TDMS Study 05058-02 Pathology Tables
NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 Facility: Southern Research Institute Chemical CAS #: 121-19-7 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 5| 7| 7| 6| 6| 5| 7| 7| 7| 6| 7| 6| 7| 7| 4| 6| 1| 0| 7| 6| 5| DAY ON TEST | 0| 4| 4| 2| 9| 3| 3| 3| 8| 2| 3| 3| 3| 6| 1| 4| 1| 3| 9| 8| 7| 4| 3| 5| 4| | 2| 1| 7| 1| 2| 1| 1| 5| 8| 7| 2| 2| 2| 7| 0| 7| 0| 2| 4| 4| 0| 2| 2| 8| 1| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | M + + + + + + + + + + + + + + M M + + + + + M + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + M + + + + + + + + + + + + M M + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + M + + + + + + + + + + + +| Ulcer | 4 | __________________________________________________________________________| Intestine Small, Ileum | M + + + + + + + + + + + + + + + + + + + + M + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 3 3 3 | Hyperplasia, Lymphoid | | Infarct | 3 | Infiltration Cellular, | | Polymorphonuclear | 2 2 2 2 3 3 3| Vacuolization Cytoplasmic | | Centrilobular, Vacuolization | | Cytoplasmic | 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + +| Inflammation, Suppurative | 3 3 3 3 3 3 3 4 3| Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Papillary | 1 | Inflammation, Diffuse, Suppurative | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | Artery, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 3 | Hyperplasia, Focal | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 5| 7| 7| 6| 6| 5| 7| 7| 7| 6| 7| 6| 7| 7| 4| 6| 1| 0| 7| 6| 5| DAY ON TEST | 0| 4| 4| 2| 9| 3| 3| 3| 8| 2| 3| 3| 3| 6| 1| 4| 1| 3| 9| 8| 7| 4| 3| 5| 4| | 2| 1| 7| 1| 2| 1| 1| 5| 8| 7| 2| 2| 2| 7| 0| 7| 0| 2| 4| 4| 0| 2| 2| 8| 1| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | | | | Infiltration Cellular, | | Polymorphonuclear | | Vacuolization Cytoplasmic, Focal | | Corticomedullary Junction, | | Degeneration, Fatty | 3 | Extra Adrenal Tissue, Inflammation, | | Suppurative | 2 3 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + M + + + + + + M M + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| Pars Distalis, Angiectasis | | Pars Distalis, Hyperplasia, Focal | 1 1 | Pars Distalis, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Degeneration, Cystic | 1 1 3 2 | Inflammation, Suppurative | 1 | Follicular Cell, Hyperplasia | 1 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Bacterium | 4 | Hyperplasia, Neutrophil | 4 | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma | | Hemorrhage | 2 | Hyperplasia, Lymphoid | 2 | Inflammation, Suppurative | 4 4 3 4 4 4 4 4 4 4| Follicle, Cyst | X | __________________________________________________________________________| Oviduct | + + | Dilatation | | Inflammation, Suppurative | 4 3 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | 2 | Inflammation, Suppurative | 3 4 3 1 3 2 2 1 2 2| Endometrium, Hyperplasia, Cystic | 1 3 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 5| 7| 7| 6| 6| 5| 7| 7| 7| 6| 7| 6| 7| 7| 4| 6| 1| 0| 7| 6| 5| DAY ON TEST | 0| 4| 4| 2| 9| 3| 3| 3| 8| 2| 3| 3| 3| 6| 1| 4| 1| 3| 9| 8| 7| 4| 3| 5| 4| | 2| 1| 7| 1| 2| 1| 1| 5| 8| 7| 2| 2| 2| 7| 0| 7| 0| 2| 4| 4| 0| 2| 2| 8| 1| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | | | | Angiectasis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Bronchial, Bacterium | | Bronchial, Hyperplasia | 3 | Bronchial, Inflammation, Suppurative | | Iliac, Hyperplasia | 2 | Mediastinal, Cyst | | Mediastinal, Hyperplasia | 3 | Mediastinal, Inflammation, | | Suppurative | 3 4 | Renal, Hyperplasia | 3 3 3 3 3 4 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + + + + M + + + M + + + + + + + +| Hyperplasia, Lymphoid | 3 | Hyperplasia | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + M + + + + + + + + + + + + + +| Angiectasis | 2 2 2 | Hyperplasia, Lymphoid | 2 2 | Hyperplasia | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Hematopoietic Cell Proliferation | 3 3 3 4 3 3 3 2 3 3| Hyperplasia, Lymphoid | 3 | Infarct | | Inflammation, Suppurative | | __________________________________________________________________________| Thymus | + + + M + + + + + + + + + + + + + M M + + + + + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Duct, Dilatation | 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 1 | Inflammation, Suppurative | 3 | Subcutaneous Tissue, Edema | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + + + + | Inflammation, Suppurative | 2 4 2 | Adventitia, Inflammation, Focal | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Focal | 2 | Hyperplasia, Lymphoid | 1 | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 5| 7| 7| 6| 6| 5| 7| 7| 7| 6| 7| 6| 7| 7| 4| 6| 1| 0| 7| 6| 5| DAY ON TEST | 0| 4| 4| 2| 9| 3| 3| 3| 8| 2| 3| 3| 3| 6| 1| 4| 1| 3| 9| 8| 7| 4| 3| 5| 4| | 2| 1| 7| 1| 2| 1| 1| 5| 8| 7| 2| 2| 2| 7| 0| 7| 0| 2| 4| 4| 0| 2| 2| 8| 1| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | | | | Mineralization | 2 2 1 2 3 2 1 3 1 2 2 | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Focal | 2 | Necrosis, Focal | 2 | Meninges, Hyperplasia, Lymphoid | 1 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 1 2 1 2 1 3 | Congestion | 2 3 3| Hemorrhage, Focal | 4 | Hyperplasia, Lymphoid | 2 | Hyperplasia, Macrophage | | Infiltration Cellular, | | Polymorphonuclear | 2 2 3 2 2 3 | Inflammation, Focal | 1 2 1 2 1 | Inflammation, Suppurative | | Mineralization | | Alveolar Epithelium, Hyperplasia, | | Focal | | Alveolar Epithelium, Metaplasia, | | Focal | | Mediastinum, Inflammation, | | Suppurative | 2 3 4 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + M M + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | Hyperplasia, Focal | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 | Hyperplasia, Lymphoid | 1 2 1 | Infarct | | Infiltration Cellular, | | Polymorphonuclear | 3 | Infiltration Cellular, Mixed Cell | 1 | Inflammation, Suppurative | 3 | Mineralization | | Nephropathy | 1 1 1 2 | Pigmentation | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 5| 7| 7| 6| 6| 5| 7| 7| 7| 6| 7| 6| 7| 7| 4| 6| 1| 0| 7| 6| 5| DAY ON TEST | 0| 4| 4| 2| 9| 3| 3| 3| 8| 2| 3| 3| 3| 6| 1| 4| 1| 3| 9| 8| 7| 4| 3| 5| 4| | 2| 1| 7| 1| 2| 1| 1| 5| 8| 7| 2| 2| 2| 7| 0| 7| 0| 2| 4| 4| 0| 2| 2| 8| 1| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Capsule, Inflammation, Suppurative | 2 3 | Renal Tubule, Degeneration, Hyaline | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 4| 5| 4| 6| 7| 7| 6| 6| 6| 5| 4| 6| 7| | DAY ON TEST | 9| 7| 3| 2| 3| 3| 2| 3| 1| 7| 3| 1| 6| 0| 9| 8| 3| 3| 6| 2| 3| 5| 5| 8| 1| | | 4| 6| 2| 4| 2| 2| 1| 2| 1| 6| 2| 6| 6| 8| 3| 4| 2| 2| 6| 6| 8| 6| 2| 4| 6| 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 | B6C3F1 MICE 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 | 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 | UNTREATD | 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 | CONTROL | 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + + M + +| 45 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + M + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + M M + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + M M + + + + + + + + + + + + + + + + + + + + +| 47 | Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + M + + + + + + + + + + + + M + +| 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 | 1 3.0| Hematopoietic Cell Proliferation | 3 3 2 3 3 3 3| 10 2.9| Hyperplasia, Lymphoid | 1 | 1 1.0| Infarct | | 1 3.0| Infiltration Cellular, | | | Polymorphonuclear | 2 3 2 3 3 3 3 3 3 2 4 3 3 3| 21 2.7| Vacuolization Cytoplasmic | 1 | 1 1.0| Centrilobular, Vacuolization | | | Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + +| 27 | Inflammation, Suppurative | 3 3 4 3 4 3 2 4 4 3 4 4 4 4| 23 3.3| Fat, Necrosis | 2 | 2 2.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + M + + + + + + + + + + + + + M + + + +| 48 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Papillary | | 1 1.0| Inflammation, Diffuse, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 3 | 1 3.0| Artery, Thrombosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 7 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 4| 5| 4| 6| 7| 7| 6| 6| 6| 5| 4| 6| 7| | DAY ON TEST | 9| 7| 3| 2| 3| 3| 2| 3| 1| 7| 3| 1| 6| 0| 9| 8| 3| 3| 6| 2| 3| 5| 5| 8| 1| | | 4| 6| 2| 4| 2| 2| 1| 2| 1| 6| 2| 6| 6| 8| 3| 4| 2| 2| 6| 6| 8| 6| 2| 4| 6| 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 | B6C3F1 MICE 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 | 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 | UNTREATD | 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 | CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 2 2 | 2 2.0| Hematopoietic Cell Proliferation | 3 | 2 3.0| Hyperplasia, Focal | 1 | 1 1.0| Infiltration Cellular, | | | Polymorphonuclear | 2 | 1 2.0| Vacuolization Cytoplasmic, Focal | 3 | 1 3.0| Corticomedullary Junction, | | | Degeneration, Fatty | | 1 3.0| Extra Adrenal Tissue, Inflammation, | | | Suppurative | 4 | 4 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Developmental Malformation | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Angiectasis | 2 | 1 2.0| Pars Distalis, Hyperplasia, Focal | 1 1 2 1 2| 7 1.3| Pars Distalis, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| 49 | Cyst | | 1 | Degeneration, Cystic | 1 | 5 1.6| Inflammation, Suppurative | | 1 1.0| Follicular Cell, Hyperplasia | | 2 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | Bacterium | | 1 4.0| Hyperplasia, Neutrophil | | 1 4.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Granuloma | 3 | 1 3.0| Hemorrhage | | 1 2.0| Hyperplasia, Lymphoid | 3 | 2 2.5| Inflammation, Suppurative | 4 4 4 4 4 4 4 4 4 4 4 3 4 4 4| 25 3.9| Follicle, Cyst | X 3 X X X X X X X| 10 3.0| __________________________________________________________________________|____________| Oviduct | + + + + + | 7 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 4| 5| 4| 6| 7| 7| 6| 6| 6| 5| 4| 6| 7| | DAY ON TEST | 9| 7| 3| 2| 3| 3| 2| 3| 1| 7| 3| 1| 6| 0| 9| 8| 3| 3| 6| 2| 3| 5| 5| 8| 1| | | 4| 6| 2| 4| 2| 2| 1| 2| 1| 6| 2| 6| 6| 8| 3| 4| 2| 2| 6| 6| 8| 6| 2| 4| 6| 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 | B6C3F1 MICE 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 | 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 | UNTREATD | 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 | CONTROL | 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 | | | | | | Dilatation | 3 | 1 3.0| Inflammation, Suppurative | 3 3 3 4 | 6 3.3| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | | 1 2.0| Inflammation, Suppurative | 4 3 3 3 3 3 3 3 3 3 3| 21 2.7| Endometrium, Hyperplasia, Cystic | 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 3 3 3 3 3 3| 46 2.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 3 | 3 2.3| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bronchial, Bacterium | 3 | 1 3.0| Bronchial, Hyperplasia | | 1 3.0| Bronchial, Inflammation, Suppurative | 3 | 1 3.0| Iliac, Hyperplasia | | 1 2.0| Mediastinal, Cyst | X | 1 | Mediastinal, Hyperplasia | 3 2 3 3 3 | 6 2.8| Mediastinal, Inflammation, | | | Suppurative | 4 3 | 4 3.5| Renal, Hyperplasia | 3 2 3 3 3 3 | 13 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + M + M + M + + M M + + + + + + + M + M + +| 40 | Hyperplasia, Lymphoid | 3 3 | 3 3.0| Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + M + + + + + + + + + + + +| 48 | Angiectasis | 3 3| 5 2.4| Hyperplasia, Lymphoid | | 2 2.0| Hyperplasia | 2 3 | 3 2.7| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Hematopoietic Cell Proliferation | 3 3 3 3 3 4 3 3 3 3 3 3 3 3 3 3 3 3 3| 29 3.0| Hyperplasia, Lymphoid | 3 | 2 3.0| Infarct | 4 | 1 4.0| Inflammation, Suppurative | 4 | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + M M M + + + + + + M M + + + + + M + + M + +| 39 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Duct, Dilatation | | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 9 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 4| 5| 4| 6| 7| 7| 6| 6| 6| 5| 4| 6| 7| | DAY ON TEST | 9| 7| 3| 2| 3| 3| 2| 3| 1| 7| 3| 1| 6| 0| 9| 8| 3| 3| 6| 2| 3| 5| 5| 8| 1| | | 4| 6| 2| 4| 2| 2| 1| 2| 1| 6| 2| 6| 6| 8| 3| 4| 2| 2| 6| 6| 8| 6| 2| 4| 6| 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 | B6C3F1 MICE 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 | 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 | UNTREATD | 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 | CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 2 2.0| Inflammation, Suppurative | | 1 3.0| Subcutaneous Tissue, Edema | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 6 | Inflammation, Suppurative | | 3 2.7| Adventitia, Inflammation, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Focal | | 1 2.0| Hyperplasia, Lymphoid | | 1 1.0| Mineralization | 2 1 1 1 2 2 2 2 2 2 1 2 2 2 1| 26 1.8| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Focal | | 1 2.0| Necrosis, Focal | | 1 2.0| Meninges, Hyperplasia, Lymphoid | 1 1| 4 1.3| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 2 2 1 1 2 1 2 1 1 2 1 2| 19 1.5| Congestion | 2 2 2 | 6 2.3| Hemorrhage, Focal | | 1 4.0| Hyperplasia, Lymphoid | 2 1 2 | 4 1.8| Hyperplasia, Macrophage | 2 | 1 2.0| Infiltration Cellular, | | | Polymorphonuclear | 3 3 3 2 2 3 3 3 3 3 2| 17 2.6| Inflammation, Focal | 2 2 1 1 2 2 1 2 1 1 2 1 2| 18 1.5| Inflammation, Suppurative | 4 | 1 4.0| Mineralization | 2 1 | 2 1.5| Alveolar Epithelium, Hyperplasia, | | | Focal | 1 1 3 | 3 1.7| Alveolar Epithelium, Metaplasia, | | | Focal | 2 1 | 2 1.5| Mediastinum, Inflammation, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 7| 5| 7| 7| 6| 7| 7| 6| 7| 7| 4| 5| 4| 6| 7| 7| 6| 6| 6| 5| 4| 6| 7| | DAY ON TEST | 9| 7| 3| 2| 3| 3| 2| 3| 1| 7| 3| 1| 6| 0| 9| 8| 3| 3| 6| 2| 3| 5| 5| 8| 1| | | 4| 6| 2| 4| 2| 2| 1| 2| 1| 6| 2| 6| 6| 8| 3| 4| 2| 2| 6| 6| 8| 6| 2| 4| 6| 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 | B6C3F1 MICE 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 | 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 | UNTREATD | 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 | CONTROL | 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 | | | | | | Suppurative | 2 3 1 3 3 | 8 2.6| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + M + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + | 2 | Hyperplasia, Focal | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 1.0| Hyperplasia, Lymphoid | 1 1 2 1 | 7 1.3| Infarct | 3 | 1 3.0| Infiltration Cellular, | | | Polymorphonuclear | 1 2 3 3 2| 6 2.3| Infiltration Cellular, Mixed Cell | | 1 1.0| Inflammation, Suppurative | | 1 3.0| Mineralization | 1 | 1 1.0| Nephropathy | 1 2 2| 7 1.4| Pigmentation | 3 | 1 3.0| Capsule, Inflammation, Suppurative | 2 | 3 2.3| Renal Tubule, Degeneration, Hyaline | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 11 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 5| 5| 7| 7| 4| 7| 7| 5| 5| 7| 7| 4| 6| 5| 6| 6| 6| 4| 7| 6| DAY ON TEST | 5| 2| 2| 7| 1| 0| 6| 0| 2| 8| 2| 2| 2| 2| 2| 2| 7| 1| 2| 0| 1| 1| 8| 2| 7| | 9| 9| 9| 9| 4| 1| 3| 2| 9| 0| 9| 9| 2| 3| 9| 9| 7| 0| 7| 0| 0| 3| 3| 9| 6| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| 0.02% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + M + + + + + + + + + + + +| Epithelium, Degeneration, Hyaline | 4 | Epithelium, Hyperplasia | 3 | Serosa, Inflammation, Suppurative | 3 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + M + + + + M + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + M + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis | | Hematopoietic Cell Proliferation | 2 3 2 3 3 3 3 1| Infarct | 3 | Infiltration Cellular, | | Polymorphonuclear | 2 3 1 2 3 2 3 3 3 3 2 | Inflammation, Focal | 1| Necrosis, Focal | | Bile Duct, Degeneration, Hyaline | 3 | Bile Duct, Hyperplasia | 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 3 4 4 4 3 4 4 3 3 3 3 3 1 3| Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | 2 | Edema | | Duct, Hyperplasia, Cystic | 4 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Abdominal, Thrombosis | X | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 5| 5| 7| 7| 4| 7| 7| 5| 5| 7| 7| 4| 6| 5| 6| 6| 6| 4| 7| 6| DAY ON TEST | 5| 2| 2| 7| 1| 0| 6| 0| 2| 8| 2| 2| 2| 2| 2| 2| 7| 1| 2| 0| 1| 1| 8| 2| 7| | 9| 9| 9| 9| 4| 1| 3| 2| 9| 0| 9| 9| 2| 3| 9| 9| 7| 0| 7| 0| 0| 3| 3| 9| 6| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| 0.02% | 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 | | | | Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Capsule, Inflammation, Suppurative | | Subcapsular, Hyperplasia, Focal | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Developmental Malformation | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + M + + + +| Cyst | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia, Focal | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Cystic | 1 2 1 3 | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Inflammation, Suppurative | 4 4 4 4 4 4 4 4 4 4 4 4 4 4| Follicle, Cyst | X X X X X X X X | __________________________________________________________________________| Oviduct | + + | Inflammation, Suppurative | 3 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Inflammation, Suppurative | 3 3 3 3 1 3 4 3 1 3 3 1| Thrombosis | X | Endometrium, Hyperplasia, Cystic | 2 3 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 3 3| __________________________________________________________________________| Vagina | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Bronchial, Hyperplasia | 3 3 | Bronchial, Inflammation, Suppurative | 3 3 3 | _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 5| 5| 7| 7| 4| 7| 7| 5| 5| 7| 7| 4| 6| 5| 6| 6| 6| 4| 7| 6| DAY ON TEST | 5| 2| 2| 7| 1| 0| 6| 0| 2| 8| 2| 2| 2| 2| 2| 2| 7| 1| 2| 0| 1| 1| 8| 2| 7| | 9| 9| 9| 9| 4| 1| 3| 2| 9| 0| 9| 9| 2| 3| 9| 9| 7| 0| 7| 0| 0| 3| 3| 9| 6| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| 0.02% | 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 | | | | Iliac, Hyperplasia, Lymphoid | 3 | Iliac, Hyperplasia | 3 3 3 | Iliac, Inflammation, Suppurative | | Inguinal, Hyperplasia, Lymphoid | | Lumbar, Hyperplasia | 3 | Mediastinal, Hyperplasia | 2 3| Mediastinal, Inflammation, | | Suppurative | 2 | Pancreatic, Hyperplasia, Lymphoid | | Pancreatic, Hyperplasia | | Renal, Angiectasis | 2 | Renal, Hyperplasia, Lymphoid | 3 | Renal, Hyperplasia | 3 3 4 4 3 4| Renal, Inflammation, Suppurative | | __________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + + + + + + + + + + + + + + M + + + +| Hyperplasia, Lymphoid | 3 | Hyperplasia | 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + M + + + +| Angiectasis | 2 3 2 2 2 2| Hematopoietic Cell Proliferation | | Hyperplasia | 3 3| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 3 3 3 3 3 3 3 3 4 3 4 2 3| __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + M + + + + M + + M + +| Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Duct, Dilatation | 3 2 3 2 1 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 2 | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Suppurative | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + | Inflammation, Suppurative | 4 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 4 2 3 | Mineralization | 2 1 2 2 1 1 1 2| _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 5| 5| 7| 7| 4| 7| 7| 5| 5| 7| 7| 4| 6| 5| 6| 6| 6| 4| 7| 6| DAY ON TEST | 5| 2| 2| 7| 1| 0| 6| 0| 2| 8| 2| 2| 2| 2| 2| 2| 7| 1| 2| 0| 1| 1| 8| 2| 7| | 9| 9| 9| 9| 4| 1| 3| 2| 9| 0| 9| 9| 2| 3| 9| 9| 7| 0| 7| 0| 0| 3| 3| 9| 6| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| 0.02% | 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 | | | | Ventricle, Mineralization, Focal | | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| Sciatic, Hyperplasia, Lymphoid | | __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| Meninges, Hyperplasia, Lymphoid | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 1 2 1 2 1 1 | Congestion | | Hyperplasia, Lymphoid | 2 | Hyperplasia, Macrophage | 1 | Infiltration Cellular, | | Polymorphonuclear | 3 3 3 1 3 1 | Inflammation, Focal | 2 2 1 2 1 1 | Inflammation, Suppurative | 3 3 | Alveolar Epithelium, Hyperplasia, | | Focal | | Alveolar Epithelium, Metaplasia, | | Focal | 1 | Mediastinum, Inflammation, | | Suppurative | 3 2 3 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Nasolacrimal Duct, Inflammation | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Glands, Dilatation | 2 | Glands, Exudate | 2 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | Foreign Body | 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Hyperplasia, Lymphoid | 1 | Infiltration Cellular, | | Polymorphonuclear | 2 | Infiltration Cellular, Mixed Cell | 2 | Inflammation, Multifocal | 3 2 | Inflammation, Suppurative | | Metaplasia, Osseous | | Mineralization | | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 5| 5| 7| 7| 4| 7| 7| 5| 5| 7| 7| 4| 6| 5| 6| 6| 6| 4| 7| 6| DAY ON TEST | 5| 2| 2| 7| 1| 0| 6| 0| 2| 8| 2| 2| 2| 2| 2| 2| 7| 1| 2| 0| 1| 1| 8| 2| 7| | 9| 9| 9| 9| 4| 1| 3| 2| 9| 0| 9| 9| 2| 3| 9| 9| 7| 0| 7| 0| 0| 3| 3| 9| 6| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| 0.02% | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy | | Capsule, Inflammation, Suppurative | 2 3 3| Glomerulus, Inflammation | 3| Papilla, Necrosis | | __________________________________________________________________________| Urethra | | Inflammation, Suppurative | | Mineralization | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 4| 5| 7| 5| 5| 7| 7| 7| 4| 7| 7| 6| 7| 7| 5| 7| 7| 7| 5| 4| 5| 5| 5| | DAY ON TEST | 3| 0| 8| 6| 2| 0| 3| 3| 3| 3| 8| 3| 3| 0| 1| 3| 9| 1| 3| 3| 6| 8| 8| 6| 9| | | 5| 6| 6| 2| 9| 7| 4| 0| 0| 0| 5| 0| 0| 1| 8| 0| 1| 0| 0| 0| 1| 5| 1| 1| 4| 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 | B6C3F1 MICE 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 | 0.02% | 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 | __________________________________________________________________________|____________| Gallbladder | M + M + + + + + + + + + + + + + + + + + + + + + +| 47 | Epithelium, Degeneration, Hyaline | | 1 4.0| Epithelium, Hyperplasia | | 1 3.0| Serosa, Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + M + + + M + + + + + + A + + + + + + + + + + M| 46 | Edema | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + M + + + + + + + + + + A + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + A + + + + + + + + + + A| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + A + + + + + + + + + + A| 46 | __________________________________________________________________________|____________| Intestine Small, Ileum | + M + + + + + + + + + + + A + + + + + + + + + + A| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + M + + + + + + + + + + A + + + + + + + + + + A| 46 | Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 | 1 3.0| Fibrosis | 2 | 1 2.0| Hematopoietic Cell Proliferation | 3 2 3 3 3 2 2 2 2 4| 18 2.6| Infarct | | 1 3.0| Infiltration Cellular, | | | Polymorphonuclear | 3 3 3 3 2 3 2 2 2 | 20 2.5| Inflammation, Focal | | 1 1.0| Necrosis, Focal | 1 | 1 1.0| Bile Duct, Degeneration, Hyaline | | 1 3.0| Bile Duct, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + +| 30 | Inflammation, Suppurative | 4 4 2 4 3 4 4 4 4 4 4 4 4 4| 29 3.5| Fat, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | Atrophy, Focal | 1 | 2 1.5| Edema | 3 | 1 3.0| Duct, Hyperplasia, Cystic | | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + M + + + + + + + + + + M + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | Ulcer | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 17 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 4| 5| 7| 5| 5| 7| 7| 7| 4| 7| 7| 6| 7| 7| 5| 7| 7| 7| 5| 4| 5| 5| 5| | DAY ON TEST | 3| 0| 8| 6| 2| 0| 3| 3| 3| 3| 8| 3| 3| 0| 1| 3| 9| 1| 3| 3| 6| 8| 8| 6| 9| | | 5| 6| 6| 2| 9| 7| 4| 0| 0| 0| 5| 0| 0| 1| 8| 0| 1| 0| 0| 0| 1| 5| 1| 1| 4| 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 | B6C3F1 MICE 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 | 0.02% | 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 | | | | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Abdominal, Thrombosis | | 1 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 | 1 1.0| Artery, Inflammation, Chronic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 | 1 3.0| Capsule, Inflammation, Suppurative | 3 | 1 3.0| Subcapsular, Hyperplasia, Focal | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 | 1 3.0| Developmental Malformation | X | 1 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + M + + + + + M + + + + +| 47 | Cyst | X | 1 | __________________________________________________________________________|____________| Pituitary Gland | + I + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Hyperplasia, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + M + + + + + + + + + + +| 49 | Degeneration, Cystic | 2 3 1 1 | 8 1.8| Inflammation, Suppurative | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 1.0| Inflammation, Suppurative | 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4| 29 4.0| Follicle, Cyst | X X X X X X X X X | 17 | __________________________________________________________________________|____________| Oviduct | + | 3 | Inflammation, Suppurative | 3 | 3 2.7| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Inflammation, Suppurative | 1 3 4 4 3 3 2 2 3 4 3| 23 2.7| Thrombosis | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 18 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 4| 5| 7| 5| 5| 7| 7| 7| 4| 7| 7| 6| 7| 7| 5| 7| 7| 7| 5| 4| 5| 5| 5| | DAY ON TEST | 3| 0| 8| 6| 2| 0| 3| 3| 3| 3| 8| 3| 3| 0| 1| 3| 9| 1| 3| 3| 6| 8| 8| 6| 9| | | 5| 6| 6| 2| 9| 7| 4| 0| 0| 0| 5| 0| 0| 1| 8| 0| 1| 0| 0| 0| 1| 5| 1| 1| 4| 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 | B6C3F1 MICE 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 | 0.02% | 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 | | | | | | Endometrium, Hyperplasia, Cystic | 3 3 3 3 2 3 4 3 3 3 3 3 3 3 3 3 3 3 3 2 2 3 3| 48 2.9| __________________________________________________________________________|____________| Vagina | + | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Myelofibrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bronchial, Hyperplasia | 3 | 3 3.0| Bronchial, Inflammation, Suppurative | | 3 3.0| Iliac, Hyperplasia, Lymphoid | | 1 3.0| Iliac, Hyperplasia | 4 3 2 3 3 | 8 3.0| Iliac, Inflammation, Suppurative | 3 | 1 3.0| Inguinal, Hyperplasia, Lymphoid | 2 | 1 2.0| Lumbar, Hyperplasia | 3 3 | 3 3.0| Mediastinal, Hyperplasia | 3 2 2 3 3 | 7 2.6| Mediastinal, Inflammation, | | | Suppurative | 3 3 3 4 | 5 3.0| Pancreatic, Hyperplasia, Lymphoid | 3 | 1 3.0| Pancreatic, Hyperplasia | 3 | 1 3.0| Renal, Angiectasis | | 1 2.0| Renal, Hyperplasia, Lymphoid | | 1 3.0| Renal, Hyperplasia | 3 3 3 3 2 3 4 3 3 3 | 16 3.2| Renal, Inflammation, Suppurative | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + M + + + + + + + M + + M + M + M + + + M + + +| 42 | Hyperplasia, Lymphoid | | 1 3.0| Hyperplasia | 3 | 3 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + M M + + M + + + + + + + + + + +| 46 | Angiectasis | 3 3 3 2 | 10 2.4| Hematopoietic Cell Proliferation | 3 2 | 2 2.5| Hyperplasia | 3 | 3 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + M + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | 3 3 3 3 3 3 3 3 3 3 4 3 3 3 3 3 4| 31 3.1| __________________________________________________________________________|____________| Thymus | + M + + + + + + + + + + + + + M + + + + + + + M +| 44 | Hyperplasia, Lymphoid | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Duct, Dilatation | 1 1 1 3 | 10 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 19 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 4| 5| 7| 5| 5| 7| 7| 7| 4| 7| 7| 6| 7| 7| 5| 7| 7| 7| 5| 4| 5| 5| 5| | DAY ON TEST | 3| 0| 8| 6| 2| 0| 3| 3| 3| 3| 8| 3| 3| 0| 1| 3| 9| 1| 3| 3| 6| 8| 8| 6| 9| | | 5| 6| 6| 2| 9| 7| 4| 0| 0| 0| 5| 0| 0| 1| 8| 0| 1| 0| 0| 0| 1| 5| 1| 1| 4| 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 | B6C3F1 MICE 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 | 0.02% | 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 | | | | | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 4 | 3 2.3| Subcutaneous Tissue, Edema | 3 | 1 3.0| Subcutaneous Tissue, Inflammation, | | | Suppurative | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 2 | Inflammation, Suppurative | | 2 3.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 3 3.0| Mineralization | 2 1 3 2 2 2 1 2 3 2 1 | 19 1.7| Ventricle, Mineralization, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sciatic, Hyperplasia, Lymphoid | 1 | 1 1.0| __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Meninges, Hyperplasia, Lymphoid | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 1 2 1 1 1 | 13 1.3| Congestion | 3 3 | 2 3.0| Hyperplasia, Lymphoid | | 1 2.0| Hyperplasia, Macrophage | 1 | 2 1.0| Infiltration Cellular, | | | Polymorphonuclear | 3 3 2 2 3 3 2 3 4| 15 2.6| Inflammation, Focal | 1 1 2 1 1 1 | 12 1.3| Inflammation, Suppurative | 2 3 | 4 2.8| Alveolar Epithelium, Hyperplasia, | | | Focal | 1 | 1 1.0| Alveolar Epithelium, Metaplasia, | | | Focal | | 1 1.0| Mediastinum, Inflammation, | | | Suppurative | 4 4 3 3 | 7 3.1| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 4| 6| 4| 5| 7| 5| 5| 7| 7| 7| 4| 7| 7| 6| 7| 7| 5| 7| 7| 7| 5| 4| 5| 5| 5| | DAY ON TEST | 3| 0| 8| 6| 2| 0| 3| 3| 3| 3| 8| 3| 3| 0| 1| 3| 9| 1| 3| 3| 6| 8| 8| 6| 9| | | 5| 6| 6| 2| 9| 7| 4| 0| 0| 0| 5| 0| 0| 1| 8| 0| 1| 0| 0| 0| 1| 5| 1| 1| 4| 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 | B6C3F1 MICE 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 | 0.02% | 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 | | | | | | Nasolacrimal Duct, Inflammation | 1 | 1 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + M + + + + + + + + + + +| 49 | Glands, Dilatation | | 1 2.0| Glands, Exudate | | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | Foreign Body | | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | Fibrosis | 2| 1 2.0| Hyperplasia, Lymphoid | | 1 1.0| Infiltration Cellular, | | | Polymorphonuclear | | 1 2.0| Infiltration Cellular, Mixed Cell | | 1 2.0| Inflammation, Multifocal | | 2 2.5| Inflammation, Suppurative | 3| 1 3.0| Metaplasia, Osseous | 2 | 1 2.0| Mineralization | 2| 1 2.0| Nephropathy | 1 3 2 | 3 2.0| Capsule, Inflammation, Suppurative | 3 3 | 5 2.8| Glomerulus, Inflammation | 2 3 | 3 2.7| Papilla, Necrosis | 3| 1 3.0| __________________________________________________________________________|____________| Urethra | + | 1 | Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 4| 5| 6| 6| 5| 6| 7| 6| 5| 7| 7| 5| 6| 5| 7| 5| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 9| 8| 5| 5| 0| 3| 0| 3| 1| 3| 3| 2| 1| 3| 3| 3| 3| 8| | 1| 1| 1| 1| 1| 1| 8| 2| 3| 0| 7| 7| 2| 7| 7| 2| 1| 1| 1| 2| 0| 1| 2| 1| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + M + + + M + M + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Perforation | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 2 2 3 2 3 2 3 3 | Hyperplasia, Lymphoid | | Infiltration Cellular, | | Polymorphonuclear | 3 2 3 3 2 2 2 3 3 3 3 3 2 | Inflammation, Focal | 2 | Necrosis, Focal | 1 | Necrosis, Multifocal | | Vacuolization Cytoplasmic | | Serosa, Inflammation, Suppurative | | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + +| Inflammation, Suppurative | 4 2 3 4 4 4 3 4 4 3 3 4 3 3 | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Papillary | 1 1 3 3 | Inflammation, Focal | 3 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Necrosis, Focal | 3 | Pigmentation | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + M + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + M + + + + + + + + + + + + + + + +| Congestion | 2 | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 4| 5| 6| 6| 5| 6| 7| 6| 5| 7| 7| 5| 6| 5| 7| 5| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 9| 8| 5| 5| 0| 3| 0| 3| 1| 3| 3| 2| 1| 3| 3| 3| 3| 8| | 1| 1| 1| 1| 1| 1| 8| 2| 3| 0| 7| 7| 2| 7| 7| 2| 1| 1| 1| 2| 0| 1| 2| 1| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 | | | | Capsule, Inflammation, Suppurative | | Extra Adrenal Tissue, Inflammation, | | Suppurative | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + M + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + M + M + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia, Focal | 1 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X X | Degeneration, Cystic | 1 1 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | Inflammation, Suppurative | 4 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + M + + + + + + + +| Inflammation, Suppurative | 4 3 3 4 4 4 3 4 3 4 4 3 4 4 4 | Follicle, Cyst | X X X X X X X X| __________________________________________________________________________| Oviduct | + + | Inflammation, Suppurative | 4 4 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | | Inflammation, Suppurative | 2 1 1 3 3 3 3 3 3 3 3 3 3 3 3 2 4 4 1 | Endometrium, Hyperplasia, Cystic | 3 3 3 3 3 3 2 3 3 3 3 2 3 3 3 3 3 3 2 3 2 3 1 3 3| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Bronchial, Mediastinal, Hyperplasia | | Iliac, Hyperplasia | 3 3 3 | Inguinal, Hyperplasia | 1 | Lumbar, Hyperplasia | | Mediastinal, Hyperplasia | 3 | Renal, Hyperplasia | 3 3 3 4 3 3 4 3 4 3 | Renal, Inflammation, Suppurative | 3 | Renal, Mediastinal, Hyperplasia | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + M + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + M + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 4| 5| 6| 6| 5| 6| 7| 6| 5| 7| 7| 5| 6| 5| 7| 5| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 9| 8| 5| 5| 0| 3| 0| 3| 1| 3| 3| 2| 1| 3| 3| 3| 3| 8| | 1| 1| 1| 1| 1| 1| 8| 2| 3| 0| 7| 7| 2| 7| 7| 2| 1| 1| 1| 2| 0| 1| 2| 1| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 | | | | Angiectasis | 2 2 2 2| Hyperplasia, Lymphoid | | Hyperplasia | 2 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 3 3 3 3 3 2 3 3 3 3 3 3 3 2 3 | Hyperplasia, Lymphoid | 2 | Red Pulp, Depletion Cellular | | __________________________________________________________________________| Thymus | M + + + + + M + + + + + + + + + + M M + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Duct, Dilatation | 2 2 1 1| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Fibrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | Inflammation, Suppurative | 2 | Adventitia, Inflammation, Focal | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Mineralization | 1 2 1 2 2 2 2 1 2 2 1 1| Meninges, Inflammation, Chronic | | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| Meninges, Hyperplasia, Lymphoid | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 1 1 1 1 1 2 1 1 2 | Congestion | 2 | Hemorrhage, Focal | 1 | Hyperplasia, Lymphoid | 1 1 1 | Hyperplasia, Macrophage | 1 1 | Infiltration Cellular, | | Polymorphonuclear | 2 2 2 3 3 | Inflammation, Focal | 2 1 1 1 1 1 2 1 1 1 2 | Inflammation, Suppurative | 3 | Thrombosis | | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 4| 5| 6| 6| 5| 6| 7| 6| 5| 7| 7| 5| 6| 5| 7| 5| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 9| 8| 5| 5| 0| 3| 0| 3| 1| 3| 3| 2| 1| 3| 3| 3| 3| 8| | 1| 1| 1| 1| 1| 1| 8| 2| 3| 0| 7| 7| 2| 7| 7| 2| 1| 1| 1| 2| 0| 1| 2| 1| 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| B6C3F1 MICE 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 | 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| 0.01% | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Alveolar Epithelium, Hyperplasia, | | Focal | 2 | Alveolar Epithelium, Metaplasia, | | Focal | 1 | Mediastinum, Inflammation, | | Suppurative | 3 3 4 3 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Exudate | 1 | Lumen, Foreign Body | 1 | Mucosa, Inflammation, Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hyperplasia, Lymphoid | 1 | Infiltration Cellular, | | Polymorphonuclear | 2 | Infiltration Cellular, Mixed Cell | 2 2 | Inflammation, Suppurative | | Mineralization | 1 1 1 | Nephropathy | 1 1 | Capsule, Inflammation, Suppurative | 3 3 3 3 2 3 2 4 | Papilla, Necrosis | | Renal Tubule, Vacuolization | | Cytoplasmic | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 6| 7| 4| 6| 7| 7| 6| 6| 7| 5| 5| 5| 7| 5| 5| 4| 7| 6| 6| 6| 5| 7| 6| 6| 7| | DAY ON TEST | 3| 3| 9| 0| 3| 3| 6| 5| 3| 1| 0| 0| 3| 3| 2| 9| 3| 3| 2| 5| 2| 3| 1| 7| 3| | | 9| 1| 0| 1| 1| 1| 2| 8| 1| 8| 4| 4| 1| 2| 2| 4| 1| 4| 6| 0| 1| 1| 4| 1| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Gallbladder | M + + + + + + + + + + + + + + + + + + + + + M + +| 45 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + M + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + M M + + + + + + + + + + + + + + + + + + + M| 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + M + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Perforation | X | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 3 1 3 3 2 1 3 3 2 | 20 2.5| Hyperplasia, Lymphoid | 2 | 1 2.0| Infiltration Cellular, | | | Polymorphonuclear | 3 3 2 2 3 3 3 1 3 2 3 | 24 2.6| Inflammation, Focal | | 1 2.0| Necrosis, Focal | 2 1 | 3 1.3| Necrosis, Multifocal | 1 | 1 1.0| Vacuolization Cytoplasmic | 3 | 1 3.0| Serosa, Inflammation, Suppurative | 2 2 2 | 3 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + | 27 | Inflammation, Suppurative | 3 3 3 3 3 3 4 4 4 4 3 | 25 3.4| Fat, Necrosis | 1 | 1 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Salivary Glands | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Papillary | 1 2 | 6 1.8| Inflammation, Focal | 2 | 3 2.7| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lymphoid | | 1 2.0| Necrosis, Focal | | 1 3.0| Pigmentation | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 2 1 | 2 1.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 26 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 6| 7| 4| 6| 7| 7| 6| 6| 7| 5| 5| 5| 7| 5| 5| 4| 7| 6| 6| 6| 5| 7| 6| 6| 7| | DAY ON TEST | 3| 3| 9| 0| 3| 3| 6| 5| 3| 1| 0| 0| 3| 3| 2| 9| 3| 3| 2| 5| 2| 3| 1| 7| 3| | | 9| 1| 0| 1| 1| 1| 2| 8| 1| 8| 4| 4| 1| 2| 2| 4| 1| 4| 6| 0| 1| 1| 4| 1| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Congestion | | 1 2.0| Inflammation, Suppurative | 3 | 1 3.0| Capsule, Inflammation, Suppurative | 3 | 1 3.0| Extra Adrenal Tissue, Inflammation, | | | Suppurative | 3 | 2 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Focal | | 1 1.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + M + M + + + + + + + + + + + + + + + + + + + + M| 44 | Cyst | X | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + M + + + + + M + + + + M + + + + + + + + + +| 46 | Pars Distalis, Hyperplasia, Focal | 2 1 1 | 5 1.2| __________________________________________________________________________|____________| Thyroid Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | | 2 | Degeneration, Cystic | | 2 1.0| Follicular Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | | 1 | Inflammation, Suppurative | | 1 4.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 4 4 2 4 4 3 4 3 4 4 4 4 4 4 | 29 3.7| Follicle, Cyst | X X X X X X X X X X | 18 | __________________________________________________________________________|____________| Oviduct | + | 3 | Inflammation, Suppurative | 3 | 3 3.7| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | 3 | 1 3.0| Inflammation, Suppurative | 2 3 2 3 3 3 3 3 3 2 2 2 2 3 | 33 2.6| Endometrium, Hyperplasia, Cystic | 2 3 3 2 3 3 4 3 3 3 3 3 3 4 3 3 3 3 3 2 3 2 3 3| 49 2.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 27 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 6| 7| 4| 6| 7| 7| 6| 6| 7| 5| 5| 5| 7| 5| 5| 4| 7| 6| 6| 6| 5| 7| 6| 6| 7| | DAY ON TEST | 3| 3| 9| 0| 3| 3| 6| 5| 3| 1| 0| 0| 3| 3| 2| 9| 3| 3| 2| 5| 2| 3| 1| 7| 3| | | 9| 1| 0| 1| 1| 1| 2| 8| 1| 8| 4| 4| 1| 2| 2| 4| 1| 4| 6| 0| 1| 1| 4| 1| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 | | | | | | Bronchial, Mediastinal, Hyperplasia | 2 | 1 2.0| Iliac, Hyperplasia | 4 | 4 3.3| Inguinal, Hyperplasia | | 1 1.0| Lumbar, Hyperplasia | 4 | 1 4.0| Mediastinal, Hyperplasia | 3 2 3 3 2 3 | 7 2.7| Renal, Hyperplasia | 2 3 4 4 | 14 3.3| Renal, Inflammation, Suppurative | | 1 3.0| Renal, Mediastinal, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + M + + + + +| 48 | Angiectasis | 1 3 | 6 2.0| Hyperplasia, Lymphoid | 2 | 1 2.0| Hyperplasia | 2 3 | 4 2.3| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 3 3 3 2 3 3 3 3 3 2 3 3 | 30 2.9| Hyperplasia, Lymphoid | 2 | 2 2.0| Red Pulp, Depletion Cellular | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + + M + + + + + M + + + + M + + + + M + +| 42 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Duct, Dilatation | 1 1 1 | 7 1.3| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 4 | 2 3.5| Subcutaneous Tissue, Edema | 1 | 1 1.0| Subcutaneous Tissue, Fibrosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 2 | Inflammation, Suppurative | 3 | 2 2.5| Adventitia, Inflammation, Focal | | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Compression | X | 1 | Mineralization | 1 1 2 1 1 1 1 2 2 2 2 2 2| 25 1.6| Meninges, Inflammation, Chronic | 1 | 1 1.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 28 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 6| 7| 4| 6| 7| 7| 6| 6| 7| 5| 5| 5| 7| 5| 5| 4| 7| 6| 6| 6| 5| 7| 6| 6| 7| | DAY ON TEST | 3| 3| 9| 0| 3| 3| 6| 5| 3| 1| 0| 0| 3| 3| 2| 9| 3| 3| 2| 5| 2| 3| 1| 7| 3| | | 9| 1| 0| 1| 1| 1| 2| 8| 1| 8| 4| 4| 1| 2| 2| 4| 1| 4| 6| 0| 1| 1| 4| 1| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Meninges, Hyperplasia, Lymphoid | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 2 1 1 1 2 1 2 2 2 1 1 2 | 23 1.4| Congestion | 1 | 2 1.5| Hemorrhage, Focal | | 1 1.0| Hyperplasia, Lymphoid | 1 | 4 1.0| Hyperplasia, Macrophage | 1 | 3 1.0| Infiltration Cellular, | | | Polymorphonuclear | 3 2 2 2 3 3 2 1 3 | 14 2.4| Inflammation, Focal | 1 2 1 1 1 2 1 2 2 1 | 21 1.3| Inflammation, Suppurative | 3 3 2 | 4 2.8| Thrombosis | X | 1 | Alveolar Epithelium, Hyperplasia, | | | Focal | 1 1 1 | 4 1.3| Alveolar Epithelium, Metaplasia, | | | Focal | 1 | 2 1.0| Mediastinum, Inflammation, | | | Suppurative | 3 3 3 | 7 3.1| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumen, Exudate | 1 1 2 | 4 1.3| Lumen, Foreign Body | 1 | 2 1.0| Mucosa, Inflammation, Suppurative | 1 1 | 2 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | Hyperplasia, Lymphoid | | 1 1.0| Infiltration Cellular, | | | Polymorphonuclear | 2 | 2 2.0| Infiltration Cellular, Mixed Cell | 2 2 | 4 2.0| Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 1 | 4 1.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 29 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 6| 7| 4| 6| 7| 7| 6| 6| 7| 5| 5| 5| 7| 5| 5| 4| 7| 6| 6| 6| 5| 7| 6| 6| 7| | DAY ON TEST | 3| 3| 9| 0| 3| 3| 6| 5| 3| 1| 0| 0| 3| 3| 2| 9| 3| 3| 2| 5| 2| 3| 1| 7| 3| | | 9| 1| 0| 1| 1| 1| 2| 8| 1| 8| 4| 4| 1| 2| 2| 4| 1| 4| 6| 0| 1| 1| 4| 1| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Nephropathy | 1 1 | 4 1.0| Capsule, Inflammation, Suppurative | 3 1 3 3 | 12 2.8| Papilla, Necrosis | 3 | 1 3.0| Renal Tubule, Vacuolization | | | Cytoplasmic | 3 | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 30 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 5| 7| 7| 5| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 6| 3| 8| 5| 3| 3| 3| 3| 1| 2| 1| 1| 3| 3| 1| 3| 3| 1| | 1| 1| 1| 1| 1| 1| 1| 6| 1| 6| 1| 1| 1| 8| 1| 8| 3| 9| 6| 1| 1| 5| 1| 1| 4| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + M M M + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + M + + + + + + M + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | | Cyst | X | Developmental Malformation | | Fibrosis, Focal | | Hematopoietic Cell Proliferation | 2 | Infarct | | Infiltration Cellular, | | Polymorphonuclear | | Mineralization, Focal | | Necrosis, Focal | 1 | Necrosis, Multifocal | | Nuclear Alteration | | Thrombosis | | Centrilobular, Necrosis | 3 | __________________________________________________________________________| Mesentery | + | Hemorrhage | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | 1 | Edema | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Papillary | 2 | Inflammation, Focal | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 | __________________________________________________________________________| Tooth | + + + + + + + + | Incisor, Dysplasia | 4 3 3 1 2 2 | Incisor, Inflammation, Suppurative | 3 3 3 2 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 5| 7| 7| 5| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 6| 3| 8| 5| 3| 3| 3| 3| 1| 2| 1| 1| 3| 3| 1| 3| 3| 1| | 1| 1| 1| 1| 1| 1| 1| 6| 1| 6| 1| 1| 1| 8| 1| 8| 3| 9| 6| 1| 1| 5| 1| 1| 4| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | | | | Mesenteric Artery, Inflammation, | | Chronic | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, | | Polymorphonuclear | | Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Infiltration Cellular, | | Polymorphonuclear | | Vacuolization Cytoplasmic, Focal | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 1 | Infiltration Cellular, | | Polymorphonuclear | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + M + + + + + + + + + + + + + M + + + + + + + +| Cyst | X X X | Degeneration, Cystic | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Cyst | X | Infiltration Cellular, | | Polymorphonuclear | | Pars Intermedia, Cytomegaly | 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Cystic | 2 3 2 1| Follicular Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ductus Deferens | | Serosa, Foreign Body | | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | Foreign Body | 3 | Inflammation, Chronic | 3 | Necrosis | 3 | __________________________________________________________________________| Preputial Gland | + + + | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 5| 7| 7| 5| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 6| 3| 8| 5| 3| 3| 3| 3| 1| 2| 1| 1| 3| 3| 1| 3| 3| 1| | 1| 1| 1| 1| 1| 1| 1| 6| 1| 6| 1| 1| 1| 8| 1| 8| 3| 9| 6| 1| 1| 5| 1| 1| 4| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | | | | Degeneration, Cystic | 2 | Inflammation, Suppurative | 3 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 4 | __________________________________________________________________________| Seminal Vesicle | + | Dilatation | | Fibrosis, Focal | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Inflammation, Suppurative | 3 | Inguinal, Hyperplasia | 3 3 4 | Inguinal, Inflammation, Chronic | 3 | Mediastinal, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + M M + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + M + + + + + + + + M + + + + + M + + + + + M + +| Angiectasis | 1 1 1 3 | Hematopoietic Cell Proliferation | 3 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 3 3 3 3 3 3 3 3 3| Infiltration Cellular, | | Polymorphonuclear | | Red Pulp, Depletion Cellular | 2 | __________________________________________________________________________| Thymus | + + + + + + M M + M + + M M + M M + M + + + + + M| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M + M M M M + M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Exudate | 3 | Fibrosis | 3 | Inflammation, Chronic | 2 3 3 3 2 1 3 1 3 2 2 3| Mineralization | | Ulcer | 3 3 3 2 3 1 3| Ulcer, Multiple | 3 | Prepuce, Inflammation, Chronic | | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Suppurative | | _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 5| 7| 7| 5| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 6| 3| 8| 5| 3| 3| 3| 3| 1| 2| 1| 1| 3| 3| 1| 3| 3| 1| | 1| 1| 1| 1| 1| 1| 1| 6| 1| 6| 1| 1| 1| 8| 1| 8| 3| 9| 6| 1| 1| 5| 1| 1| 4| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | | | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | Artery, Head, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, | | Polymorphonuclear | | Mineralization | 3 2 2 2 1 1 1 2 2 2 2 1 2 2| Artery, Meninges, Inflammation, | | Chronic | | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| Sciatic, Hyperplasia, Lymphoid | 1 1 | __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 1 1 2 3 2 2| Congestion | | Hemorrhage, Focal | 2 | Hyperplasia, Lymphoid | 1 | Hyperplasia, Macrophage | 2 | Infiltration Cellular, | | Polymorphonuclear | 3 2 | Inflammation, Focal | 1 2 1 1 2 2 3 1 2| Pigmentation | | Alveolar Epithelium, Hyperplasia, | | Focal | 2 1 1 1 | Alveolar Epithelium, Hyperplasia | 2 | Alveolar Epithelium, Metaplasia, | | Focal | 1 2 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, | | Polymorphonuclear | | Adventitia, Inflammation, Focal | 2 | Lumen, Exudate | 2 2 X | Lumen, Foreign Body | 1 | Mucosa, Inflammation, Suppurative | | Nasolacrimal Duct, Foreign Body | 1| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 5| 7| 7| 5| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 6| 3| 8| 5| 3| 3| 3| 3| 1| 2| 1| 1| 3| 3| 1| 3| 3| 1| | 1| 1| 1| 1| 1| 1| 1| 6| 1| 6| 1| 1| 1| 8| 1| 8| 3| 9| 6| 1| 1| 5| 1| 1| 4| _____________________________________________________________________________________________________________________| | 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | | | | __________________________________________________________________________| Harderian Gland | + | Hyperplasia, Focal | 2 | Hyperplasia | | Duct, Dilatation, Focal | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 1 1 1 1 1 1 | Infiltration Cellular, | | Polymorphonuclear | | Inflammation, Focal | 1 | Mineralization | 1 2 1 1 1| Nephropathy | 1 1 1 1 1 1 1 1 1| Artery, Inflammation, Chronic | | Renal Tubule, Degeneration, Hyaline | | Renal Tubule, Dilatation | | Renal Tubule, Hyperplasia, Focal | 1 | __________________________________________________________________________| Urethra | | Bulbourethral Gland, Proliferation | | Connective Tissue | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + M + + M + + + + M + + M M| 42 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + M + +| 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + M + + + M + + + + + + M + + + + + M +| 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Basophilic Focus | 2 | 1 2.0| Cyst | | 1 | Developmental Malformation | 1 | 1 1.0| Fibrosis, Focal | 2 3 | 2 2.5| Hematopoietic Cell Proliferation | | 1 2.0| Infarct | 3 | 1 3.0| Infiltration Cellular, | | | Polymorphonuclear | 4 | 1 4.0| Mineralization, Focal | 3 | 1 3.0| Necrosis, Focal | 2 | 2 1.5| Necrosis, Multifocal | 2 | 1 2.0| Nuclear Alteration | 2 | 1 2.0| Thrombosis | X | 1 | Centrilobular, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + | 4 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | Atrophy, Focal | | 1 1.0| Edema | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Papillary | | 1 2.0| Inflammation, Focal | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | | 1 2.0| __________________________________________________________________________|____________| Tooth | + + + + + + | 14 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 36 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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 - cont | | | | | | Incisor, Dysplasia | 2 1 1 2 2 2 | 12 2.1| Incisor, Inflammation, Suppurative | 3 1 3 | 8 2.4| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Mesenteric Artery, Inflammation, | | | Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Artery, Inflammation, Chronic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 1 | Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Vacuolization Cytoplasmic, Focal | 2 1 | 2 1.5| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | | 1 1.0| Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 47 | Cyst | | 3 | Degeneration, Cystic | 1 | 1 1.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + M + M + + + M + M + + + + + + + + +| 45 | Cyst | | 1 | Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Pars Intermedia, Cytomegaly | | 1 1.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration, Cystic | 3 | 5 2.2| Follicular Cell, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 37 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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 | | | | | | | | | __________________________________________________________________________|____________| Ductus Deferens | + + | 2 | Serosa, Foreign Body | 3 | 1 3.0| Serosa, Inflammation, Chronic | 4 | 1 4.0| __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | | 1 | Foreign Body | | 1 3.0| Inflammation, Chronic | | 1 3.0| Necrosis | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + | 11 | Degeneration, Cystic | 3 1 1 | 4 1.8| Inflammation, Suppurative | 3 3 4 3 4 4 | 8 3.4| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 3 | 3 3.3| __________________________________________________________________________|____________| Seminal Vesicle | + | 2 | Dilatation | 3 | 1 3.0| Fibrosis, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Neutrophil | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Axillary, Inflammation, Suppurative | | 1 3.0| Inguinal, Hyperplasia | 2 1 3 | 6 2.7| Inguinal, Inflammation, Chronic | 3 | 2 3.0| Mediastinal, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + M + + + + + M + + + M + + +| 43 | Angiectasis | 3 2 2 2 | 8 1.9| Hematopoietic Cell Proliferation | | 2 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 3 3 2 3 | 16 2.9| Infiltration Cellular, | | | Polymorphonuclear | 4 | 1 4.0| Red Pulp, Depletion Cellular | | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + M + + + + + M M + + + + + M + + + + + M +| 36 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 38 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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 | | | | | | Cyst | X X | 2 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M M + M M M M M M M M| 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Exudate | 1 | 2 2.0| Fibrosis | | 1 3.0| Inflammation, Chronic | 3 1 3 3 2 3 3 | 19 2.4| Mineralization | 3 | 1 3.0| Ulcer | 3 3 3 3 1 3| 13 2.6| Ulcer, Multiple | | 1 3.0| Prepuce, Inflammation, Chronic | 4 | 1 4.0| Subcutaneous Tissue, Edema | 2 3 | 2 2.5| Subcutaneous Tissue, Inflammation, | | | Suppurative | 3 2 | 2 2.5| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | Artery, Head, Inflammation, Chronic | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Mineralization | 1 2 1 2 2 2 2 2 2 1 2 | 25 1.8| Artery, Meninges, Inflammation, | | | Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sciatic, Hyperplasia, Lymphoid | | 2 1.0| __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 1 1 2 2 2 1| 14 1.6| Congestion | 3 | 1 3.0| Hemorrhage, Focal | | 1 2.0| Hyperplasia, Lymphoid | | 1 1.0| Hyperplasia, Macrophage | 1 1 | 3 1.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 39 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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 | | | | | | Infiltration Cellular, | | | Polymorphonuclear | 4 3 | 4 3.0| Inflammation, Focal | 1 1 1 3 1 1 1 2 1 2 2 1| 21 1.5| Pigmentation | 1 1 | 2 1.0| Alveolar Epithelium, Hyperplasia, | | | Focal | 2 | 5 1.4| Alveolar Epithelium, Hyperplasia | | 1 2.0| Alveolar Epithelium, Metaplasia, | | | Focal | 1 | 4 1.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + M + + + + + + + + M +| 48 | Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Adventitia, Inflammation, Focal | | 1 2.0| Lumen, Exudate | 2 | 4 2.0| Lumen, Foreign Body | | 1 1.0| Mucosa, Inflammation, Suppurative | 3 | 1 3.0| Nasolacrimal Duct, Foreign Body | | 1 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + + +| 5 | Hyperplasia, Focal | 1| 2 1.5| Hyperplasia | 2 | 1 2.0| Duct, Dilatation, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lymphoid | 1 1 1 1 1 2 1| 13 1.1| Infiltration Cellular, | | | Polymorphonuclear | 4 | 1 4.0| Inflammation, Focal | | 1 1.0| Mineralization | 1 1 | 7 1.1| Nephropathy | 1 1 1 1 3 1 2 1 2 1 | 19 1.2| Artery, Inflammation, Chronic | 3 2 | 2 2.5| Renal Tubule, Degeneration, Hyaline | 3 | 1 3.0| Renal Tubule, Dilatation | 2 | 1 2.0| Renal Tubule, Hyperplasia, Focal | | 1 1.0| __________________________________________________________________________|____________| Urethra | + | 1 | Bulbourethral Gland, Proliferation | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 40 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 6| 4| 6| 7| 2| 5| 7| 4| 7| 7| 7| 6| 7| 2| 7| | DAY ON TEST | 3| 3| 3| 5| 0| 6| 3| 3| 3| 3| 4| 5| 5| 3| 9| 3| 3| 7| 3| 1| 3| 6| 3| 2| 1| | | 1| 1| 1| 3| 1| 8| 2| 2| 2| 2| 7| 6| 3| 2| 9| 5| 2| 0| 2| 5| 2| 5| 2| 7| 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 | B6C3F1 MICE 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 | UNTREATD | 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 | CONTROL | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Connective Tissue | 3 | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 41 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7| 4| 1| 1| 7| 7| 7| 7| 6| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 8| 2| 2| 5| 2| 2| 3| 3| 0| 2| 2| 2| 2| 8| 2| | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 3| 9| 9| 2| 9| 8| 9| 9| 9| 9| 0| 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| B6C3F1 MICE 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 | 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| 0.02% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + M + + + + + + + + + + + + + + + + + + +| Hyperplasia, Papillary | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + M + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + M + M M + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + M + + + + + + + + + + + + + + M M + + + + + +| Submucosa, Degeneration, Focal | 2 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + M M + + + + + M| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Cyst Multilocular | | Eosinophilic Focus | | Focal Cellular Change | | Hemorrhage | 3 | Inflammation, Focal | | Necrosis, Focal | | Centrilobular, Necrosis | | __________________________________________________________________________| Mesentery | + | Inflammation, Suppurative | | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Spleen | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Pigmentation, Focal | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | __________________________________________________________________________| Tooth | + + + | Incisor, Dysplasia | 3 | Incisor, Inflammation, Suppurative | 3 3 | Molar, Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Abdominal, Inflammation, Chronic | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Focal | 1 | Mineralization | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7| 4| 1| 1| 7| 7| 7| 7| 6| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 8| 2| 2| 5| 2| 2| 3| 3| 0| 2| 2| 2| 2| 8| 2| | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 3| 9| 9| 2| 9| 8| 9| 9| 9| 9| 0| 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| B6C3F1 MICE 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 | 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| 0.02% | 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 | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + M + + + + + + + +| Subcapsular, Hyperplasia, Focal | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + M + + + + + + + +| Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + M M + M + M + + + M| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Cystic | 1 3 2 1 1 | Inflammation, Focal | 1 | Pigmentation | 1 2 | Follicular Cell, Hyperplasia | 1 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | | Inflammation, Chronic | | __________________________________________________________________________| Preputial Gland | + + +| Degeneration, Cystic | 1| Inflammation, Suppurative | 3 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + M + + + + + + + +| Inflammation, Suppurative | 2 | __________________________________________________________________________| Seminal Vesicle | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Hyperplasia | | Inguinal, Angiectasis | 2 | Inguinal, Hyperplasia | 3 3 | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + M M M + + M M + + + + M + + + + + +| Hyperplasia | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + M + + + + + + + +| Angiectasis | 2 1 1 | Pigmentation | 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7| 4| 1| 1| 7| 7| 7| 7| 6| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 8| 2| 2| 5| 2| 2| 3| 3| 0| 2| 2| 2| 2| 8| 2| | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 3| 9| 9| 2| 9| 8| 9| 9| 9| 9| 0| 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| B6C3F1 MICE 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 | 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| 0.02% | 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 | | | | Hematopoietic Cell Proliferation | 3 3 3 2 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Thymus | + + + + + + M + + + M M + + M M + + + + + + + + +| Inflammation, Granulomatous | 2| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 | Inflammation, Chronic | 1 2 3 3 3 3 | Ulcer | 3 3 | Subcutaneous Tissue, Angiectasis | 3 | Subcutaneous Tissue, Inflammation, | | Chronic | | Subcutaneous Tissue, Mineralization | 2 | Subcutaneous Tissue, Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 1 2 2 2 2 1 2 2 2 1 1 2 | Meninges, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| Meninges, Hyperplasia, Lymphoid | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 2 1 2 1 2 2 2 2 1 2 2| Congestion | | Hyperplasia, Lymphoid | 1 | Hyperplasia, Macrophage | 2 | Infiltration Cellular, | | Polymorphonuclear | 3 2 2 | Inflammation, Focal | 1 2 2 2 1 2 1 2 2 2 2 1 2 2| Inflammation, Suppurative | | Alveolar Epithelium, Hyperplasia, | | Focal | 1 | Alveolar Epithelium, Metaplasia, | | Focal | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + M M + + + + + +| _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 7| 4| 1| 1| 7| 7| 7| 7| 6| 7| DAY ON TEST | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 8| 2| 2| 5| 2| 2| 3| 3| 0| 2| 2| 2| 2| 8| 2| | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 9| 9| 3| 9| 9| 2| 9| 8| 9| 9| 9| 9| 0| 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| B6C3F1 MICE 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 | 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| 0.02% | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Adventitia, Inflammation, Focal | | Lumen, Exudate | 2 2 | Lumen, Foreign Body | 2 | Mucosa, Inflammation, Suppurative | 2 2 3 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | +| Duct, Dilatation, Focal | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Autolysis | 3 | Congestion | 2 | Cyst | X | Hyperplasia, Lymphoid | 2 1 | Mineralization | 2 1 1 1 1 1 1 1 1 2| Nephropathy | 1 1 2 1 1 1 1 1 1 1 1 | Renal Tubule, Dilatation | 2 | Renal Tubule, Vacuolization | | Cytoplasmic | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 2| 2| 2| 0| 2| 4| 0| 2| 2| 5| 1| 2| 2| 5| 0| 2| 0| 2| 1| 2| 3| 2| 2| | | 9| 0| 9| 9| 9| 3| 9| 1| 3| 9| 9| 9| 1| 9| 9| 3| 2| 9| 2| 9| 0| 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 | B6C3F1 MICE 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 | 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 | 0.02% | 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + + + + + M + + + + +| 48 | Hyperplasia, Papillary | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + M + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Submucosa, Degeneration, Focal | | 1 2.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + M + + + + + + + + M + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + M + + + + +| 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 1| 2 2.0| Cyst Multilocular | X | 1 | Eosinophilic Focus | 2 | 1 2.0| Focal Cellular Change | 2 | 1 2.0| Hemorrhage | | 1 3.0| Inflammation, Focal | 2 2 | 2 2.0| Necrosis, Focal | 2 | 1 2.0| Centrilobular, Necrosis | 1 | 1 1.0| __________________________________________________________________________|____________| Mesentery | + + + + +| 6 | Inflammation, Suppurative | 1| 1 1.0| Fat, Necrosis | 3 3 3 | 4 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Spleen | X | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pigmentation, Focal | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 2 | 2 2.0| __________________________________________________________________________|____________| Tooth | + + + + | 7 | Incisor, Dysplasia | 3 1 2 | 4 2.3| Incisor, Inflammation, Suppurative | 1 3 4 | 5 2.8| Molar, Inflammation, Suppurative | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 2| 2| 2| 0| 2| 4| 0| 2| 2| 5| 1| 2| 2| 5| 0| 2| 0| 2| 1| 2| 3| 2| 2| | | 9| 0| 9| 9| 9| 3| 9| 1| 3| 9| 9| 9| 1| 9| 9| 3| 2| 9| 2| 9| 0| 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 | B6C3F1 MICE 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 | 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 | 0.02% | 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 | | | | | | Abdominal, Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Focal | | 1 1.0| Mineralization | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Subcapsular, Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Focal | 2 2| 2 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X X| 2 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration, Cystic | 1 1 1 1 2 2 | 11 1.5| Inflammation, Focal | | 1 1.0| Pigmentation | | 2 1.5| Follicular Cell, Hyperplasia | | 3 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | + | 1 | Inflammation, Chronic | 1 | 1 1.0| __________________________________________________________________________|____________| Preputial Gland | + + + + | 7 | Degeneration, Cystic | 3 3 1 1 | 5 1.8| Inflammation, Suppurative | 3 3 | 4 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + | 2 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 3 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 47 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 2| 2| 2| 0| 2| 4| 0| 2| 2| 5| 1| 2| 2| 5| 0| 2| 0| 2| 1| 2| 3| 2| 2| | | 9| 0| 9| 9| 9| 3| 9| 1| 3| 9| 9| 9| 1| 9| 9| 3| 2| 9| 2| 9| 0| 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 | B6C3F1 MICE 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 | 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 | 0.02% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Axillary, Hyperplasia | 3 | 1 3.0| Inguinal, Angiectasis | 1 | 2 1.5| Inguinal, Hyperplasia | 1 | 3 2.3| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 43 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + M + + + + + + + + + + + + + M +| 47 | Angiectasis | 2 3 3 3 2 2 1 2| 11 2.0| Pigmentation | | 1 1.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 3 3 3 4 3 4 | 12 3.1| Hyperplasia, Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + M + + + + + + + + + + + + + + + + + + + + + M +| 43 | Inflammation, Granulomatous | | 1 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M + M + M M M M M M M M M M M M M M M M M M M M| 2 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | | 1 3.0| Inflammation, Chronic | 2 3 3 3 1 3 3 1 2| 15 2.4| Ulcer | 3 | 3 3.0| Subcutaneous Tissue, Angiectasis | | 1 3.0| Subcutaneous Tissue, Inflammation, | | | Chronic | 3 | 1 3.0| Subcutaneous Tissue, Mineralization | | 1 2.0| Subcutaneous Tissue, Ulcer | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + + | 2 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 1 2 1 2 2 2 2 2 3 2 2 2 | 26 1.8| Meninges, Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Meninges, Hyperplasia, Lymphoid | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 48 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 7| 6| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 2| 2| 2| 0| 2| 4| 0| 2| 2| 5| 1| 2| 2| 5| 0| 2| 0| 2| 1| 2| 3| 2| 2| | | 9| 0| 9| 9| 9| 3| 9| 1| 3| 9| 9| 9| 1| 9| 9| 3| 2| 9| 2| 9| 0| 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 | B6C3F1 MICE 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 | 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 | 0.02% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 1 2 2 1 2 2 1 3 1 2 1| 24 1.7| Congestion | 3 1 | 2 2.0| Hyperplasia, Lymphoid | | 1 1.0| Hyperplasia, Macrophage | 2 | 2 2.0| Infiltration Cellular, | | | Polymorphonuclear | 1 2 | 5 2.0| Inflammation, Focal | 1 1 2 1 1 2 2 1 1 2 1| 25 1.6| Inflammation, Suppurative | 3 | 1 3.0| Alveolar Epithelium, Hyperplasia, | | | Focal | 2 | 2 1.5| Alveolar Epithelium, Metaplasia, | | | Focal | 1 1 | 3 1.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Adventitia, Inflammation, Focal | 2 | 1 2.0| Lumen, Exudate | | 2 2.0| Lumen, Foreign Body | | 1 2.0| Mucosa, Inflammation, Suppurative | | 4 2.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + + | 4 | Duct, Dilatation, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Autolysis | | 1 3.0| Congestion | | 1 2.0| Cyst | | 1 | Hyperplasia, Lymphoid | | 2 1.5| Mineralization | 1 1 2 1 1 1 1 | 17 1.2| Nephropathy | 1 1 2 1 1 1 1 1 1 1 1 2 1 1| 25 1.1| Renal Tubule, Dilatation | | 1 2.0| Renal Tubule, Vacuolization | | | Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 49 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 1| 4| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 1| 5| 0| 5| 0| 0| 0| 0| 0| 0| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + M + + + M + + + + + + + M + + + + + + + M +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 3 3 | Inflammation, Chronic | 3 3 | Prolapse | 3 3 | Ulcer | 3 3 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + M + + + + + + + + + + + + + + + + + + M + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoid Tissue, Hyperplasia, | | Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Fibrosis, Focal | 2 | Hematopoietic Cell Proliferation | 2 | Infarct | | Mineralization, Focal | 3 | Necrosis, Focal | 3 2 | Necrosis, Multifocal | | Pigmentation | 2 | Vacuolization Cytoplasmic | 1 | Bile Duct, Dilatation | | Bile Duct, Hyperplasia | | __________________________________________________________________________| Mesentery | + + + | Hyperplasia, Lymphoid | 1 | Inflammation, Suppurative | | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Papillary | 1 | Inflammation, Focal | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Hyaline | 2 | Mineralization | 2 2 | __________________________________________________________________________| Tooth | + + + + | Incisor, Dysplasia | 2 2 4 2 | Incisor, Inflammation, Suppurative | 3 3 | _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 1| 4| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 1| 5| 0| 5| 0| 0| 0| 0| 0| 0| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcapsular, Hyperplasia, Focal | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + M + + + + + M M + + + + + + + +| Cyst, Multiple | | __________________________________________________________________________| Pituitary Gland | + + M + + + + + + + + + + + + + + + M + + + + + +| Cyst | X | Pars Distalis, Cytoplasmic | | Alteration, Focal | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| Degeneration, Cystic | 1 2 2 1 1 1 | Inflammation, Focal | 2 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | __________________________________________________________________________| Preputial Gland | + + + + +| Degeneration, Cystic | 1 2 2 4| Inflammation, Suppurative | 4 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Seminal Vesicle | + + | Atrophy | 2 | Dilatation | 3 | Lumen, Crystals | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Artery, Mineralization | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + M +| _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 1| 4| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 1| 5| 0| 5| 0| 0| 0| 0| 0| 0| 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| B6C3F1 MICE 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 | 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| 0.01% | 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 | | | | Inguinal, Hyperplasia, Lymphoid | | Inguinal, Hyperplasia | 1 | Inguinal, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + M + + + + + + + + + + + + + + + + + + M M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + M +| Angiectasis | 1 1 2 1 2 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Lymphoid | | Hematopoietic Cell Proliferation | 2 4 3 3 3 3 3 3 | Hyperplasia, Lymphoid | 2 | Red Pulp, Depletion Cellular | 3 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + M + + + + + M| Depletion Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Fibrosis | 1 | Hyperplasia, Basal Cell | | Inflammation, Chronic | 1 2 1 2 2 1 3 3 1 3 3 | Mineralization | | Ulcer | 2 3 | Lip, Inflammation, Suppurative | 2 | Subcutaneous Tissue, Angiectasis | | Subcutaneous Tissue, Inflammation, | | Suppurative | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | Thigh, Mineralization | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 2 3 2 2 2 2 2 2 1 2 1 2 2 2 2 2| __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| Sciatic, Hyperplasia, Lymphoid | 1 | __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| Meninges, Hyperplasia, Lymphoid | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 1 2 2 1 2 2 2 2 2 1 1 2 2 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 1| 4| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 3| 3| | 0| 0| 0| 0| 0| 1| 5| 0| 5| 0| 0| 0| 0| 0| 0| 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| B6C3F1 MICE 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 | 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| 0.01% | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Hemorrhage, Focal | 1 | Hyperplasia, Macrophage | 1 1 1 | Infiltration Cellular, | | Polymorphonuclear | 3 | Inflammation, Focal | 2 1 2 2 1 2 2 1 2 2 2 1 1 2 2 | Alveolar Epithelium, Hyperplasia, | | Focal | 1 1 | Alveolar Epithelium, Metaplasia, | | Focal | 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Adventitia, Inflammation, Suppurative| 2 | Lumen, Exudate | 2 2 2 1 | Lumen, Foreign Body | 2 1 | Mucosa, Inflammation, Suppurative | 2 | Nasolacrimal Duct, Foreign Body | 1 | Nasolacrimal Duct, Inflammation | 1 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + + | Duct, Dilatation, Focal | 2 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | 3 | Hyperplasia, Lymphoid | 1 1 1 1 1 1 | Mineralization | 1 1 1 1 | Nephropathy | 2 1 1 2 1 1 1 1 1 1 2 1 1 1 1 2 | Pigmentation | 3 | Capsule, Fibrosis, Focal | | __________________________________________________________________________| Ureter | + | __________________________________________________________________________| Urethra | | Bulbourethral Gland, Degeneration, | | Cystic | | Bulbourethral Gland, Fibrosis, Focal | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 1| 6| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 6| 3| 3| 3| 1| 7| 3| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 4| 0| 1| 1| 1| 1| 2| 6| 1| 1| 1| 7| 8| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 | + + + + + + + + + + + + + M + + M + + + + + + + +| 48 | __________________________________________________________________________|____________| Gallbladder | + + + M + + + + + + + + M + + + + + + + + M + M +| 42 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | Dysplasia | | 2 3.0| Inflammation, Chronic | | 2 3.0| Prolapse | | 2 3.0| Ulcer | | 2 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + M + + + + M A +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + M + + M A +| 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | Lymphoid Tissue, Hyperplasia, | | | Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 2.0| Fibrosis, Focal | 3 | 2 2.5| Hematopoietic Cell Proliferation | | 1 2.0| Infarct | 4 | 1 4.0| Mineralization, Focal | 3 | 2 3.0| Necrosis, Focal | | 2 2.5| Necrosis, Multifocal | 3 | 1 3.0| Pigmentation | | 1 2.0| Vacuolization Cytoplasmic | | 1 1.0| Bile Duct, Dilatation | 3 2 | 2 2.5| Bile Duct, Hyperplasia | 2 3 | 2 2.5| __________________________________________________________________________|____________| Mesentery | + | 4 | Hyperplasia, Lymphoid | | 1 1.0| Inflammation, Suppurative | 3 | 1 3.0| Fat, Necrosis | 4 | 2 3.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Papillary | 3 | 2 2.0| Inflammation, Focal | 3 2 | 3 2.3| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 54 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 1| 6| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 6| 3| 3| 3| 1| 7| 3| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 4| 0| 1| 1| 1| 1| 2| 6| 1| 1| 1| 7| 8| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 - cont | | | | | | Degeneration, Hyaline | | 1 2.0| Mineralization | | 2 2.0| __________________________________________________________________________|____________| Tooth | + + + + | 8 | Incisor, Dysplasia | 3 1 2 1 | 8 2.1| Incisor, Inflammation, Suppurative | | 2 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Subcapsular, Hyperplasia, Focal | 2 | 2 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | | 1 1.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + + + + + + M + + + + + + + + + + +| 44 | Cyst, Multiple | X | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + M + + + M + + + + + +| 46 | Cyst | | 1 | Pars Distalis, Cytoplasmic | | | Alteration, Focal | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + M + + + + + + + + + + + + + + + + + + + + + + +| 48 | Degeneration, Cystic | 2 1 2 1 | 10 1.4| Inflammation, Focal | | 1 2.0| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + | 1 | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | + | 2 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + | 13 | Degeneration, Cystic | 4 3 3 3 | 8 2.8| Inflammation, Suppurative | 4 3 3 4 4 4 | 8 3.6| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Seminal Vesicle | + | 3 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 55 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 1| 6| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 6| 3| 3| 3| 1| 7| 3| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 4| 0| 1| 1| 1| 1| 2| 6| 1| 1| 1| 7| 8| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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 | | | | | | Atrophy | | 1 2.0| Dilatation | | 1 3.0| Lumen, Crystals | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Artery, Mineralization | 1 | 2 1.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inguinal, Hyperplasia, Lymphoid | 2| 1 2.0| Inguinal, Hyperplasia | 2 | 2 1.5| Inguinal, Pigmentation | 1| 1 1.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + M + + M M + + M + + + M +| 42 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + M + + + + + + + + + + + + +| 48 | Angiectasis | 1 4 3 2 1 | 11 1.7| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Depletion Lymphoid | 4 | 1 4.0| Hematopoietic Cell Proliferation | 3 3 3 3 | 12 3.0| Hyperplasia, Lymphoid | | 1 2.0| Red Pulp, Depletion Cellular | | 1 3.0| __________________________________________________________________________|____________| Thymus | + + + M M + + + + + M M + + + + + M M + + M + M +| 40 | Depletion Lymphoid | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M + M M M M M M M M M M| 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 2 | 1 2.0| Fibrosis | 3 | 2 2.0| Hyperplasia, Basal Cell | 2 | 1 2.0| Inflammation, Chronic | 1 1 1 3 2 2 3 3 2 2 3 3 3 3 3 3 1 | 29 2.2| Mineralization | 3 4 | 2 3.5| Ulcer | 3 3 3 3 | 6 2.8| Lip, Inflammation, Suppurative | | 1 2.0| Subcutaneous Tissue, Angiectasis | 1 | 1 1.0| Subcutaneous Tissue, Inflammation, | | | Suppurative | 4| 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 56 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 1| 6| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 6| 3| 3| 3| 1| 7| 3| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 4| 0| 1| 1| 1| 1| 2| 6| 1| 1| 1| 7| 8| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 2 | Thigh, Mineralization | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 2 2 2 2 2 2 2 2 2 1 2 1 2| 31 1.9| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sciatic, Hyperplasia, Lymphoid | | 1 1.0| __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Meninges, Hyperplasia, Lymphoid | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 1 2 1 1 2 2 1 1 1 1 1 2 2 1| 28 1.5| Hemorrhage, Focal | | 1 1.0| Hyperplasia, Macrophage | | 3 1.0| Infiltration Cellular, | | | Polymorphonuclear | 2 | 2 2.5| Inflammation, Focal | 1 2 1 1 2 2 1 1 1 1 1 2 1 1 2 1| 31 1.5| Alveolar Epithelium, Hyperplasia, | | | Focal | 1 | 3 1.0| Alveolar Epithelium, Metaplasia, | | | Focal | 1 | 4 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + M + +| 49 | Adventitia, Inflammation, Suppurative| | 1 2.0| Lumen, Exudate | 1 1 1 1 1 1 1 1 1 1 1 1 2 | 17 1.2| Lumen, Foreign Body | 1 1 1 1 1 1 1 1 1 1 1 | 13 1.1| Mucosa, Inflammation, Suppurative | | 1 2.0| Nasolacrimal Duct, Foreign Body | 1 | 2 1.0| Nasolacrimal Duct, Inflammation | | 2 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + | 6 | Duct, Dilatation, Focal | 1 | 3 1.7| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 57 NTP Experiment-Test: 05058-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC ROXARSONE Date: 05/06/97 Route: DOSED FEED Time: 09:32:27 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 1| 6| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 6| 3| 3| 3| 1| 7| 3| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 4| 0| 1| 1| 1| 1| 2| 6| 1| 1| 1| 7| 8| 1| 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 | B6C3F1 MICE 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 | 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 | 0.01% | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Hydronephrosis | | 1 3.0| Hyperplasia, Lymphoid | 1 1 1 1| 10 1.0| Mineralization | 1 1 1 1 1 | 9 1.0| Nephropathy | 1 1 1 1 1 1 1 1 1 1 1 1 1| 29 1.1| Pigmentation | | 1 3.0| Capsule, Fibrosis, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Ureter | | 1 | __________________________________________________________________________|____________| Urethra | + | 1 | Bulbourethral Gland, Degeneration, | | | Cystic | 4 | 1 4.0| Bulbourethral Gland, Fibrosis, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 58 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