  +  +  +  M  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  M  M  M  M  M  M  M  M  M  +  M  +  M  M  M  +  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangioma      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  77                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 1| 3| 3| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0|             
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         | X                                      X              X                  |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                                                                          |             
      Alveolar/Bronchiolar Carcinoma       |                                                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | +  +  +  +  M  +  M  +  +  +  +  M  M  +  +  +  +  M  +  +  +  +  +  M  M|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Renal Tubule, Adenoma                |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                               X                                          |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  78                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 5| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 6| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Gallbladder                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  M  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Carcinoma                            |                         X                                         X      |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  A  +  +  A  +|             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangioma                           |                                                                         X|             
      Hemangiosarcoma                      |                                                             X            |             
      Hemangiosarcoma, Metastatic, Spleen  |                      X                                                   |             
      Hepatoblastoma                       |                                        X                                 |             
      Hepatocellular Carcinoma             |                X        X     X        X  X  X        X              X   |             
      Hepatocellular Adenoma               | X                       X                 X           X     X            |             
      Hepatocellular Adenoma, Multiple     |    X  X  X  X     X  X     X  X  X  X  X        X  X           X        X|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Salivary Glands                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
      Squamous Cell Papilloma              |                         X                                                |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Cortex                          | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Adrenal Medulla                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  +  +  +  +  +  +  +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +  M|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +  M  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  79                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 5| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 6| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
      Follicular Cell, Adenoma             |    X                                                                     |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ductus Deferens                         |          +                                                               |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Preputial Gland                         | +  +  +  +  +     +        +  +        +        +     +           +  +   |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
      Interstitial Cell, Adenoma           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +           +                                            +      |             
      Deep Cervical, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |          X                                                               |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |          X                                                        X      |             
      Renal, Lymphoma Malignant Lymphocytic|          X                                                        X      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  M  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                        X      |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Hemangiosarcoma                      |                      X                                                   |             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Thymus                                  | +  +  M  +  +  M  +  +  +  +  M  +  +  +  +  M  +  +  +  +  M  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | M  M  M  +  M  M  M  I  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M  M|             
                                            __________________________________________________________________________|             
   Skin                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Subcutaneous Tissue, Hemangioma      | X                                                                        |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  80                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 5| 7|             
                             DAY ON TEST   | 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 6| 3|             
                                           | 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0| 7| 7| 8| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
                               ANIMAL ID   | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3|             
    10000PPM                               | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|             
    HIGHMALE                               | 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|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Alveolar/Bronchiolar Adenoma,        |                                                                          |             
          Multiple                         |                               X                                          |             
      Alveolar/Bronchiolar Carcinoma       |                                  X                                       |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Liver                           |                         X                    X                       X   |             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          | M  +  +  M  +  +  +  +  +  +  +  M  +  +  +  +  +  +  M  M  +  M  +  +  +|             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
      Renal Tubule, Adenoma                |                X                                                         |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Lymphoma Malignant Lymphocytic       |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +|             
      Histiocytic Sarcoma                  |                                                                          |             
      Lymphoma Malignant Lymphocytic       |          X                                                        X      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  81                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGHMALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Gallbladder                             |                                                                          |  47        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                                                                          |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |                                                                          |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |                                                                          |  49        |
      Carcinoma                            |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |                                                                          |  48        |
                                            __________________________________________________________________________|____________|
   Liver                                   |                                                                          |  50        |
      Hemangioma                           |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Hemangiosarcoma, Metastatic, Spleen  |                                                                          |          1 |
      Hepatoblastoma                       |                                                                          |          1 |
      Hepatocellular Carcinoma             |                                                                          |         17 |
      Hepatocellular Adenoma               |                                                                          |          9 |
      Hepatocellular Adenoma, Multiple     |                                                                          |         31 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Squamous Cell Papilloma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Cortex                          |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Adrenal Medulla                         |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  82                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGHMALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |                                                                          |  43        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Follicular Cell, Adenoma             |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ductus Deferens                         |                                                                          |   1        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Epididymis                              |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |                                                                          |  21        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Prostate                                |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Testes                                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Interstitial Cell, Adenoma           |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                                                          |  50        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |                                                                          |   3        |
      Deep Cervical, Lymphoma Malignant    |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Renal, Lymphoma Malignant Lymphocytic|                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                                                                          |  48        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |                                                                          |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  83                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGHMALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Hemangiosarcoma                      |                                                                          |          1 |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                                                          |  42        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                                                                          |   4        |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                                                          |  50        |
      Subcutaneous Tissue, Hemangioma      |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |                                                                          |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          3 |
      Alveolar/Bronchiolar Adenoma,        |                                                                          |            |
          Multiple                         |                                                                          |          1 |
      Alveolar/Bronchiolar Carcinoma       |                                                                          |          1 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Liver                           |                                                                          |          3 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                                                                          |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |  37        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Renal Tubule, Adenoma                |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |                                                                          |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          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  84                                                               
NTP Experiment-Test: 05130-02                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                       C. I. DIRECT BLUE 218                                   Date: 04/03/97  
Route: DOSED FEED                                                                                                 Time: 12:13:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|                                            |            |
                             DAY ON TEST   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|                                            |            |
                                           | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|                                            |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|                                            |     O      |
   B6C3F1 MICE MALE                        | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|                                            |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4|                                            |     A      |
    10000PPM                               | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0|                                            |     L      |
    HIGHMALE                               | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|                                            |            |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |                                                                          |  50        |
      Histiocytic Sarcoma                  |                                                                          |          1 |
      Lymphoma Malignant Lymphocytic       |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : 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  85                                                               
                                  ------------------------------------------------------------                                      
                                  ----------              END OF REPORT             ----------                                      
                                  ------------------------------------------------------------