TDMS Study 97013-14 Pathology Tables
NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
FINAL #1/P53
Facility: Battelle Columbus Laboratory
Chemical CAS #: 79-43-6
Lock Date: 07/31/01
Cage Range: All
Reasons For Removal: 25019 Moribund Sacrifice 25020 Natural Death
25021 Terminal Sacrifice
Removal Date Range: All
Treatment Groups: Include All
a Number of animals examined microscopically at site and number of animals with lesion
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NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
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P53+/-(C57BL/6) FEMALE 0 MG/L 500 MG/L 1000MG/L 2000MG/L
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DISPOSITION SUMMARY
Animals Initially in Study 15 15 15 15
Early Deaths
Natural Death 1
Moribund Sacrifice 1
Survivors
Terminal Sacrifice 15 15 14 14
Animals Examined Microscopically 15 15 15 15
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ALIMENTARY SYSTEM
Intestine Large, Cecum (15) (15) (15) (15)
Liver (15) (15) (15) (15)
Mesentery (1)
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CARDIOVASCULAR SYSTEM
None
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ENDOCRINE SYSTEM
Pituitary Gland (15) (15) (15) (15)
Pars Distalis, Adenoma 1 (7%)
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GENERAL BODY SYSTEM
None
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GENITAL SYSTEM
Ovary (15) (15) (15) (15)
Uterus (15) (15) (15) (15)
Polyp Stromal 1 (7%)
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Page 2
NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
____________________________________________________________________________________________________________________________________
P53+/-(C57BL/6) FEMALE 0 MG/L 500 MG/L 1000MG/L 2000MG/L
____________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM
Lymph Node, Mesenteric (15) (15) (15) (15)
Thymus (15) (15) (15) (15)
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INTEGUMENTARY SYSTEM
None
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MUSCULOSKELETAL SYSTEM
None
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NERVOUS SYSTEM
None
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RESPIRATORY SYSTEM
Lung (15) (15) (15) (15)
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SPECIAL SENSES SYSTEM
None
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URINARY SYSTEM
None
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SYSTEMIC LESIONS
Multiple Organs *(15) *(15) *(15) *(15)
Lymphoma Malignant 1 (7%) 1 (7%)
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* Number of animals with any tissue examined microscopically
Page 3
NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
____________________________________________________________________________________________________________________________________
P53+/-(C57BL/6) FEMALE 0 MG/L 500 MG/L 1000MG/L 2000MG/L
____________________________________________________________________________________________________________________________________
TUMOR SUMMARY
Total Animals with Primary Neoplasms (b) 1 1 1 1
Total Primary Neoplasms 1 1 1 1
Total Animals with Benign Neoplasms 1 1
Total Benign Neoplasms 1 1
Total Animals with Malignant Neoplasms 1 1
Total Malignant Neoplasms 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
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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
Page 4
NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
____________________________________________________________________________________________________________________________________
P53+/-(C57BL/6) MALE 0 MG/L 500 MG/L 1000MG/L 2000MG/L
____________________________________________________________________________________________________________________________________
DISPOSITION SUMMARY
Animals Initially in Study 15 15 15 15
Early Deaths
Survivors
Terminal Sacrifice 15 15 15 15
Animals Examined Microscopically 15 15 15 15
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ALIMENTARY SYSTEM
None
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CARDIOVASCULAR SYSTEM
None
____________________________________________________________________________________________________________________________________
ENDOCRINE SYSTEM
None
____________________________________________________________________________________________________________________________________
GENERAL BODY SYSTEM
None
____________________________________________________________________________________________________________________________________
GENITAL SYSTEM
None
____________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM
None
____________________________________________________________________________________________________________________________________
Page 5
NTP Experiment-Test: 97013-14 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK WATER DISINFECTION MODEL (DICHLOROACETIC ACID) Date: 01/27/05
Route: DOSED WATER Time: 09:29:24
____________________________________________________________________________________________________________________________________
P53+/-(C57BL/6) MALE 0 MG/L 500 MG/L 1000MG/L 2000MG/L
____________________________________________________________________________________________________________________________________
INTEGUMENTARY SYSTEM
None
____________________________________________________________________________________________________________________________________
MUSCULOSKELETAL SYSTEM
None
____________________________________________________________________________________________________________________________________
NERVOUS SYSTEM
None
____________________________________________________________________________________________________________________________________
RESPIRATORY SYSTEM
None
____________________________________________________________________________________________________________________________________
SPECIAL SENSES SYSTEM
None
____________________________________________________________________________________________________________________________________
URINARY SYSTEM
None
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