https://ntp.niehs.nih.gov/go/18433

TDMS Study 96021-01 Pathology Tables

NTP Experiment-Test: 96021-01  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: CHRONIC                           TOXIC EQUIVALENCY FACTOR EVALUATION (PCB 153)                       Date: 06/05/03
Route: GAVAGE                                                                                                     Time: 10:45:24
                                                      31 WEEK SSAC FINAL#1
       Facility:  Battelle Columbus Laboratory
       Chemical CAS #:  35065-27-1
       Lock Date:  01/16/02
       Cage Range:  All
       Reasons For Removal:    25017 Scheduled Sacrifice
       Removal Date Range:     03/22/99 - 03/23/99
       Treatment Groups:       Include 001    0 UG/KG
                               Include 002    10 UG/KG
                               Include 003    100     UG/KG
                               Include 004    300     UG/KG
                               Include 005    1000    UG/KG
                               Include 006    3000    UG/KG
a  Number of animals examined microscopically at site and number of animals with lesion
                                                              Page   1
NTP Experiment-Test: 96021-01  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: CHRONIC                           TOXIC EQUIVALENCY FACTOR EVALUATION (PCB 153)                       Date: 06/05/03  
Route: GAVAGE                                                                                                     Time: 10:45:24  
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         SPRAGUE-DAWLEY RATS FEMALE                0 UG/KG      10 UG/KG     100          300          1000         3000            
                                                                             UG/KG        UG/KG        UG/KG        UG/KG           
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DISPOSITION SUMMARY                                                                                                                 
  Animals Initially in Study                          98           86           98           98           98           80           
  Scheduled Sacrifice                                 16           10           16           16           16           10           
  Early Deaths                                                                                                                      
  Survivors                                                                                                                         
  Animals Examined Microscopically                    10           10           10           10           10           10           
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 ALIMENTARY SYSTEM                                                                                                                  
   None                                                                                                                             
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 CARDIOVASCULAR SYSTEM                                                                                                              
   None                                                                                                                             
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 ENDOCRINE SYSTEM                                                                                                                   
   None                                                                                                                             
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 GENERAL BODY SYSTEM                                                                                                                
   None                                                                                                                             
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 GENITAL SYSTEM                                                                                                                     
   None                                                                                                                             
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 HEMATOPOIETIC SYSTEM                                                                                                               
   None                                                                                                                             
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                                                             Page   2                                                               
NTP Experiment-Test: 96021-01  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: CHRONIC                           TOXIC EQUIVALENCY FACTOR EVALUATION (PCB 153)                       Date: 06/05/03  
Route: GAVAGE                                                                                                     Time: 10:45:24  
____________________________________________________________________________________________________________________________________
         SPRAGUE-DAWLEY RATS FEMALE                0 UG/KG      10 UG/KG     100          300          1000         3000            
                                                                             UG/KG        UG/KG        UG/KG        UG/KG           
____________________________________________________________________________________________________________________________________
 INTEGUMENTARY SYSTEM                                                                                                               
   Mammary Gland                                      (10)                      (2)                                    (10)         
      Fibroadenoma                                                               2 (100%)                                           
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 MUSCULOSKELETAL SYSTEM                                                                                                             
   None                                                                                                                             
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 NERVOUS SYSTEM                                                                                                                     
   None                                                                                                                             
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 RESPIRATORY SYSTEM                                                                                                                 
   None                                                                                                                             
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 SPECIAL SENSES SYSTEM                                                                                                              
   None                                                                                                                             
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 URINARY SYSTEM                                                                                                                     
   Kidney                                                                       (2)                                                 
      Nephroblastoma                                                             1 (50%)                                            
                                                             Page   3                                                               
NTP Experiment-Test: 96021-01  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: CHRONIC                           TOXIC EQUIVALENCY FACTOR EVALUATION (PCB 153)                       Date: 06/05/03  
Route: GAVAGE                                                                                                     Time: 10:45:24  
____________________________________________________________________________________________________________________________________
         SPRAGUE-DAWLEY RATS FEMALE                0 UG/KG      10 UG/KG     100          300          1000         3000            
                                                                             UG/KG        UG/KG        UG/KG        UG/KG           
____________________________________________________________________________________________________________________________________
TUMOR SUMMARY                                                                                                                       
   Total Animals with Primary Neoplasms (b)                                     2                                                   
     Total Primary Neoplasms                                                    3                                                   
   Total Animals with Benign Neoplasms                                          2                                                   
     Total Benign Neoplasms                                                     2                                                   
   Total Animals with Malignant Neoplasms                                       1                                                   
     Total Malignant Neoplasms                                                  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                                                                                                      
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a  Number of animals examined microscopically at site and number of animals with lesion                                             
b  Primary tumors: all tumors except metastatic tumors                                                                              
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