TDMS Study 05163-01 Pathology Tables
INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) C. I. ACID RED 114 NTP Experiment-Test: 05163-01 Report: PEIRPT05 Study Type: CHRONIC Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 Facility: Hazleton Laboratories America, Inc. Chemical CAS #: 6459-94-5 Lock Date: None 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: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. I. ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ DISPOSITION SUMMARY Animals Initially in Study 70 45 75 70 Scheduled Sacrifice 20 10 10 20 Early Deaths Dead 4 6 17 13 Moribund 10 16 41 37 Accident 1 Survivors Terminal Sacrifice 36 13 6 Animals Examined Microscopically 50 35 65 50 ____________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM Esophagus (50) (35) (64) (50) Intestine Large, Cecum (50) (35) (63) (49) Intestine Large, Colon (50) (35) (63) (48) Adenocarcinoma, Cystic, Mucinous 1 (2%) Polyp Adenomatous 1 (3%) 1 (2%) Intestine Large, Rectum (50) (35) (64) (49) Polyp Adenomatous 1 (2%) Intestine Small, Duodenum (50) (35) (63) (50) Adenocarcinoma, Cystic, Mucinous 1 (2%) Polyp Adenomatous 1 (2%) Intestine Small, Ileum (50) (35) (63) (50) Intestine Small, Jejunum (50) (35) (63) (50) Polyp Adenomatous 1 (2%) Liver (50) (35) (64) (50) Hepatocellular Carcinoma 6 (9%) 3 (6%) Histiocytic Sarcoma 1 (2%) 1 (2%) Neoplastic Nodule 11 (17%) 6 (12%) Neoplastic Nodule, Multiple 4 (6%) Sarcoma, Metastatic, Uncertain Primary Site 1 (2%) Mesentery (4) (1) (4) (11) Schwannoma Malignant 1 (9%) Pancreas (50) (35) (62) (50) Pharynx (1) (5) (4) Squamous Cell Carcinoma 1 (20%) 2 (50%) Squamous Cell Papilloma 1 (100%) 4 (80%) 1 (25%) Salivary Glands (48) (35) (64) (50) Schwannoma Malignant 1 (2%) Stomach, Forestomach (50) (35) (64) (50) Sarcoma 1 (2%) Stomach, Glandular (50) (35) (64) (50) Page 2 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont Tongue (2) (4) (4) Squamous Cell Carcinoma 2 (50%) Squamous Cell Papilloma 2 (100%) 2 (50%) 3 (75%) Tooth (1) (1) (2) Odontoma 2 (100%) Peridontal Tissue, Histiocytic Sarcoma 1 (100%) ____________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM Heart (50) (35) (64) (49) ____________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM Adrenal Gland, Cortex (50) (35) (64) (50) Adenoma 1 (2%) Adrenal Gland, Medulla (50) (35) (64) (50) Pheochromocytoma Malignant 1 (2%) Pheochromocytoma Benign 1 (2%) 3 (9%) 4 (6%) 1 (2%) Islets, Pancreatic (50) (35) (63) (49) Adenoma 1 (2%) Carcinoma 1 (2%) Pituitary Gland (50) (35) (64) (49) Pars Distalis, Adenoma 25 (50%) 17 (49%) 17 (27%) 5 (10%) Thyroid Gland (50) (35) (64) (50) C-Cell, Adenoma 6 (12%) 2 (6%) 2 (3%) 3 (6%) C-Cell, Carcinoma 6 (12%) 2 (3%) Follicular Cell, Adenoma 1 (3%) 3 (5%) Follicular Cell, Carcinoma 2 (6%) 1 (2%) ____________________________________________________________________________________________________________________________________ GENERAL BODY SYSTEM Tissue NOS (1) (2) ____________________________________________________________________________________________________________________________________ GENITAL SYSTEM Clitoral Gland (48) (32) (62) (50) Adenoma 7 (15%) 9 (28%) 10 (16%) 10 (20%) Carcinoma 4 (8%) 9 (28%) 17 (27%) 13 (26%) Bilateral, Adenoma 1 (3%) Bilateral, Carcinoma 2 (3%) 2 (4%) Ovary (50) (35) (64) (49) Granulosa Cell Tumor NOS 1 (2%) Periovarian Tissue, Sarcoma Stromal, Page 3 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont Metastatic, Uterus 1 (2%) Uterus (50) (35) (64) (49) Adenoma 1 (2%) Polyp Stromal 4 (8%) 6 (17%) 7 (11%) 2 (4%) Polyp Stromal, Multiple 2 (6%) 1 (2%) Sarcoma Stromal 1 (2%) 2 (6%) 2 (3%) ____________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM Bone Marrow (49) (35) (63) (50) Histiocytic Sarcoma 1 (2%) Lymph Node (50) (35) (64) (49) Schwannoma Malignant, Metastatic, Peripheral Nerve 1 (2%) Mediastinal, Histiocytic Sarcoma 1 (2%) Lymph Node, Mandibular (46) (35) (64) (48) Histiocytic Sarcoma 1 (2%) Lymph Node, Mesenteric (50) (35) (64) (48) Spleen (50) (35) (63) (50) Histiocytic Sarcoma 1 (2%) 1 (2%) Thymus (40) (30) (59) (42) Thymoma Benign 1 (3%) ____________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM Mammary Gland (49) (35) (58) (45) Adenoacanthoma 1 (3%) Adenocarcinoma 3 (9%) 6 (10%) 2 (4%) Adenocarcinoma, Multiple 1 (2%) Adenoma 1 (2%) 1 (3%) 4 (7%) Fibroadenoma 16 (33%) 10 (29%) 8 (14%) Fibroadenoma, Multiple 3 (6%) 3 (9%) 4 (7%) 1 (2%) Sarcoma 1 (2%) Skin (50) (35) (65) (49) Basal Cell Adenoma 2 (6%) 5 (8%) 3 (6%) Basal Cell Adenoma, Multiple 1 (3%) Basal Cell Carcinoma 1 (3%) 2 (3%) 2 (4%) Keratoacanthoma 1 (2%) Squamous Cell Carcinoma 3 (5%) Squamous Cell Papilloma 1 (2%) 1 (2%) Subcutaneous Tissue, Fibroma 3 (6%) 3 (5%) 1 (2%) Subcutaneous Tissue, Fibrosarcoma 1 (2%) Subcutaneous Tissue, Lipoma 1 (2%) Subcutaneous Tissue, Sarcoma 1 (2%) ____________________________________________________________________________________________________________________________________ Page 4 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM Bone (3) (7) (10) Carcinoma, Metastatic, Clitoral Gland 1 (14%) Squamous Cell Carcinoma, Metastatic, Pharynx 1 (10%) Skeletal Muscle (1) (1) Adenocarcinoma, Metastatic, Mammary Gland 1 (100%) ____________________________________________________________________________________________________________________________________ NERVOUS SYSTEM Brain (49) (35) (64) (50) Astrocytoma Malignant 1 (2%) Granular Cell Tumor Benign 1 (2%) Oligodendroglioma Malignant 1 (2%) Squamous Cell Carcinoma, Metastatic, Pharynx 1 (2%) Peripheral Nerve (1) Schwannoma Malignant 1 (100%) ____________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM Lung (50) (35) (65) (50) Alveolar/Bronchiolar Adenoma 1 (2%) 2 (6%) 8 (12%) 3 (6%) Alveolar/Bronchiolar Adenoma, Multiple 1 (2%) Alveolar/Bronchiolar Carcinoma 1 (2%) Basal Cell Carcinoma, Metastatic, Skin 1 (2%) Carcinoma, Metastatic 1 (2%) Carcinoma, Metastatic, Clitoral Gland 1 (3%) 1 (2%) Carcinoma, Metastatic, Zymbal's Gland 3 (5%) Histiocytic Sarcoma 1 (2%) 1 (2%) Sarcoma 1 (2%) Sarcoma, Metastatic, Uncertain Primary Site 1 (2%) Nose (50) (35) (63) (49) Squamous Cell Carcinoma, Metastatic, Pharynx 1 (2%) ____________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM Harderian Gland (2) Squamous Cell Carcinoma, Metastatic, Pharynx 1 (50%) Zymbal's Gland (50) (35) (63) (49) Adenoma 2 (3%) 6 (12%) Carcinoma 3 (9%) 17 (27%) 13 (27%) ____________________________________________________________________________________________________________________________________ Page 5 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ URINARY SYSTEM Kidney (50) (35) (64) (50) Renal Tubule, Adenocarcinoma 1 (3%) Transitional Epithelium, Carcinoma 1 (2%) Urinary Bladder (49) (35) (64) (49) Transitional Epithelium, Papilloma 1 (2%) ____________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS Multiple Organs *(50) *(35) *(65) *(50) Histiocytic Sarcoma 1 (2%) 1 (2%) Leukemia 1 (2%) 1 (2%) Leukemia Mononuclear 12 (24%) 13 (37%) 17 (26%) 4 (8%) Lymphoma Malignant Histiocytic 1 (2%) ____________________________________________________________________________________________________________________________________ * Number of animals with any tissue examined microscopically Page 6 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS FEMALE CONTROL 0.015 0.03 0.06 ____________________________________________________________________________________________________________________________________ TUMOR SUMMARY Total Animals with Primary Neoplasms (b) 47 35 61 47 Total Primary Neoplasms 96 99 192 105 Total Animals with Benign Neoplasms 41 31 50 32 Total Benign Neoplasms 70 64 104 54 Total Animals with Malignant Neoplasms 22 25 52 42 Total Malignant Neoplasms 26 35 87 51 Total Animals with Metastatic Neoplasms 1 1 5 5 Total Metastatic Neoplasm 1 2 6 8 Total Animals with Malignant Neoplasms 1 Uncertain Primary Site Total Animals with Neoplasms Uncertain- Benign or Malignant 1 Total Uncertain Neoplasms 1 ____________________________________________________________________________________________________________________________________ a Number of animals examined microscopically at site and number of animals with lesion b Primary tumors: all tumors except metastatic tumors Page 7 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ DISPOSITION SUMMARY Animals Initially in Study 70 45 75 70 Scheduled Sacrifice 19 10 10 20 Early Deaths Dead 13 11 16 16 Moribund 13 9 23 33 Survivors Terminal Sacrifice 23 15 26 1 Dead 1 Surplus 1 Animals Examined Microscopically 50 35 65 50 ____________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM Intestine Large, Cecum (50) (35) (64) (49) Intestine Large, Colon (50) (35) (64) (50) Intestine Small, Ileum (50) (35) (64) (49) Intestine Small, Jejunum (50) (35) (64) (49) Adenocarcinoma, Cystic, Mucinous 1 (2%) Leiomyoma 1 (3%) Liver (50) (35) (65) (50) Carcinoma, Metastatic, Islets, Pancreatic 1 (2%) Hepatocellular Carcinoma 1 (3%) 5 (8%) 7 (14%) Hepatocellular Carcinoma, Multiple 1 (2%) Neoplasm NOS, Metastatic, Uncertain Primary Site 1 (3%) Neoplastic Nodule 2 (4%) 8 (12%) 12 (24%) Neoplastic Nodule, Multiple 1 (3%) 2 (3%) 3 (6%) Mesentery (11) (6) (1) (6) Carcinoma, Metastatic, Islets, Pancreatic 1 (9%) Pancreas (50) (35) (64) (49) Pharynx (1) Squamous Cell Papilloma 1 (100%) Salivary Glands (49) (35) (64) (50) Carcinoma 1 (2%) Stomach, Glandular (50) (35) (65) (50) Tongue (3) Squamous Cell Papilloma 2 (67%) ____________________________________________________________________________________________________________________________________ Page 8 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM Heart (50) (35) (65) (50) Hepatocellular Carcinoma, Metastatic, Liver 1 (2%) Schwannoma NOS 1 (2%) Endocardium, Schwannoma NOS 1 (2%) ____________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM Adrenal Gland, Cortex (50) (35) (63) (50) Bilateral, Pheochromocytoma Benign 1 (3%) Adrenal Gland, Medulla (50) (35) (63) (49) Pheochromocytoma Malignant 2 (4%) 3 (5%) 2 (4%) Pheochromocytoma Benign 15 (30%) 10 (29%) 19 (30%) 13 (27%) Bilateral, Pheochromocytoma Benign 1 (2%) 1 (3%) 5 (8%) 7 (14%) Islets, Pancreatic (50) (35) (65) (50) Adenoma 1 (2%) Carcinoma 1 (2%) 1 (3%) Pituitary Gland (50) (35) (65) (47) Carcinoma, Metastatic, Zymbal's Gland 1 (2%) Pars Distalis, Adenoma 12 (24%) 7 (20%) 14 (22%) 4 (9%) Thyroid Gland (50) (35) (65) (49) C-Cell, Adenoma 5 (10%) 2 (6%) 6 (9%) 3 (6%) C-Cell, Carcinoma 1 (2%) 1 (3%) 1 (2%) Follicular Cell, Adenoma 1 (2%) 2 (4%) Follicular Cell, Carcinoma 2 (4%) 2 (6%) 2 (3%) ____________________________________________________________________________________________________________________________________ GENERAL BODY SYSTEM Tissue NOS (1) (3) (3) Carcinoma, Metastatic, Zymbal's Gland 1 (33%) Schwannoma Malignant, Metastatic, Skin 1 (33%) ____________________________________________________________________________________________________________________________________ GENITAL SYSTEM Epididymis (50) (35) (64) (50) Preputial Gland (44) (34) (60) (48) Adenoma 2 (5%) 1 (3%) 2 (3%) 1 (2%) Carcinoma 4 (9%) 2 (6%) 3 (5%) 4 (8%) Bilateral, Carcinoma 1 (2%) 1 (3%) Prostate (50) (34) (64) (50) Seminal Vesicle (49) (34) (65) (48) Testes (50) (35) (64) (50) Bilateral, Interstitial Cell, Adenoma 37 (74%) 24 (69%) 51 (80%) 38 (76%) Interstitial Cell, Adenoma 7 (14%) 11 (31%) 8 (13%) 5 (10%) Page 9 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ ____________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM Bone Marrow (50) (35) (64) (50) Lymph Node (49) (35) (65) (50) Lymph Node, Mandibular (49) (35) (65) (49) Lymph Node, Mesenteric (49) (35) (64) (50) Spleen (50) (35) (64) (50) Carcinoma, Metastatic, Islets, Pancreatic 1 (2%) Fibrosarcoma 1 (2%) Lipoma 1 (2%) Thymus (41) (22) (47) (40) Neoplasm NOS 1 (5%) Sarcoma, Metastatic, Uncertain Primary Site 1 (3%) ____________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM Mammary Gland (46) (31) (61) (37) Adenoma 1 (3%) Fibroadenoma 2 (4%) 3 (5%) 1 (3%) Skin (50) (35) (65) (50) Basal Cell Adenoma 1 (2%) 3 (9%) 12 (18%) 11 (22%) Basal Cell Adenoma, Multiple 1 (3%) 14 (22%) 19 (38%) Basal Cell Carcinoma 1 (3%) 3 (5%) 5 (10%) Basal Cell Carcinoma, Multiple 2 (3%) 1 (2%) Keratoacanthoma 1 (2%) 1 (3%) 4 (6%) 5 (10%) Keratoacanthoma, Multiple 2 (4%) Sarcoma, Metastatic, Uncertain Primary Site 1 (2%) Squamous Cell Carcinoma 2 (6%) 6 (9%) 6 (12%) Squamous Cell Carcinoma, Multiple 2 (3%) 1 (2%) Squamous Cell Papilloma 1 (2%) 3 (5%) 2 (4%) Sebaceous Gland, Adenoma 1 (3%) 4 (6%) 3 (6%) Sebaceous Gland, Adenoma, Multiple 1 (2%) 2 (4%) Sebaceous Gland, Carcinoma 1 (2%) 1 (2%) Subcutaneous Tissue, Chordoma, Metastatic 1 (2%) Subcutaneous Tissue, Fibroma 4 (8%) 3 (9%) 5 (8%) 1 (2%) Subcutaneous Tissue, Fibrosarcoma 1 (2%) Subcutaneous Tissue, Lipoma 1 (2%) Subcutaneous Tissue, Schwannoma Malignant 1 (2%) ____________________________________________________________________________________________________________________________________ Page 10 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. 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ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM Bone (2) Sternum, Hemangiosarcoma 1 (50%) Skeletal Muscle (1) (1) ____________________________________________________________________________________________________________________________________ NERVOUS SYSTEM Brain (50) (35) (64) (50) Astrocytoma Malignant 1 (3%) 1 (2%) Carcinoma, Metastatic, Zymbal's Gland 1 (2%) Glioma Malignant 1 (2%) Peripheral Nerve (1) Schwannoma Malignant 1 (100%) ____________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM Lung (50) (35) (65) (50) Alveolar/Bronchiolar Adenoma 2 (6%) 1 (2%) 3 (6%) Alveolar/Bronchiolar Carcinoma 2 (4%) 1 (2%) Fibrosarcoma, Metastatic, Skin 1 (2%) Hepatocellular Carcinoma, Metastatic, Liver 1 (2%) Sarcoma, Metastatic, Uncertain Primary Site 1 (2%) Squamous Cell Carcinoma, Metastatic, Skin 1 (3%) 2 (4%) Nose (50) (35) (65) (50) Squamous Cell Carcinoma 1 (2%) Trachea (50) (35) (65) (50) ____________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM Eye (1) (2) (1) Zymbal's Gland (50) (35) (64) (50) Adenoma 1 (2%) 1 (2%) Carcinoma 7 (11%) 6 (12%) Schwannoma Malignant, Metastatic, Skin 1 (2%) ____________________________________________________________________________________________________________________________________ URINARY SYSTEM Kidney (50) (35) (65) (50) Squamous Cell Carcinoma, Metastatic, Skin 1 (2%) Renal Tubule, Adenoma 1 (2%) Transitional Epithelium, Carcinoma 1 (2%) Urinary Bladder (50) (34) (64) (50) Page 11 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. I. ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS Multiple Organs *(50) *(35) *(65) *(50) Leukemia Mononuclear 20 (40%) 20 (57%) 37 (57%) 12 (24%) Lymphoma Malignant 1 (2%) 1 (2%) Mesothelioma Malignant 4 (8%) 6 (17%) 4 (6%) 3 (6%) ____________________________________________________________________________________________________________________________________ * Number of animals with any tissue examined microscopically Page 12 NTP Experiment-Test: 05163-01 INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a) Report: PEIRPT05 Study Type: CHRONIC C. I. ACID RED 114 Date: 09/17/94 Route: DOSED WATER Time: 21:51:44 ____________________________________________________________________________________________________________________________________ FISCHER 344 RATS MALE CONTROL 0.007 0.015 0.03 ____________________________________________________________________________________________________________________________________ TUMOR SUMMARY Total Animals with Primary Neoplasms (b) 49 35 64 49 Total Primary Neoplasms 135 110 246 196 Total Animals with Benign Neoplasms 48 35 61 45 Total Benign Neoplasms 92 71 166 141 Total Animals with Malignant Neoplasms 33 27 54 42 Total Malignant Neoplasms 43 38 78 55 Total Animals with Metastatic Neoplasms 5 7 4 7 Total Metastatic Neoplasm 14 23 7 18 Total Animals with Malignant Neoplasms 1 1 Uncertain Primary Site Total Animals with Neoplasms Uncertain- Benign or Malignant 1 2 Total Uncertain Neoplasms 1 2 ____________________________________________________________________________________________________________________________________ a Number of animals examined microscopically at site and number of animals with lesion b Primary tumors: all tumors except metastatic tumors Page 13 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------