TDMS Study 89029-11 Pathology Tables
NTP Experiment-Test: 89029-11 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/29/98
Route: MAGNETIC FIELDS Time: 14:01:32
10(10MGX1)DMBA V 50HZ/1G 10(10MGX1)DMBA V 50HZ/5G 10(10MGX1)DMBA V 60HZ/1G 10 10(10MGX1)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 10 DMBA CONTROL
Include 003 50 HZ/1G 10 DMBA
Include 004 60 HZ/1G 10 DMBA
Include 005 50 HZ/5G 10 DMBA
a Number of animals examined microscopically at site and number of animals with lesion
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NTP Experiment-Test: 89029-11 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT0
Study Type: SUBCHRON 26-WEEK MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/29/98
Route: MAGNETIC FIELDS Time: 14:01:32
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SPRAGUE-DAWLEY RATS FEMALE 10 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 10 DMBA 10 DMBA 10 DMBA
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DISPOSITION SUMMARY
Animals Initially in Study 100 100 100 100
Early Deaths
Natural Death 6 11 4 3
Moribund Sacrifice 6 4 5 3
Survivors
Terminal Sacrifice 88 85 91 94
Animals Examined Microscopically 100 100 100 100
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ALIMENTARY SYSTEM
Liver (98) (99) (100) (100)
Hepatocellular Adenoma 1 (1%)
Histiocytic Sarcoma 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 (3) (3) (1)
Lymph Node, Mandibular (1)
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NTP Experiment-Test: 89029-11 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/29/98
Route: MAGNETIC FIELDS Time: 14:01:32
____________________________________________________________________________________________________________________________________
SPRAGUE-DAWLEY RATS FEMALE 10 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 10 DMBA 10 DMBA 10 DMBA
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INTEGUMENTARY SYSTEM
Mammary Gland (100) (100) (100) (100)
Adenoma 2 (2%)
Carcinoma 7 (7%) 16 (16%) 16 (16%) 15 (15%)
Carcinoma, Multiple 89 (89%) 74 (74%) 79 (79%) 70 (70%)
Fibroadenoma 21 (21%) 24 (24%) 15 (15%) 24 (24%)
Fibroadenoma, Multiple 50 (50%) 52 (52%) 58 (58%) 44 (44%)
Skin (19) (8) (13) (10)
Basal Cell Carcinoma 1 (13%)
Squamous Cell Carcinoma 1 (5%)
Trichoepithelioma 6 (32%) 6 (75%) 10 (77%) 8 (80%)
Subcutaneous Tissue, Fibroma 1 (5%)
Subcutaneous Tissue, Hemangioma 1 (10%)
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MUSCULOSKELETAL SYSTEM
None
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NERVOUS SYSTEM
None
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RESPIRATORY SYSTEM
Lung (98) (100) (100) (100)
Carcinoma, Metastatic, Mammary Gland 4 (4%) 4 (4%) 1 (1%) 4 (4%)
Histiocytic Sarcoma 1 (1%)
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SPECIAL SENSES SYSTEM
Zymbal's Gland (1)
Carcinoma 1 (100%)
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URINARY SYSTEM
Kidney (100) (98) (100) (100)
Histiocytic Sarcoma 1 (1%)
Sarcoma 1 (1%)
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NTP Experiment-Test: 89029-11 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/29/98
Route: MAGNETIC FIELDS Time: 14:01:32
____________________________________________________________________________________________________________________________________
SPRAGUE-DAWLEY RATS FEMALE 10 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 10 DMBA 10 DMBA 10 DMBA
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URINARY SYSTEM - cont
Renal Tubule, Adenoma 1 (1%)
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SYSTEMIC LESIONS
Multiple Organs *(100) *(100) *(100) *(100)
Histiocytic Sarcoma 1 (1%)
Leukemia Mononuclear 4 (4%) 10 (10%) 2 (2%) 6 (6%)
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* Number of animals with any tissue examined microscopically
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NTP Experiment-Test: 89029-11 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05
Study Type: SUBCHRON 26-WEEK MAGNETIC FIELDS + DMBA INITIATION PROMOTION Date: 01/29/98
Route: MAGNETIC FIELDS Time: 14:01:32
____________________________________________________________________________________________________________________________________
SPRAGUE-DAWLEY RATS FEMALE 10 DMBA 50 HZ/1G 50 HZ/5G 60 HZ/1G
CONTROL 10 DMBA 10 DMBA 10 DMBA
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TUMOR SUMMARY
Total Animals with Primary Neoplasms (b) 97 99 98 94
Total Primary Neoplasms 197 195 185 175
Total Animals with Benign Neoplasms 74 77 74 70
Total Benign Neoplasms 86 86 86 80
Total Animals with Malignant Neoplasms 96 91 95 86
Total Malignant Neoplasms 111 109 99 95
Total Animals with Metastatic Neoplasms 4 4 1 4
Total Metastatic Neoplasm 4 4 1 4
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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