TDMS Study 05052-01 Pathology Tables
NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 Facility: Battelle Columbus Laboratory Chemical CAS #: 120-83-2 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Note: Animals arranged according to CID number Page 1 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 2| 2| 2| 2| 9| 2| 2| 2| 2| 0| 2| 1| 2| 5| 2| 0| 2| | 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 9| 9| 5| 9| 9| 9| 9| 8| 9| 3| 9| 9| 9| 1| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Colon, Peyer's Patch, Leukemia | | Mononuclear | | Lamina Propria, Rectum, Leukemia | | Mononuclear | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + M M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| Jejunum, Peyer's Patch, Leukemia | | Mononuclear | X | Muscularis, Jejunum, Leiomyoma | | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | Glandular, Lamina Propria, Leukemia | | Mononuclear | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Medulla, Leukemia | | Mononuclear | X X | Bilateral, Medulla, Pheochromocytoma | | Benign | | Medulla, Leukemia Mononuclear | X | Medulla, Pheochromocytoma Benign | X | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 2| 2| 2| 2| 9| 2| 2| 2| 2| 0| 2| 1| 2| 5| 2| 0| 2| | 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 9| 9| 5| 9| 9| 9| 9| 8| 9| 3| 9| 9| 9| 1| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Parathyroid Gland | + + + + + + M M M + + + + + + + + M + + + + + M +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Adenoma | X X X X X X X X X X X X X X | Pars Distalis, Adenoma, Multiple | X| Pars Distalis, Carcinoma | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | C-Cell, Adenoma | X X X X X| C-Cell, Adenoma, Multiple | X | C-Cell, Carcinoma | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + M + + + + + + M + + + + + + M + + +| Adenoma | X | Leukemia Mononuclear | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | Leukemia Mononuclear | | Polyp Stromal | X X X X X X | Bilateral, Polyp Stromal | X | Cervix, Sarcoma Stromal | | Endometrium, Deciduoma NOS | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + +| Leukemia Mononuclear | X X X X X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Leukemia Mononuclear | | Deep Cervical, Leukemia Mononuclear | X | Mandibular, Leukemia Mononuclear | X X X X X X | Mediastinal, Leukemia Mononuclear | X X X X X | Mesenteric, Leukemia Mononuclear | X X | Pancreatic, Leukemia Mononuclear | X | Renal, Leukemia Mononuclear | | __________________________________________________________________________| Lymph Node, Mandibular | | __________________________________________________________________________| Lymph Node, Mesenteric | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 2| 2| 2| 2| 9| 2| 2| 2| 2| 0| 2| 1| 2| 5| 2| 0| 2| | 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 9| 9| 5| 9| 9| 9| 9| 8| 9| 3| 9| 9| 9| 1| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Leukemia Mononuclear | X X X X X X | __________________________________________________________________________| Thymus | + + + + + + + + + + + M M + + + M + + + + + M + +| Leukemia Mononuclear | X X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenocarcinoma | X | Fibroadenoma | X X X | Fibroadenoma, Multiple | X | Leukemia Mononuclear | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Papilloma | X | Subcutaneous Tissue, Fibrosarcoma | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + M + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Pituitary | | Gland | | Leukemia Mononuclear | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Thyroid Gland | X | Leukemia Mononuclear | X X X X X X | __________________________________________________________________________| Nose | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + M + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + + | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | Renal Tubule, Adenoma | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 2| 6| 7| 7| 7| 7| 6| 7| | DAY ON TEST | 2| 2| 3| 2| 2| 2| 6| 2| 2| 2| 9| 9| 2| 2| 2| 8| 2| 8| 9| 2| 2| 2| 2| 9| 2| | | 9| 9| 6| 9| 9| 9| 0| 9| 9| 9| 3| 2| 9| 9| 9| 0| 9| 9| 3| 9| 9| 9| 9| 3| 2| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + A + + + + + + + A +| 48 | Colon, Peyer's Patch, Leukemia | | | Mononuclear | X | 1 | Lamina Propria, Rectum, Leukemia | | | Mononuclear | X | 1 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + A + + + + + + + A +| 48 | Jejunum, Peyer's Patch, Leukemia | | | Mononuclear | X | 2 | Muscularis, Jejunum, Leiomyoma | X | 1 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X | 11 | __________________________________________________________________________|____________| Mesentery | + + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + A + + + + + + + + +| 49 | Leukemia Mononuclear | X | 1 | Glandular, Lamina Propria, Leukemia | | | Mononuclear | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X | 5 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bilateral, Medulla, Leukemia | | | Mononuclear | | 2 | Bilateral, Medulla, Pheochromocytoma | | | Benign | X | 1 | Medulla, Leukemia Mononuclear | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 5 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 2| 6| 7| 7| 7| 7| 6| 7| | DAY ON TEST | 2| 2| 3| 2| 2| 2| 6| 2| 2| 2| 9| 9| 2| 2| 2| 8| 2| 8| 9| 2| 2| 2| 2| 9| 2| | | 9| 9| 6| 9| 9| 9| 0| 9| 9| 9| 3| 2| 9| 9| 9| 0| 9| 9| 3| 9| 9| 9| 9| 3| 2| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Medulla, Pheochromocytoma Benign | X X X | 4 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + +| 17 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + +| 34 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X | 1 | __________________________________________________________________________|____________| Parathyroid Gland | + + M M M M M + + + + M M + + + + + + M + + M + +| 36 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Adenoma | X X X X X X X X X X X X X X X| 29 | Pars Distalis, Adenoma, Multiple | | 1 | Pars Distalis, Carcinoma | X X | 2 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | C-Cell, Adenoma | X X X | 8 | C-Cell, Adenoma, Multiple | | 1 | C-Cell, Carcinoma | X X | 3 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | M + M + + + M + + M + + + + M + M + + + M + M +| 38 | Adenoma | X X X X | 5 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 2 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | | 1 | Leukemia Mononuclear | X | 1 | Polyp Stromal | X X X X X | 11 | Bilateral, Polyp Stromal | | 1 | Cervix, Sarcoma Stromal | X | 1 | Endometrium, Deciduoma NOS | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + | 12 | Leukemia Mononuclear | X X X X X | 10 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X | 5 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + M + + + + + + + + + M + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 6 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 2| 6| 7| 7| 7| 7| 6| 7| | DAY ON TEST | 2| 2| 3| 2| 2| 2| 6| 2| 2| 2| 9| 9| 2| 2| 2| 8| 2| 8| 9| 2| 2| 2| 2| 9| 2| | | 9| 9| 6| 9| 9| 9| 0| 9| 9| 9| 3| 2| 9| 9| 9| 0| 9| 9| 3| 9| 9| 9| 9| 3| 2| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Axillary, Leukemia Mononuclear | X | 1 | Deep Cervical, Leukemia Mononuclear | | 1 | Mandibular, Leukemia Mononuclear | X X X X | 10 | Mediastinal, Leukemia Mononuclear | X X X X | 9 | Mesenteric, Leukemia Mononuclear | X | 3 | Pancreatic, Leukemia Mononuclear | | 1 | Renal, Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + | 1 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + | 1 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X | 11 | __________________________________________________________________________|____________| Thymus | + + M + M + M M + M + + + + + M M + + + + + + + +| 39 | Leukemia Mononuclear | X X | 4 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + + + + + + + M + + + + + + + + + + + M + M + +| 46 | Adenocarcinoma | | 1 | Fibroadenoma | X X X X X | 8 | Fibroadenoma, Multiple | | 1 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Squamous Cell Papilloma | | 1 | Subcutaneous Tissue, Fibrosarcoma | X | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Pituitary | | | Gland | X | 1 | Leukemia Mononuclear | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Thyroid Gland | | 1 | Leukemia Mononuclear | X X X X | 10 | __________________________________________________________________________|____________| Nose | M + + + + + M + + + + + + + + M + M + + + + + + +| 45 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 7 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 5| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 2| 6| 7| 7| 7| 7| 6| 7| | DAY ON TEST | 2| 2| 3| 2| 2| 2| 6| 2| 2| 2| 9| 9| 2| 2| 2| 8| 2| 8| 9| 2| 2| 2| 2| 9| 2| | | 9| 9| 6| 9| 9| 9| 0| 9| 9| 9| 3| 2| 9| 9| 9| 0| 9| 9| 3| 9| 9| 9| 9| 3| 2| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 4 | __________________________________________________________________________|____________| Harderian Gland | + + + + M + + + + + + M + + + + + + +| 40 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X | 2 | Renal Tubule, Adenoma | X | 1 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X | 11 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 8 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 7| 0| 0| 0| 0| 0| 0| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2500 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Liver | + + + + + + + + + + | Leukemia Mononuclear | | Neoplastic Nodule | X | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tongue | + | Mucosa, Squamous Cell Papilloma | X | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Cortex, Leukemia | | Mononuclear | | Bilateral, Medulla, Leukemia | | Mononuclear | | Cortex, Carcinoma | X | Medulla, Pheochromocytoma Benign | X | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + +| Pars Distalis, Adenoma | X X X X X X X X X X X X X | Pars Distalis, Carcinoma | | Pars Distalis, Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | Adenoma | X | __________________________________________________________________________| Ovary | + + | __________________________________________________________________________| Uterus | + + + + + | Polyp Stromal | X X X | Sarcoma | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Lymph Node | + M + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | Mandibular, Leukemia Mononuclear | | Mesenteric, Leukemia Mononuclear | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 8| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 7| 0| 0| 0| 0| 0| 0| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2500 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Leukemia Mononuclear | X X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + | Adenocarcinoma | | Fibroadenoma | X X | Fibroadenoma, Multiple | | __________________________________________________________________________| Skin | + | Subcutaneous Tissue, Fibroma | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | __________________________________________________________________________| Zymbal's Gland | | Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | | __________________________________________________________________________| Urinary Bladder | + | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X | _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 7| 3| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 3| 3| | | 0| 0| 0| 4| 0| 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 2| 0| 0| 0| 0| 2| 0| 0| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 2500 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + | 23 | Leukemia Mononuclear | X X X X | 4 | Neoplastic Nodule | | 1 | __________________________________________________________________________|____________| Mesentery | M | | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + M + + + + + + +| 48 | __________________________________________________________________________|____________| Tongue | | 1 | Mucosa, Squamous Cell Papilloma | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | Bilateral, Cortex, Leukemia | | | Mononuclear | X | 1 | Bilateral, Medulla, Leukemia | | | Mononuclear | X X | 2 | Cortex, Carcinoma | | 1 | Medulla, Pheochromocytoma Benign | X X | 3 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 18 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + +| 41 | __________________________________________________________________________|____________| Islets, Pancreatic | + +| 2 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + +| 32 | Pars Distalis, Adenoma | X X X X X X X X X X X| 24 | Pars Distalis, Carcinoma | X | 1 | Pars Distalis, Leukemia Mononuclear | X | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | +| 2 | Adenoma | X| 2 | __________________________________________________________________________|____________| Ovary | + + + | 5 | __________________________________________________________________________|____________| Uterus | + + + + + | 10 | Polyp Stromal | X X X | 6 | Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 11 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 7| 3| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 3| 3| | | 0| 0| 0| 4| 0| 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 2| 0| 0| 0| 0| 2| 0| 0| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 2500 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node | + + + + + + + M + + + + + + + + + M + + + + + + +| 47 | Leukemia Mononuclear | X | 1 | Mandibular, Leukemia Mononuclear | X X | 2 | Mesenteric, Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + M + + + + + + +| 48 | Leukemia Mononuclear | X X X X X | 7 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + +| 9 | Adenocarcinoma | X| 1 | Fibroadenoma | X X X X X | 7 | Fibroadenoma, Multiple | X | 1 | __________________________________________________________________________|____________| Skin | + | 2 | Subcutaneous Tissue, Fibroma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 1 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | A + | 1 | __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | Carcinoma | X | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + | 1 | __________________________________________________________________________|____________| Urinary Bladder | | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X | 7 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 12 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 3| 7| 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 7| 5| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 4| 2| 2| 2| 2| 1| 3| 2| 2| 2| 2| 2| 2| 4| | 8| 8| 8| 8| 8| 8| 8| 8| 8| 1| 8| 3| 8| 8| 6| 8| 3| 8| 8| 8| 8| 8| 8| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + A + + + + + + + + + + + + + + +| Jejunum, Peyer's Patch, Leukemia | | Mononuclear | | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Pharynx | | Palate, Squamous Cell Papilloma | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Glandular, Leukemia Mononuclear | X | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + I + + + + + +| Bilateral, Medulla, Leukemia | | Mononuclear | | Bilateral, Medulla, Pheochromocytoma | | Benign | X | Cortex, Adenoma | | Medulla, Pheochromocytoma Benign | X | Medulla, Pheochromocytoma Benign, | | Multiple | | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + M + M + + + + A + + + + + + + M M + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 3| 7| 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 7| 5| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 4| 2| 2| 2| 2| 1| 3| 2| 2| 2| 2| 2| 2| 4| | 8| 8| 8| 8| 8| 8| 8| 8| 8| 1| 8| 3| 8| 8| 6| 8| 3| 8| 8| 8| 8| 8| 8| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Pars Distalis, Adenoma | X X X X X X X X X| Pars Distalis, Adenoma, Multiple | X | Pars Distalis, Carcinoma | X X | Pars Intermedia, Adenoma | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | | Bilateral, C-Cell, Adenoma | X | C-Cell, Adenoma | X | C-Cell, Carcinoma | X X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + M M + + + M + + M + + + + + + M| Adenoma | X | __________________________________________________________________________| Ovary | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | Polyp Stromal | X X X X X X | Bilateral, Polyp Stromal | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + | Leukemia Mononuclear | X X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Skin | X | Mandibular, Leukemia Mononuclear | X X X | Mediastinal, Leukemia Mononuclear | X X | Mesenteric, Leukemia Mononuclear | | Pancreatic, Leukemia Mononuclear | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X | __________________________________________________________________________| Thymus | + + + + + + + + + M + + M + + + + + + + + + + + +| Carcinoma, Metastatic, Skin | X | Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + M M + + + + + + + + + + + + + +| Fibroadenoma | X| Fibroadenoma, Multiple | X | _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 3| 7| 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| 7| 5| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 4| 2| 2| 2| 2| 1| 3| 2| 2| 2| 2| 2| 2| 4| | 8| 8| 8| 8| 8| 8| 8| 8| 8| 1| 8| 3| 8| 8| 6| 8| 3| 8| 8| 8| 8| 8| 8| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Basosquamous Tumor Benign | | Trichoepithelioma | X | Subcutaneous Tissue, Carcinoma | X | Subcutaneous Tissue, Fibroma | X | Thoracic, Subcutaneous Tissue, Lipoma| X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumbar, Osteosarcoma | | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + A + + + + + + + + + + + + + + | Carcinoma, Metastatic, Pituitary | | Gland | X | Leukemia Mononuclear | X | Cerebrum, Granular Cell Tumor Benign | | Media, Astrocytoma Malignant | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Skin | X | Carcinoma, Metastatic, Thyroid Gland | X | Leukemia Mononuclear | X X | __________________________________________________________________________| Nose | + + + + + + + + + M + + + + M + + M + + + + + + M| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + I + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + A + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + A + + + + + + + + + + + + + + +| Transitional Epithelium, Papilloma | X | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 3| 7| | DAY ON TEST | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 4| 2| | | 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 8| 1| 8| 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 3| 8| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Jejunum, Peyer's Patch, Leukemia | | | Mononuclear | X | 1 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X | 11 | __________________________________________________________________________|____________| Mesentery | + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Pharynx | + | 1 | Palate, Squamous Cell Papilloma | X | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Glandular, Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Tooth | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X | 3 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Bilateral, Medulla, Leukemia | | | Mononuclear | X | 1 | Bilateral, Medulla, Pheochromocytoma | | | Benign | | 1 | Cortex, Adenoma | X | 1 | Medulla, Pheochromocytoma Benign | | 1 | Medulla, Pheochromocytoma Benign, | | | Multiple | X | 1 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + | 23 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 16 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 3| 7| | DAY ON TEST | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 4| 2| | | 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 8| 1| 8| 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 3| 8| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + +| 32 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M + + + + + + + + + + M + M + + M + + + I M| 39 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + I + + + + + + +| 48 | Leukemia Mononuclear | X | 1 | Pars Distalis, Adenoma | X X X X X X X X X X X X X | 22 | Pars Distalis, Adenoma, Multiple | | 1 | Pars Distalis, Carcinoma | X X X | 5 | Pars Intermedia, Adenoma | | 1 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X | 1 | Bilateral, C-Cell, Adenoma | | 1 | C-Cell, Adenoma | X X X X X | 6 | C-Cell, Carcinoma | X | 3 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + M + + + I + + + + + + M + + + + M + + + + + M +| 40 | Adenoma | X X | 3 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X | 2 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | Polyp Stromal | X X X X | 10 | Bilateral, Polyp Stromal | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + | 8 | Leukemia Mononuclear | X X X | 5 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X | 2 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Skin | | 1 | Mandibular, Leukemia Mononuclear | X X X X X | 8 | Mediastinal, Leukemia Mononuclear | X | 3 | Mesenteric, Leukemia Mononuclear | X | 1 | Pancreatic, Leukemia Mononuclear | X | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 17 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 3| 7| | DAY ON TEST | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 4| 2| | | 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 8| 1| 8| 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 3| 8| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X | 11 | __________________________________________________________________________|____________| Thymus | + + + + + + + + M + + + + + + + + + + + + + + + +| 47 | Carcinoma, Metastatic, Skin | | 1 | Leukemia Mononuclear | X | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + M + + + + + M +| 46 | Fibroadenoma | X X | 3 | Fibroadenoma, Multiple | | 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basosquamous Tumor Benign | X | 1 | Trichoepithelioma | | 1 | Subcutaneous Tissue, Carcinoma | | 1 | Subcutaneous Tissue, Fibroma | X | 2 | Thoracic, Subcutaneous Tissue, Lipoma| | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumbar, Osteosarcoma | X | 1 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Carcinoma, Metastatic, Pituitary | | | Gland | X | 2 | Leukemia Mononuclear | | 1 | Cerebrum, Granular Cell Tumor Benign | X | 1 | Media, Astrocytoma Malignant | X | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Skin | | 1 | Carcinoma, Metastatic, Thyroid Gland | | 1 | Leukemia Mononuclear | X X X | 5 | __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + M + + + + + + +| 45 | __________________________________________________________________________|____________| Trachea | + + + + + + M + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 18 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 3| 7| | DAY ON TEST | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 6| 2| 2| 2| 2| 2| 4| 2| | | 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 8| 1| 8| 8| 8| 8| 8| 4| 8| 8| 8| 8| 8| 3| 8| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Eye | + | 4 | __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + +| 42 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + M + + + + + + + + + + + + + + +| 48 | Transitional Epithelium, Papilloma | | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X | 11 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 19 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 5| 7| 7| 4| 6| 6| DAY ON TEST | 9| 7| 2| 7| 2| 2| 5| 2| 2| 2| 2| 4| 5| 2| 2| 8| 2| 2| 2| 7| 2| 2| 1| 7| 5| | 8| 1| 7| 4| 7| 7| 8| 7| 7| 7| 7| 8| 6| 7| 7| 0| 7| 7| 7| 1| 7| 7| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + A + + + + + + + + + + + + + + + + + + + + A + +| Leukemia Mononuclear | X | Colon, Peyer's Patch, Leukemia | | Mononuclear | X | Peyer's Patch, Rectum, Leukemia | | Mononuclear | | Rectum, Leukemia Mononuclear | X | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small | + A + + + + + + + + + + + + + + + + + + + + A + +| Adenocarcinoma, Metastatic, Kidney | X | Leukemia Mononuclear | X | Jejunum, Sarcoma | | Jejunum, Peyer's Patch, Leukemia | | Mononuclear | X | Peyer's Patch, Leukemia Mononuclear | X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenocarcinoma, Metastatic, Kidney | X | Hepatocellular Carcinoma | X | Leukemia Mononuclear | X X X X X X X X X X X X X X| Neoplastic Nodule | | Neoplastic Nodule, Multiple | X | __________________________________________________________________________| Mesentery | + + M | Adenocarcinoma, Metastatic, Kidney | X | __________________________________________________________________________| Pancreas | + A + + + + + + + + + + + + + + + + + + + + + + +| Adenocarcinoma, Metastatic, Kidney | X | Leukemia Mononuclear | X X | Acinus, Adenoma | X | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Stomach | + A + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X | Forestomach, Squamous Cell Papilloma | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X| Myocardium, Leukemia Mononuclear | X | Pericardium, Leukemia Mononuclear | X | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 5| 7| 7| 4| 6| 6| DAY ON TEST | 9| 7| 2| 7| 2| 2| 5| 2| 2| 2| 2| 4| 5| 2| 2| 8| 2| 2| 2| 7| 2| 2| 1| 7| 5| | 8| 1| 7| 4| 7| 7| 8| 7| 7| 7| 7| 8| 6| 7| 7| 0| 7| 7| 7| 1| 7| 7| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Bilateral, Medulla, Leukemia | | Mononuclear | X | Bilateral, Medulla, Pheochromocytoma | | Complex | | Bilateral, Medulla, Pheochromocytoma | | Benign | X X X | Capsule, Leukemia Mononuclear | X | Cortex, Adenoma | X | Cortex, Leukemia Mononuclear | | Medulla, Leukemia Mononuclear | X X| Medulla, Pheochromocytoma Benign | X X X X | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + | __________________________________________________________________________| Islets, Pancreatic | + A + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | Mixed Tumor Malignant | | __________________________________________________________________________| Parathyroid Gland | + M + + + + + + + + + + + + I + M + M + + + M + +| Adenoma | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Pars Distalis, Adenoma | X X X X X | __________________________________________________________________________| Thyroid Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Capsule, Leukemia | | Mononuclear | X | C-Cell, Adenoma | X X X X X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | Adenocarcinoma, Metastatic, Kidney | X | Chemodectoma Malignant | X | Organ Of Zuckerkandl | X | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenocarcinoma, Metastatic, Kidney | X | Leukemia Mononuclear | X | __________________________________________________________________________| Preputial Gland | + + + + + + + + + M + + + + + + + M + + M + +| Adenoma | X | Leukemia Mononuclear | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + M + + + + M + + + + + + + +| _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 5| 7| 7| 4| 6| 6| DAY ON TEST | 9| 7| 2| 7| 2| 2| 5| 2| 2| 2| 2| 4| 5| 2| 2| 8| 2| 2| 2| 7| 2| 2| 1| 7| 5| | 8| 1| 7| 4| 7| 7| 8| 7| 7| 7| 7| 8| 6| 7| 7| 0| 7| 7| 7| 1| 7| 7| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Adenocarcinoma, Metastatic, Kidney | X | Leukemia Mononuclear | X | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X X X X X X X| Interstitial Cell, Adenoma | X X X X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + M + + + + +| Leukemia Mononuclear | X X X X X X X X| __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + A + +| Leukemia Mononuclear | X X X X X X X| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Skin | | Leukemia Mononuclear | X X | Bronchial, Leukemia Mononuclear | X | Deep Cervical, Leukemia Mononuclear | X | Mandibular, Leukemia Mononuclear | X X X X X X X X X X X X X| Mediastinal, Leukemia Mononuclear | X X X X X X | Mesenteric, Leukemia Mononuclear | X X | Renal, Leukemia Mononuclear | X | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X X X X X X X X X| __________________________________________________________________________| Thymus | I + + + + + + + + + + M + + M M + + + + + + I + +| Leukemia Mononuclear | X X X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + M + + + + + M + M + M M + M +| Adenocarcinoma | | Fibroadenoma | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | | Keratoacanthoma | X | Squamous Cell Papilloma | X | Abdominal, Subcutaneous Tissue, | | Leukemia Mononuclear | X | Face, Subcutaneous Tissue, Leukemia | | Mononuclear | X | Subcutaneous Tissue, Fibroma | X X X | Subcutaneous Tissue, Sarcoma | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 5| 7| 7| 4| 6| 6| DAY ON TEST | 9| 7| 2| 7| 2| 2| 5| 2| 2| 2| 2| 4| 5| 2| 2| 8| 2| 2| 2| 7| 2| 2| 1| 7| 5| | 8| 1| 7| 4| 7| 7| 8| 7| 7| 7| 7| 8| 6| 7| 7| 0| 7| 7| 7| 1| 7| 7| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma, Metastatic, Skin | | Leukemia Mononuclear | X X| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenocarcinoma, Metastatic, Kidney | X | Alveolar/Bronchiolar Carcinoma | X | Carcinoma, Metastatic, Skin | | Leukemia Mononuclear | X X X X X| Sarcoma, Metastatic | X | Interstitium, Leukemia Mononuclear | X X X | Interstitium, Mediastinum, Leukemia | | Mononuclear | X | Mediastinum, Leukemia Mononuclear | X X X | Mediastinum, Lipoma | X | __________________________________________________________________________| Nose | M + + + + + + + + + + M + + + + + + + M + + M + +| Leukemia Mononuclear | X | __________________________________________________________________________| Trachea | + A + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + M + M + | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + | Bilateral, Leukemia Mononuclear | X | __________________________________________________________________________| Zymbal's Gland | M | Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X | Capsule, Leukemia Mononuclear | X | Renal Tubule, Adenocarcinoma | X | __________________________________________________________________________| Urinary Bladder | + A + + + + + + + + + + + + + + M + + + + + + + +| Leukemia Mononuclear | X X | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X X X X X X X X X| _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| | DAY ON TEST | 1| 2| 2| 9| 2| 8| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 6| | | 3| 7| 7| 5| 7| 0| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 3| 2| 8| 5| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + A + + +| 47 | Leukemia Mononuclear | | 1 | Colon, Peyer's Patch, Leukemia | | | Mononuclear | X X | 3 | Peyer's Patch, Rectum, Leukemia | | | Mononuclear | X | 1 | Rectum, Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + +| 40 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + A + + +| 47 | Adenocarcinoma, Metastatic, Kidney | | 1 | Leukemia Mononuclear | | 1 | Jejunum, Sarcoma | X | 1 | Jejunum, Peyer's Patch, Leukemia | | | Mononuclear | X X | 3 | Peyer's Patch, Leukemia Mononuclear | | 2 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + +| 42 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + +| 41 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenocarcinoma, Metastatic, Kidney | | 1 | Hepatocellular Carcinoma | X X | 3 | Leukemia Mononuclear | X X X X X X X X X X X X X X X X X| 31 | Neoplastic Nodule | X X X | 3 | Neoplastic Nodule, Multiple | | 1 | __________________________________________________________________________|____________| Mesentery | + | 3 | Adenocarcinoma, Metastatic, Kidney | | 1 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenocarcinoma, Metastatic, Kidney | | 1 | Leukemia Mononuclear | | 2 | Acinus, Adenoma | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | | 2 | Forestomach, Squamous Cell Papilloma | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 24 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| | DAY ON TEST | 1| 2| 2| 9| 2| 8| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 6| | | 3| 7| 7| 5| 7| 0| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 3| 2| 8| 5| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X | 10 | Myocardium, Leukemia Mononuclear | | 1 | Pericardium, Leukemia Mononuclear | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | Bilateral, Medulla, Leukemia | | | Mononuclear | | 1 | Bilateral, Medulla, Pheochromocytoma | | | Complex | X | 1 | Bilateral, Medulla, Pheochromocytoma | | | Benign | X X X X X X | 9 | Capsule, Leukemia Mononuclear | | 1 | Cortex, Adenoma | | 1 | Cortex, Leukemia Mononuclear | X | 1 | Medulla, Leukemia Mononuclear | | 2 | Medulla, Pheochromocytoma Benign | X X X X X X X X| 12 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 20 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + | 14 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | | 1 | Mixed Tumor Malignant | X | 1 | __________________________________________________________________________|____________| Parathyroid Gland | M + + + + + + + + + + + + + + + M + + + + + M + +| 42 | Adenoma | X | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | Leukemia Mononuclear | | 1 | Pars Distalis, Adenoma | X| 6 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Bilateral, Capsule, Leukemia | | | Mononuclear | | 1 | C-Cell, Adenoma | X X X X X X | 11 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | Adenocarcinoma, Metastatic, Kidney | | 1 | Chemodectoma Malignant | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 25 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| | DAY ON TEST | 1| 2| 2| 9| 2| 8| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 6| | | 3| 7| 7| 5| 7| 0| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 3| 2| 8| 5| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENERAL BODY SYSTEM - cont | | | | | | Organ Of Zuckerkandl | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenocarcinoma, Metastatic, Kidney | | 1 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + M + + + + + + + + + + + + + + + M| 43 | Adenoma | X | 2 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Adenocarcinoma, Metastatic, Kidney | | 1 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X X X X X X | 35 | Interstitial Cell, Adenoma | X X X X X X X X| 13 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + + + + + + + + +| 26 | Leukemia Mononuclear | X X X X X X X X X| 17 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Leukemia Mononuclear | X X X X X | 12 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Skin | X | 1 | Leukemia Mononuclear | X | 3 | Bronchial, Leukemia Mononuclear | | 1 | Deep Cervical, Leukemia Mononuclear | X | 2 | Mandibular, Leukemia Mononuclear | X X X X X X X X X X X X X X X X| 29 | Mediastinal, Leukemia Mononuclear | X X X X X X X X X X X| 17 | Mesenteric, Leukemia Mononuclear | X X X | 5 | Renal, Leukemia Mononuclear | X | 2 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X X X X X X X X| 31 | __________________________________________________________________________|____________| Thymus | + + + + + I + I I + + + + + + I + + I + + + + M +| 39 | Leukemia Mononuclear | X | 4 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M + M M + M M M M + + M + + + M + + M + M M +| 25 | Adenocarcinoma | X | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 26 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| | DAY ON TEST | 1| 2| 2| 9| 2| 8| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 6| | | 3| 7| 7| 5| 7| 0| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 3| 2| 8| 5| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Fibroadenoma | X | 1 | __________________________________________________________________________|____________| Skin | M + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Carcinoma | X | 1 | Keratoacanthoma | | 1 | Squamous Cell Papilloma | X | 2 | Abdominal, Subcutaneous Tissue, | | | Leukemia Mononuclear | | 1 | Face, Subcutaneous Tissue, Leukemia | | | Mononuclear | | 1 | Subcutaneous Tissue, Fibroma | X | 4 | Subcutaneous Tissue, Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + I + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma, Metastatic, Skin | X | 1 | Leukemia Mononuclear | | 2 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenocarcinoma, Metastatic, Kidney | | 1 | Alveolar/Bronchiolar Carcinoma | | 1 | Carcinoma, Metastatic, Skin | X | 1 | Leukemia Mononuclear | X X X X X X X X X| 14 | Sarcoma, Metastatic | | 1 | Interstitium, Leukemia Mononuclear | | 3 | Interstitium, Mediastinum, Leukemia | | | Mononuclear | | 1 | Mediastinum, Leukemia Mononuclear | | 3 | Mediastinum, Lipoma | | 1 | __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + M + +| 45 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + I | 4 | __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + | 43 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 27 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 6| | DAY ON TEST | 1| 2| 2| 9| 2| 8| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 6| 2| 2| 6| | | 3| 7| 7| 5| 7| 0| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 3| 2| 8| 5| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | 0 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Bilateral, Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | Carcinoma | X | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X | 9 | Capsule, Leukemia Mononuclear | | 1 | Renal Tubule, Adenocarcinoma | X | 2 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Leukemia Mononuclear | X | 3 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X X X X X X X X| 31 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 28 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 6| 4| 6| 5| 7| 5| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 2| 7| 2| 2| 8| 7| 6| 9| 2| 6| 1| 2| 2| 1| 2| 3| 2| 2| 2| 2| 1| 2| 0| 2| 2| | 9| 4| 9| 9| 1| 7| 5| 2| 9| 2| 6| 5| 2| 3| 9| 6| 9| 9| 9| 9| 4| 9| 0| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Intestine Large | | __________________________________________________________________________| Intestine Small | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X| Leukemia Mononuclear | X X X X X | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pharynx | + | Palate, Squamous Cell Papilloma | X | __________________________________________________________________________| Stomach | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + | Leukemia Mononuclear | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + | Bilateral, Medulla, Pheochromocytoma | | Benign | X X | __________________________________________________________________________| Adrenal Gland, Medulla | | __________________________________________________________________________| Parathyroid Gland | + | Adenoma | X | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + I + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Pars Distalis, Adenoma | X X X X X X| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, C-Cell, Adenoma | | C-Cell, Adenoma | X X X X | C-Cell, Adenoma, Multiple | | Follicle, Adenoma, Cystic | | Follicle, Adenoma, Cystic, Papillary | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | Abdominal, Liposarcoma | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | | __________________________________________________________________________| Preputial Gland | + + + | Adenoma | X X | Carcinoma | X | __________________________________________________________________________| Prostate | + + | __________________________________________________________________________| Seminal Vesicle | + | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X X | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 6| 4| 6| 5| 7| 5| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 2| 7| 2| 2| 8| 7| 6| 9| 2| 6| 1| 2| 2| 1| 2| 3| 2| 2| 2| 2| 1| 2| 0| 2| 2| | 9| 4| 9| 9| 1| 7| 5| 2| 9| 2| 6| 5| 2| 3| 9| 6| 9| 9| 9| 9| 4| 9| 0| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Interstitial Cell, Adenoma | X X X X X X| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Lymph Node | + + + | Axillary, Leukemia Mononuclear | | Mandibular, Leukemia Mononuclear | | Mesenteric, Leukemia Mononuclear | X | __________________________________________________________________________| Spleen | + + + + + | Leukemia Mononuclear | X X X X | __________________________________________________________________________| Thymus | + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + | Adenocarcinoma | | Fibroadenoma | X X | __________________________________________________________________________| Skin | + + + + + + + + + | Basal Cell Adenoma | | Fibrosarcoma | X | Squamous Cell Papilloma | | Trichoepithelioma | X | Axillary, Subcutaneous Tissue, | | Leukemia Mononuclear | X | Sebaceous Gland, Adenocarcinoma | X | Subcutaneous Tissue, Fibroma | X X | Subcutaneous Tissue, Fibrosarcoma | X | Subcutaneous Tissue, Schwannoma NOS | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + | Adenocarcinoma, Metastatic, Mammary | | Gland | | Leukemia Mononuclear | X | Liposarcoma, Metastatic, Tissue NOS | | __________________________________________________________________________| Nose | + + + + + + + + + M + + + + + + + + + + + + + + +| Turbinate, Respiratory Epithelium, | | Adenocarcinoma | X | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 6| 4| 6| 5| 7| 5| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 2| 7| 2| 2| 8| 7| 6| 9| 2| 6| 1| 2| 2| 1| 2| 3| 2| 2| 2| 2| 1| 2| 0| 2| 2| | 9| 4| 9| 9| 1| 7| 5| 2| 9| 2| 6| 5| 2| 3| 9| 6| 9| 9| 9| 9| 4| 9| 0| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5000 PPM | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Eye | + + + + | __________________________________________________________________________| Zymbal's Gland | | Squamous Cell Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + | Mixed Tumor Malignant | | __________________________________________________________________________| Urinary Bladder | + | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 7| 6| 6| 4| 7| 7| 4| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| | DAY ON TEST | 2| 7| 2| 6| 2| 2| 7| 7| 6| 2| 0| 2| 1| 4| 2| 2| 0| 9| 2| 2| 2| 2| 5| 2| 2| | | 9| 7| 9| 9| 9| 9| 9| 4| 9| 9| 0| 6| 0| 2| 9| 9| 0| 0| 9| 9| 9| 9| 9| 9| 9| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Intestine Large | + | 1 | __________________________________________________________________________|____________| Intestine Small | + | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocellular Carcinoma | | 1 | Leukemia Mononuclear | X X X X X X X X X X X | 16 | __________________________________________________________________________|____________| Mesentery | + | 2 | __________________________________________________________________________|____________| Pharynx | | 1 | Palate, Squamous Cell Papilloma | | 1 | __________________________________________________________________________|____________| Stomach | + + | 2 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | | 2 | Leukemia Mononuclear | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + | 3 | Bilateral, Medulla, Pheochromocytoma | | | Benign | | 2 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + | 1 | __________________________________________________________________________|____________| Parathyroid Gland | | 1 | Adenoma | | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + I + + + + + + + + + + + + + +| 44 | Leukemia Mononuclear | | 1 | Pars Distalis, Adenoma | X X X X | 10 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Bilateral, C-Cell, Adenoma | X | 1 | C-Cell, Adenoma | X X X | 7 | C-Cell, Adenoma, Multiple | X | 1 | Follicle, Adenoma, Cystic | X X | 2 | Follicle, Adenoma, Cystic, Papillary | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | Abdominal, Liposarcoma | X | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + | 1 | __________________________________________________________________________|____________| Preputial Gland | | 3 | Adenoma | | 2 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 32 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 7| 6| 6| 4| 7| 7| 4| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| | DAY ON TEST | 2| 7| 2| 6| 2| 2| 7| 7| 6| 2| 0| 2| 1| 4| 2| 2| 0| 9| 2| 2| 2| 2| 5| 2| 2| | | 9| 7| 9| 9| 9| 9| 9| 4| 9| 9| 0| 6| 0| 2| 9| 9| 0| 0| 9| 9| 9| 9| 9| 9| 9| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Carcinoma | | 1 | __________________________________________________________________________|____________| Prostate | + | 3 | __________________________________________________________________________|____________| Seminal Vesicle | | 1 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + +| 38 | Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X | 25 | Interstitial Cell, Adenoma | X X X X X X| 12 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node | + + + + + + | 9 | Axillary, Leukemia Mononuclear | X | 1 | Mandibular, Leukemia Mononuclear | X X | 2 | Mesenteric, Leukemia Mononuclear | X X X | 4 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 14 | Leukemia Mononuclear | X X X X X X X X | 12 | __________________________________________________________________________|____________| Thymus | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + | 4 | Adenocarcinoma | X | 1 | Fibroadenoma | X | 3 | __________________________________________________________________________|____________| Skin | + + + | 12 | Basal Cell Adenoma | X | 1 | Fibrosarcoma | | 1 | Squamous Cell Papilloma | X | 1 | Trichoepithelioma | | 1 | Axillary, Subcutaneous Tissue, | | | Leukemia Mononuclear | | 1 | Sebaceous Gland, Adenocarcinoma | | 1 | Subcutaneous Tissue, Fibroma | | 2 | Subcutaneous Tissue, Fibrosarcoma | X | 2 | Subcutaneous Tissue, Schwannoma NOS | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 33 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 7| 6| 6| 4| 7| 7| 4| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| | DAY ON TEST | 2| 7| 2| 6| 2| 2| 7| 7| 6| 2| 0| 2| 1| 4| 2| 2| 0| 9| 2| 2| 2| 2| 5| 2| 2| | | 9| 7| 9| 9| 9| 9| 9| 4| 9| 9| 0| 6| 0| 2| 9| 9| 0| 0| 9| 9| 9| 9| 9| 9| 9| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 5000 PPM | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lung | + + | 3 | Adenocarcinoma, Metastatic, Mammary | | | Gland | X | 1 | Leukemia Mononuclear | | 1 | Liposarcoma, Metastatic, Tissue NOS | X | 1 | __________________________________________________________________________|____________| Nose | + + + + + M + + + + + + + + + + + + + + + + + + +| 48 | Turbinate, Respiratory Epithelium, | | | Adenocarcinoma | | 1 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 4 | __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | Squamous Cell Carcinoma | X | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + | 8 | Mixed Tumor Malignant | X | 1 | __________________________________________________________________________|____________| Urinary Bladder | + | 2 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X X X | 17 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 34 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 6| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 5| 6| 6| 7| 6| 6| DAY ON TEST | 2| 2| 2| 6| 2| 2| 8| 2| 3| 9| 2| 2| 2| 2| 2| 2| 2| 8| 2| 9| 5| 8| 2| 7| 5| | 7| 7| 7| 5| 7| 7| 1| 7| 1| 3| 7| 7| 7| 7| 7| 7| 7| 0| 5| 7| 9| 1| 7| 4| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 10000 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + A + + + + + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + A + + + +| Ileum, Peyer's Patch, Leukemia | | Mononuclear | | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X X| Neoplastic Nodule | X | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Adenoma | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Forestomach, Squamous Cell Papilloma | X | __________________________________________________________________________| Tongue | | Mucosa, Squamous Cell Papilloma | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Bilateral, Medulla, Pheochromocytoma | | Benign | X X X X | Medulla, Pheochromocytoma Benign | X X X X X | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | | __________________________________________________________________________| Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + M + M + +| Adenoma | X | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| Pars Distalis, Adenoma | X X X X | Pars Intermedia, Carcinoma | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 6| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 5| 6| 6| 7| 6| 6| DAY ON TEST | 2| 2| 2| 6| 2| 2| 8| 2| 3| 9| 2| 2| 2| 2| 2| 2| 2| 8| 2| 9| 5| 8| 2| 7| 5| | 7| 7| 7| 5| 7| 7| 1| 7| 1| 3| 7| 7| 7| 7| 7| 7| 7| 0| 5| 7| 9| 1| 7| 4| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 10000 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Bilateral, C-Cell, Adenoma | X | C-Cell, Adenoma | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Chemodectoma Benign | X | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | __________________________________________________________________________| Penis | + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X X X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X X X X X X X| Interstitial Cell, Adenoma | X X X X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + | Leukemia Mononuclear | X X X X X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | Lumbar, Leukemia Mononuclear | X | Mandibular, Leukemia Mononuclear | X X X X X X X| Mediastinal, Leukemia Mononuclear | X X X X| Mesenteric, Leukemia Mononuclear | X | Pancreatic, Leukemia Mononuclear | X | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X X| __________________________________________________________________________| Thymus | + + + + + + + + I + + + + + + + + + M + + + + + I| Leukemia Mononuclear | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M + M + M M + + M + M + + + M + M + M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Keratoacanthoma | X | Squamous Cell Carcinoma | X | Squamous Cell Papilloma | | Trichoepithelioma | | Subcutaneous Tissue, Fibroma | X | _____________________________________________________________________________________________________________________| Page 36 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 6| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 5| 6| 6| 7| 6| 6| DAY ON TEST | 2| 2| 2| 6| 2| 2| 8| 2| 3| 9| 2| 2| 2| 2| 2| 2| 2| 8| 2| 9| 5| 8| 2| 7| 5| | 7| 7| 7| 5| 7| 7| 1| 7| 1| 3| 7| 7| 7| 7| 7| 7| 7| 0| 5| 7| 9| 1| 7| 4| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 10000 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Subcutaneous Tissue, Fibrosarcoma | X X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + M + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + M + + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | | _____________________________________________________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X X X X X X| _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 4| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 2| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 4| 2| 5| 1| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 1| 2| 2| | | 7| 7| 7| 7| 7| 7| 7| 9| 5| 7| 4| 1| 7| 7| 7| 0| 7| 3| 7| 7| 7| 7| 9| 7| 7| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 10000 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + A + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + M + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + M + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + M + + + + + A + + + + + + + + + + +| 47 | Ileum, Peyer's Patch, Leukemia | | | Mononuclear | X | 1 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X | 17 | Neoplastic Nodule | | 1 | __________________________________________________________________________|____________| Mesentery | + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Acinus, Adenoma | X | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + A + + +| 49 | Leukemia Mononuclear | | 1 | Forestomach, Squamous Cell Papilloma | X | 2 | __________________________________________________________________________|____________| Tongue | + | 1 | Mucosa, Squamous Cell Papilloma | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X | 9 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | Bilateral, Medulla, Pheochromocytoma | | | Benign | X X | 6 | Medulla, Pheochromocytoma Benign | X X X X X X X | 12 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + +| 22 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Adenoma | X | 1 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + M + + + + M + + + + + + + + + M + + + +| 44 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 38 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 4| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 2| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 4| 2| 5| 1| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 1| 2| 2| | | 7| 7| 7| 7| 7| 7| 7| 9| 5| 7| 4| 1| 7| 7| 7| 0| 7| 3| 7| 7| 7| 7| 9| 7| 7| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 10000 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Adenoma | | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Adenoma | X X X X | 8 | Pars Intermedia, Carcinoma | X | 1 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bilateral, C-Cell, Adenoma | | 1 | C-Cell, Adenoma | X X X X | 5 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | Chemodectoma Benign | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________|____________| Penis | | 1 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + M + + + + + M + + + + + + + + M + +| 47 | Adenoma | X| 7 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bilateral, Interstitial Cell, Adenoma| X X X X X X X X X X X X X X X X X X X| 37 | Interstitial Cell, Adenoma | X X X X | 9 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + + + | 16 | Leukemia Mononuclear | X X X X X X X | 12 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X | 9 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | | 1 | Lumbar, Leukemia Mononuclear | | 1 | Mandibular, Leukemia Mononuclear | X X X X X X X X X | 16 | Mediastinal, Leukemia Mononuclear | X X X X | 8 | Mesenteric, Leukemia Mononuclear | X X X | 4 | Pancreatic, Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X | 17 | __________________________________________________________________________|____________| Thymus | + + + + M + I M + + + + + M + + + + + + + + + + +| 43 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 39 NTP Experiment-Test: 05052-01 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: CHRONIC 2,4-DICHLOROPHENOL Date: 05/05/97 Route: DOSED FEED Time: 10:50:57 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 4| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 2| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 1| 4| 2| 5| 1| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 1| 2| 2| | | 7| 7| 7| 7| 7| 7| 7| 9| 5| 7| 4| 1| 7| 7| 7| 0| 7| 3| 7| 7| 7| 7| 9| 7| 7| | _____________________________________________________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 10000 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | PPM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Leukemia Mononuclear | X X X X | 5 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + + + M + M M M M + M + + M + + + M M + M M M +| 22 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Keratoacanthoma | | 1 | Squamous Cell Carcinoma | X | 2 | Squamous Cell Papilloma | X | 1 | Trichoepithelioma | X | 1 | Subcutaneous Tissue, Fibroma | | 1 | Subcutaneous Tissue, Fibrosarcoma | | 2 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + M + + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X | 15 | __________________________________________________________________________|____________| Nose | + + + + + + + M + + + + + M + + + + + + + + M + +| 46 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 2 | __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 36 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + A + + + + + + +| 49 | Leukemia Mononuclear | | 1 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Leukemia Mononuclear | X X X X X X X X X X | 17 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 40 ------------------------------------------------------------ ---------- END OF REPORT ---------- 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