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TDMS Study 88045-04 Pathology Tables

NTP Experiment-Test: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98
Route: GAVAGE                                                                                                     Time: 09:45:53

                                                       13 WEEK SUBCHRONIC




       Facility:  Battelle Columbus Laboratory

       Chemical CAS #:  110-69-0

       Lock Date:  11/13/96

       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: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98  
Route: GAVAGE                                                                                                     Time: 09:45:53  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         B6C3F1 MICE FEMALE                        0 MG/KG      25 MG/KG     50 MG/KG     100          200          600             
                                                                                          MG/KG        MG/KG        MG/KG           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 

  Animals Initially in Study                          10           10           10           10           10           10           
  Early Deaths                                                                                                                      
    Natural Death                                                                                                       9           
  Survivors                                                                                                                         
    Terminal Sacrifice                                10           10           10           10           10            1           

  Animals Examined Microscopically                    10           10           10           10           10           10           
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   Ovary                                              (10)                      (1)                       (10)         (9)          
      Teratoma Benign                                                            1 (100%)                                           
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
NTP Experiment-Test: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98  
Route: GAVAGE                                                                                                     Time: 09:45:53  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         B6C3F1 MICE FEMALE                        0 MG/KG      25 MG/KG     50 MG/KG     100          200          600             
                                                                                          MG/KG        MG/KG        MG/KG           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
NTP Experiment-Test: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98  
Route: GAVAGE                                                                                                     Time: 09:45:53  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         B6C3F1 MICE FEMALE                        0 MG/KG      25 MG/KG     50 MG/KG     100          200          600             
                                                                                          MG/KG        MG/KG        MG/KG           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
TUMOR SUMMARY                                                                                                                       
                                                                                                                                    
   Total Animals with Primary Neoplasms (b)                                     1                                                   
     Total Primary Neoplasms                                                    1                                                   
                                                                                                                                    
   Total Animals with Benign Neoplasms                                          1                                                   
     Total Benign Neoplasms                                                     1                                                   
                                                                                                                                    
   Total Animals with Malignant Neoplasms                                                                                           
     Total Malignant Neoplasms                                                                                                      
                                                                                                                                    
   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                                                                              
NTP Experiment-Test: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98  
Route: GAVAGE                                                                                                     Time: 09:45:53  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         B6C3F1 MICE MALE                          0 MG/KG      25 MG/KG     50 MG/KG     100          200          600             
                                                                                          MG/KG        MG/KG        MG/KG           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 

  Animals Initially in Study                          10           10           10           10           10           10           
  Early Deaths                                                                                                                      
    Natural Death                                                                                                       5           
    Moribund Sacrifice                                                                                                  1           
    Dosing Accident                                                                                                     1           
  Survivors                                                                                                                         
    Terminal Sacrifice                                10           10           10           10           10            3           

  Animals Examined Microscopically                    10           10           10           10           10           10           
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
NTP Experiment-Test: 88045-04               INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (a)                     Report: PEIRPT02
Study Type: SUBCHRON 90-DAY                                   BUTANAL OXIME                                       Date: 09/30/98  
Route: GAVAGE                                                                                                     Time: 09:45:53  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         B6C3F1 MICE MALE                          0 MG/KG      25 MG/KG     50 MG/KG     100          200          600             
                                                                                          MG/KG        MG/KG        MG/KG           
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
                             ------------------------------------------------------------                                           
                             ----------              END OF REPORT             ----------                                           
                             ------------------------------------------------------------