TDMS Study 89029-12 Pathology Tables
NTP Experiment-Test: 89029-12 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 90-DAY MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/30/98
Route: MAGNETIC FIELDS Time: 16:02:08
MAGNETIC FIELDS + DMBA INITIATION PROMOTION
20MG(5MGX4)DMBA V 50 HZ/1G 20MG(5MGX4)DMBA V 50 HZ/5G 20MG(5MGX4)DMBA V 60 HZ/1G 20MG(5MGX4)DMBA
Facility: Battelle Northwest
Chemical CAS #: EMF + DMBA
Lock Date: 10/14/97
Cage Range: All
Reasons For Removal: All
Removal Date Range: All
Treatment Groups: Include 001 20 DMBA CONTROL
Include 003 50 HZ/1G 20 DMBA
Include 005 50 HZ/5G 20 DMBA
Include 004 60 HZ/1G 20 DMBA
a Number of animals examined microscopically at site and number of animals with lesion
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NTP Experiment-Test: 89029-12 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 90-DAY MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/30/98
Route: MAGNETIC FIELDS Time: 16:02:08
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SPRAGUE-DAWLEY RATS FEMALE 20 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 20 DMBA 20 DMBA 20 DMBA
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DISPOSITION SUMMARY
Animals Initially in Study 100 100 100 100
Early Deaths
Natural Death 3 6 4 2
Moribund Sacrifice 3 7 4 3
Survivors
Terminal Sacrifice 93 86 92 94
Natural Death 1 1
Moribund Sacrifice 1
Animals Examined Microscopically 100 100 100 100
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ALIMENTARY SYSTEM
Liver (100) (100) (100) (100)
Carcinoma, Metastatic, Mammary Gland 1 (1%) 1 (1%)
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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
Lymph Node (2) (2)
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NTP Experiment-Test: 89029-12 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 90-DAY MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/30/98
Route: MAGNETIC FIELDS Time: 16:02:08
____________________________________________________________________________________________________________________________________
SPRAGUE-DAWLEY RATS FEMALE 20 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 20 DMBA 20 DMBA 20 DMBA
____________________________________________________________________________________________________________________________________
INTEGUMENTARY SYSTEM
Mammary Gland (100) (100) (100) (100)
Adenoma 2 (2%) 1 (1%) 1 (1%)
Carcinoma 4 (4%) 8 (8%) 9 (9%) 5 (5%)
Carcinoma, Multiple 88 (88%) 78 (78%) 87 (87%) 91 (91%)
Carcinoma, Metastatic, Zymbal's Gland 1 (1%)
Fibroadenoma 3 (3%) 2 (2%) 1 (1%) 1 (1%)
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MUSCULOSKELETAL SYSTEM
None
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NERVOUS SYSTEM
None
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RESPIRATORY SYSTEM
Lung (100) (100) (100) (100)
Carcinoma, Metastatic, Mammary Gland 1 (1%) 1 (1%) 1 (1%)
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SPECIAL SENSES SYSTEM
None
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URINARY SYSTEM
Kidney (100) (100) (100) (100)
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SYSTEMIC LESIONS
Multiple Organs *(100) *(100) *(100) *(100)
Leukemia Mononuclear 15 (15%) 16 (16%) 10 (10%) 12 (12%)
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* Number of animals with any tissue examined microscopically
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NTP Experiment-Test: 89029-12 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 90-DAY MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/30/98
Route: MAGNETIC FIELDS Time: 16:02:08
____________________________________________________________________________________________________________________________________
SPRAGUE-DAWLEY RATS FEMALE 20 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 20 DMBA 20 DMBA 20 DMBA
____________________________________________________________________________________________________________________________________
TUMOR SUMMARY
Total Animals with Primary Neoplasms (b) 94 92 96 96
Total Primary Neoplasms 120 109 114 115
Total Animals with Benign Neoplasms 5 3 1 2
Total Benign Neoplasms 5 3 1 2
Total Animals with Malignant Neoplasms 93 92 96 96
Total Malignant Neoplasms 115 106 113 113
Total Animals with Metastatic Neoplasms 1 1 1 2
Total Metastatic Neoplasm 2 1 1 2
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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