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TDMS Study 97013-98 Pathology Tables

NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03
Route: GAVAGE                                                                                                     Time: 12:07:22

                                                          FINAL#1 MICE




       Facility:  Battelle Columbus Laboratory

       Chemical CAS #:  75-27-4

       Lock Date:  07/19/01

       Cage Range:  All

       Reasons For Removal:    All

       Removal Date Range:     All

       Treatment Groups:       Include All


































a  Number of animals examined microscopically at site and number of animals with lesion

                                                              Page   1


NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) FEMALE                    0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 
                                                                                                                                    
  Animals Initially in Study                          10           10           10           10                                     
  Early Deaths                                                                                                                      
    Natural Death                                      1                                                                            
    Moribund Sacrifice                                              1            1            1                                     
    Dosing Accident                                                              1                                                  
  Survivors                                                                                                                         
    Terminal Sacrifice                                 9            9            8            9                                     
                                                                                                                                    
  Animals Examined Microscopically                    10           10           10           10                                     
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   Liver                                              (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
   Mesentery                                                                    (1)                                                 
      Histiocytic Sarcoma                                                        1 (100%)                                           
   Pancreas                                                                     (1)                                                 
      Histiocytic Sarcoma                                                        1 (100%)                                           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   Adrenal Cortex                                     (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
   Pituitary Gland                                    (10)         (10)         (10)         (10)                                   
      Adenoma                                                       1 (10%)                                                         
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   2                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) FEMALE                    0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   Ovary                                              (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
   Uterus                                             (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   Lymph Node, Mesenteric                             (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
   Spleen                                             (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   Bone                                               (1)          (2)                       (1)                                    
      Osteoma                                                       1 (50%)                                                         
      Osteosarcoma                                     1 (100%)     1 (50%)                   1 (100%)                              
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   Lung                                               (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
      Osteosarcoma, Metastatic, Bone                   1 (10%)                                                                      
      Alveolar Epithelium, Adenoma                                               1 (10%)                                            
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   3                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) FEMALE                    0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   Kidney                                             (10)         (10)         (10)         (10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SYSTEMIC LESIONS                                                                                                                   
                                                                                                                                    
   Multiple Organs                                   *(10)        *(10)        *(10)        *(10)                                   
      Histiocytic Sarcoma                                                        1 (10%)                                            
      Lymphoma Malignant                                            1 (10%)      2 (20%)                                            
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
     *   Number of animals with any tissue examined microscopically                                                                 
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   4                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) FEMALE                    0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
TUMOR SUMMARY                                                                                                                       
                                                                                                                                    
   Total Animals with Primary Neoplasms (b)             1           4           4           1                                       
     Total Primary Neoplasms                            1           4           4           1                                       
                                                                                                                                    
   Total Animals with Benign Neoplasms                              2           1                                                   
     Total Benign Neoplasms                                         2           1                                                   
                                                                                                                                    
   Total Animals with Malignant Neoplasms               1           2           3           1                                       
     Total Malignant Neoplasms                          1           2           3           1                                       
                                                                                                                                    
   Total Animals with Metastatic Neoplasms              1                                                                           
     Total Metastatic Neoplasm                          1                                                                           
                                                                                                                                    
   Total Animals with Malignant Neoplasms                                                                                           
   Uncertain Primary Site                                                                                                           
                                                                                                                                    
   Total Animals with Neoplasms Uncertain-                                                                                          
   Benign or Malignant                                                                                                              
     Total Uncertain Neoplasms                                                                                                      
                                                                                                                                    
                                                                                                                                    
____________________________________________________________________________________________________________________________________
a  Number of animals examined microscopically at site and number of animals with lesion                                             
b  Primary tumors: all tumors except metastatic tumors                                                                              
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   5                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) MALE                      0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 
                                                                                                                                    
  Animals Initially in Study                          10           10           10           10                                     
  Early Deaths                                                                                                                      
    Moribund Sacrifice                                              1                                                               
  Survivors                                                                                                                         
    Terminal Sacrifice                                10            9           10           10                                     
                                                                                                                                    
  Animals Examined Microscopically                    10           10           10           10                                     
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   Intestine Small, Duodenum                          (10)         (10)         (10)         (9)                                    
   Intestine Small, Jejunum                           (10)         (10)         (10)         (9)                                    
   Liver                                              (10)         (10)         (10)         (10)                                   
      Hepatocellular Adenoma                           2 (20%)                                                                      
   Mesentery                                          (1)          (1)                                                              
      Fibrosarcoma                                                  1 (100%)                                                        
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   Adrenal Cortex                                     (10)         (10)         (10)         (10)                                   
      Adenoma                                                                                 1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   6                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) MALE                      0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   Lymph Node, Mandibular                             (9)          (10)         (10)         (10)                                   
   Lymph Node, Mesenteric                             (10)         (10)         (10)         (9)                                    
   Spleen                                             (10)         (10)         (10)         (10)                                   
   Thymus                                             (9)          (10)         (9)          (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   Skin                                                                                      (1)                                    
      Squamous Cell Papilloma                                                                 1 (100%)                              
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   Skeletal Muscle                                                 (1)                                                              
      Sarcoma                                                       1 (100%)                                                        
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   Lung                                               (10)         (10)         (10)         (10)                                   
      Alveolar/Bronchiolar Adenoma                                                            1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   7                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) MALE                      0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
 SYSTEMIC LESIONS                                                                                                                   
                                                                                                                                    
   Multiple Organs                                   *(10)        *(10)        *(10)        *(10)                                   
      Lymphoma Malignant                               1 (10%)                   1 (10%)      1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
     *   Number of animals with any tissue examined microscopically                                                                 
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   8                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-98  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 11/04/03  
Route: GAVAGE                                                                                                     Time: 12:07:22  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         P53+/-(C57BL/6) MALE                      0 MG/KG      25 MG/KG     50 MG/KG     100                                       
                                                                                          MG/KG                                     
____________________________________________________________________________________________________________________________________
                                                                                                                                    
TUMOR SUMMARY                                                                                                                       
                                                                                                                                    
   Total Animals with Primary Neoplasms (b)             3           2           1           4                                       
     Total Primary Neoplasms                            3           2           1           4                                       
                                                                                                                                    
   Total Animals with Benign Neoplasms                  2                                   3                                       
     Total Benign Neoplasms                             2                                   3                                       
                                                                                                                                    
   Total Animals with Malignant Neoplasms               1           2           1           1                                       
     Total Malignant Neoplasms                          1           2           1           1                                       
                                                                                                                                    
   Total Animals with Metastatic Neoplasms                                                                                          
     Total Metastatic Neoplasm                                                                                                      
                                                                                                                                    
   Total Animals with Malignant Neoplasms                                                                                           
   Uncertain Primary Site                                                                                                           
                                                                                                                                    
   Total Animals with Neoplasms Uncertain-                                                                                          
   Benign or Malignant                                                                                                              
     Total Uncertain Neoplasms                                                                                                      
                                                                                                                                    
                                                                                                                                    
____________________________________________________________________________________________________________________________________
a  Number of animals examined microscopically at site and number of animals with lesion                                             
b  Primary tumors: all tumors except metastatic tumors                                                                              
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   9                                                               
                                                                                                                                   
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                             ----------              END OF REPORT             ----------                                           
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