TDMS Study 05096-01 Pathology Tables
NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 Facility: Battelle Northwest Chemical CAS #: 2698-41-1 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 7| 6| 7| 7| 5| 6| 5| 5| 7| 7| 6| 5| 4| 5| 6| 6| 6| 7| 7| DAY ON TEST | 4| 1| 0| 4| 4| 4| 0| 4| 4| 1| 6| 6| 0| 6| 4| 4| 5| 4| 8| 8| 6| 9| 6| 2| 4| | 9| 6| 6| 5| 9| 9| 2| 1| 9| 8| 1| 7| 7| 7| 9| 9| 2| 3| 7| 9| 6| 4| 8| 4| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + A + A + + + + + + A I + A + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Colon | + + + A + + + + + + A + + A + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + M + + + + + + + + I + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + A I + + + + + + + + + + + + + + + I + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + A I + + + + + + + + + + + + + + + I I + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + A I A + + + + + I A + A A + + I + I + A + + + +| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Intestine Small, Jejunum | + A I A + + + + + A A I + A + + I + I I + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | 1 2 1 1 1 1 1 1 1 3 1| Clear Cell Focus | 1 | Congestion | 2 | Degeneration, Fatty | 2 3 2 2 2 3 1 1 2 1 3 1 | Hematopoietic Cell Proliferation | 1 1 | Hepatodiaphragmatic Nodule | X X X X| Inflammation, Focal, Granulomatous | 1 1 2 1 2 1 1 2 2 1 | Leukocytosis | 2 2 | Necrosis | 2 2 2 1 1 | Bile Duct, Hyperplasia | 1 1 1 1 2 1| __________________________________________________________________________| Mesentery | + | Fat, Hemorrhage | | Fat, Inflammation, Chronic | 3 | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | 1 1 1 1 | __________________________________________________________________________| Pharynx | + | Palate, Inflammation | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Inflammation, Suppurative | 1 1 1 1 1 1 1| Duct, Hyperplasia | 1 1 2 1 1 1 1 2 1| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Inflammation, Suppurative | 2 2 | Ulcer | 2 2 | Epithelium, Hyperplasia | 3 2 4 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 7| 6| 7| 7| 5| 6| 5| 5| 7| 7| 6| 5| 4| 5| 6| 6| 6| 7| 7| DAY ON TEST | 4| 1| 0| 4| 4| 4| 0| 4| 4| 1| 6| 6| 0| 6| 4| 4| 5| 4| 8| 8| 6| 9| 6| 2| 4| | 9| 6| 6| 5| 9| 9| 2| 1| 9| 8| 1| 7| 7| 7| 9| 9| 2| 3| 7| 9| 6| 4| 8| 4| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hemorrhage | 2 | Inflammation, Chronic | | Inflammation, Suppurative | 1 2 | Pigmentation, Hemosiderin | | Ulcer | 1 2 1 3 | Epithelium, Hyperplasia | | __________________________________________________________________________| Tongue | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 1 2 2 2 1 1 1 1 2 1 2 2 1 1 1 2 1 2 1| Atrium, Thrombosis | 4 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 1 1 1 1 2 1 1 1 1 4 3 1| Focal Cellular Change | 1 1 1 | Hematopoietic Cell Proliferation | 2 2 | Hyperplasia | 3 3 2 | Necrosis | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + I M + M + M + M + M + I + I + + I + +| Hyperplasia | 1 2 2 3 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + M + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + M + + + + I + + + + M + M + + + + + + + + + + M| Hyperplasia | 3 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + M + + + +| Pars Distalis, Angiectasis | 4 2 | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia | 4 1 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 3 1 2 3 2| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| Hyperplasia | 2 | Inflammation, Suppurative | 1 1 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Cyst | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 7| 6| 7| 7| 5| 6| 5| 5| 7| 7| 6| 5| 4| 5| 6| 6| 6| 7| 7| DAY ON TEST | 4| 1| 0| 4| 4| 4| 0| 4| 4| 1| 6| 6| 0| 6| 4| 4| 5| 4| 8| 8| 6| 9| 6| 2| 4| | 9| 6| 6| 5| 9| 9| 2| 1| 9| 8| 1| 7| 7| 7| 9| 9| 2| 3| 7| 9| 6| 4| 8| 4| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Dilatation | | Hyperplasia, Cystic | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Focal, Granulomatous | | Myelofibrosis | 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Inflammation, Focal, | | Granulomatous | 2 | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + + I + + + + + + + + + + +| Congestion | 3 | Hematopoietic Cell Proliferation | | Hyperplasia | 1 | __________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + + + + + + + + + + + + + + M M + M +| Hyperplasia | 2 2 2 2 2 | Inflammation, Focal, Granulomatous | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | | Fibrosis | 2 1 1 | Hematopoietic Cell Proliferation | 2 | Inflammation, Granulomatous | 3 | Necrosis | 2 | Pigmentation, Hemosiderin | 2 | Capsule, Thrombosis | | __________________________________________________________________________| Thymus | + + + + + + + + + + + M + + + + + + M + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | 1 1 | Hyperplasia | 3 4 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | 1 1 | Osteopetrosis | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 1 2 | Hydrocephalus | 2 2 | Meninges, Inflammation, Suppurative | 2 | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 7| 6| 7| 7| 5| 6| 5| 5| 7| 7| 6| 5| 4| 5| 6| 6| 6| 7| 7| DAY ON TEST | 4| 1| 0| 4| 4| 4| 0| 4| 4| 1| 6| 6| 0| 6| 4| 4| 5| 4| 8| 8| 6| 9| 6| 2| 4| | 9| 6| 6| 5| 9| 9| 2| 1| 9| 8| 1| 7| 7| 7| 9| 9| 2| 3| 7| 9| 6| 4| 8| 4| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 1 1 1 1 2 1 1 1| Metaplasia, Squamous | 2 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 | Hemorrhage | 2 1 1 | Infiltration Cellular, Mixed Cell | | Inflammation, Chronic, Focal | 1 1 1 1 2 1 1 1| Alveolar Epithelium, Hyperplasia | 2 1 | Alveolus, Infiltration Cellular, | | Histiocyte | 2 1 1 1 | Mediastinum, Inflammation, Chronic | 2 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 1 1 1 2 1 2 1 1 1| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation | 1 2 1 1 1 2 2 1 1 2 1 1 1 1 1 1 1| Inflammation, Suppurative | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1| Thrombosis | 3 3 2 3| Nares, Inflammation, Chronic | 3 | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 1 1 2 1| Olfactory Epithelium, Metaplasia | 1 | Respiratory Epithelium, Hyperplasia | | Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 1 1 1 1 | __________________________________________________________________________| Trachea | + + + A + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 2 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | Inflammation, Suppurative | 3 | __________________________________________________________________________| Eye | + + + + + + + + + + A + + + + + + + + + + + + + +| Anterior Chamber, Inflammation, | | Suppurative | | Lens, Degeneration | 2 1 2 | Retina, Degeneration | 3 3 | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Suppurative | 1 1 1 | __________________________________________________________________________| Lacrimal Gland | + | Inflammation, Suppurative | 1 | Acinus, Atrophy | 1 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 7| 6| 7| 7| 5| 6| 5| 5| 7| 7| 6| 5| 4| 5| 6| 6| 6| 7| 7| DAY ON TEST | 4| 1| 0| 4| 4| 4| 0| 4| 4| 1| 6| 6| 0| 6| 4| 4| 5| 4| 8| 8| 6| 9| 6| 2| 4| | 9| 6| 6| 5| 9| 9| 2| 1| 9| 8| 1| 7| 7| 7| 9| 9| 2| 3| 7| 9| 6| 4| 8| 4| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Mineralization | | Nephropathy | 3 2 1 2 2 2 3 2 2 3 1 2 1 2 2 1 1 3 2 4 2 4 2| Renal Tubule, Hyperplasia | 1 | __________________________________________________________________________| Urinary Bladder | + + + + + M + + + + + M + + + + + + + + + + + + +| Hemorrhage | 1 | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 5| 7| 7| 6| 4| 6| | DAY ON TEST | 4| 8| 4| 4| 4| 4| 1| 6| 4| 4| 4| 4| 4| 1| 7| 4| 6| 7| 4| 8| 4| 4| 0| 6| 8| | | 9| 3| 9| 9| 9| 9| 4| 3| 1| 9| 9| 9| 9| 4| 6| 9| 7| 9| 9| 8| 9| 9| 1| 5| 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 | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + A + + + + + + + + + + + + + + + + + + + + + M +| 47 | __________________________________________________________________________|____________| Intestine Large | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + + + I A A + + + + + + + + + + + + + A + +| 40 | Parasite Metazoan | X X | 4 | __________________________________________________________________________|____________| Intestine Large, Colon | + A + + + + + I + + + + + + + + + + + + + + + + +| 45 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + A + + + + + + + + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Small | + A + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + A + + + + + I + + + + + + + + + + + + + + + I +| 43 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + + + I I A + + + + I I + I + + I + + A + +| 31 | Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + + + + + + + + + + + A + I + + + + + + + +| 37 | __________________________________________________________________________|____________| Liver | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 2 1 1 4 3 | 5 2.2| Basophilic Focus | 2 1 2 2 2 1 1 1 1 1 2 1 1 1| 25 1.3| Clear Cell Focus | 2 | 2 1.5| Congestion | | 1 2.0| Degeneration, Fatty | 2 2 3 2 1 2| 18 1.9| Hematopoietic Cell Proliferation | 1 3 2 1 1 | 7 1.4| Hepatodiaphragmatic Nodule | X X | 6 | Inflammation, Focal, Granulomatous | 2 1 3 1 1 1 1 1 2 1 1 1 1 | 23 1.3| Leukocytosis | | 2 2.0| Necrosis | 2 2 2 2 2 | 10 1.8| Bile Duct, Hyperplasia | 1 1 | 8 1.1| __________________________________________________________________________|____________| Mesentery | + + + | 4 | Fat, Hemorrhage | 3 | 1 3.0| Fat, Inflammation, Chronic | 2 2 | 3 2.3| Fat, Necrosis | 4 4 | 3 3.7| __________________________________________________________________________|____________| Pancreas | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Acinus, Atrophy | 1 1 2 3 2 1 1 | 11 1.4| __________________________________________________________________________|____________| Pharynx | | 1 | Palate, Inflammation | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | 2| 2 2.0| Inflammation, Suppurative | 1 1 1 1 1 1 2 1 2| 16 1.1| Duct, Hyperplasia | 1 1 1 1 1 1 1 1 2 1 2 1 1 | 22 1.2| __________________________________________________________________________|____________| Stomach | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + A + + + + + + + + + + + + + + + I + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 5| 7| 7| 6| 4| 6| | DAY ON TEST | 4| 8| 4| 4| 4| 4| 1| 6| 4| 4| 4| 4| 4| 1| 7| 4| 6| 7| 4| 8| 4| 4| 0| 6| 8| | | 9| 3| 9| 9| 9| 9| 4| 3| 1| 9| 9| 9| 9| 4| 6| 9| 7| 9| 9| 8| 9| 9| 1| 5| 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 | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Chronic | 2 3| 3 2.3| Inflammation, Suppurative | 2 3 | 4 2.3| Ulcer | 3 3 2| 5 2.4| Epithelium, Hyperplasia | 1 2 1 3 1 3| 10 2.3| __________________________________________________________________________|____________| Stomach, Glandular | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage | 2 | 2 2.0| Inflammation, Chronic | 3 3 3 2 2| 5 2.6| Inflammation, Suppurative | | 2 1.5| Pigmentation, Hemosiderin | 2 | 1 2.0| Ulcer | 3 4 4 3 4| 9 2.8| Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Tongue | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cardiomyopathy | 2 2 2 2 2 3 1 2 2 2 2 2 2 1 2 1 1 1 2 1 | 42 1.5| Atrium, Thrombosis | 4 | 3 3.7| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Degeneration, Fatty | 1 2 2 1 2 3 3 1 1 2 1 1 2 2| 26 1.6| Focal Cellular Change | 1 1 2| 6 1.2| Hematopoietic Cell Proliferation | 1 1 1 1 1 2 1 1 | 10 1.3| Hyperplasia | 2 3 2 2 | 7 2.4| Necrosis | 1 1 | 3 1.3| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + A + + + + + M + + + + + + M + + + + M + + + + +| 37 | Hyperplasia | 2 2 2 1 1 | 10 1.8| __________________________________________________________________________|____________| Islets, Pancreatic | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + M + + M + M + + + + M + + + + + + + + + + + M +| 40 | Hyperplasia | 2 | 3 2.3| __________________________________________________________________________|____________| Pituitary Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Pars Distalis, Angiectasis | 2 | 3 2.7| Pars Distalis, Cyst | 1 3 | 3 2.0| Pars Distalis, Hyperplasia | 3 1 2 3 2 2 | 10 2.3| __________________________________________________________________________|____________| Thyroid Gland | + A + + + + + + + + + + + + + + + + + + + + + I +| 48 | C-Cell, Hyperplasia | 1 1 2 2 1 | 10 1.8| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 5| 7| 7| 6| 4| 6| | DAY ON TEST | 4| 8| 4| 4| 4| 4| 1| 6| 4| 4| 4| 4| 4| 1| 7| 4| 6| 7| 4| 8| 4| 4| 0| 6| 8| | | 9| 3| 9| 9| 9| 9| 4| 3| 1| 9| 9| 9| 9| 4| 6| 9| 7| 9| 9| 8| 9| 9| 1| 5| 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 | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | | 1 2.0| Inflammation, Suppurative | 1 3 3 3 2 1 1 1| 11 1.7| __________________________________________________________________________|____________| Ovary | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | | 1 3.0| Cyst | 1 2 | 2 1.5| __________________________________________________________________________|____________| Uterus | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Dilatation | 2 4 | 2 3.0| Hyperplasia, Cystic | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Focal, Granulomatous | 2 | 1 2.0| Myelofibrosis | 2 | 3 2.0| __________________________________________________________________________|____________| Lymph Node | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mediastinal, Inflammation, Focal, | | | Granulomatous | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + M + + + + + + + + + + + + + + + + + + + + + + +| 47 | Congestion | | 1 3.0| Hematopoietic Cell Proliferation | 2 | 1 2.0| Hyperplasia | 1 1 1 | 4 1.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + A + + + + + + + + + + + + + + + + + + + + + + +| 45 | Hyperplasia | 2 2 1 2 1 2 2 2 1 1 | 15 1.7| Inflammation, Focal, Granulomatous | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Developmental Malformation | X | 1 | Fibrosis | 1 2 | 5 1.4| Hematopoietic Cell Proliferation | 3 3 3 2 2 | 6 2.5| Inflammation, Granulomatous | | 1 3.0| Necrosis | 2 | 2 2.0| Pigmentation, Hemosiderin | | 1 2.0| Capsule, Thrombosis | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + A + + + + M M + + + + + + + + + + + + + + + + M| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + A + + + + + M + + + + + + + + + + + + + + + + +| 48 | Galactocele | | 2 1.0| Hyperplasia | 3 2 2 2 | 6 2.7| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 9 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 5| 7| 7| 6| 4| 6| | DAY ON TEST | 4| 8| 4| 4| 4| 4| 1| 6| 4| 4| 4| 4| 4| 1| 7| 4| 6| 7| 4| 8| 4| 4| 0| 6| 8| | | 9| 3| 9| 9| 9| 9| 4| 3| 1| 9| 9| 9| 9| 4| 6| 9| 7| 9| 9| 8| 9| 9| 1| 5| 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 | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 1| 3 1.0| Osteopetrosis | 2 2 2 | 4 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage | 2 2 2 | 6 1.8| Hydrocephalus | 2 | 3 2.0| Meninges, Inflammation, Suppurative | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 1 1 1 1 2 1 2 1 1 1 2 1 2| 22 1.3| Metaplasia, Squamous | | 1 2.0| __________________________________________________________________________|____________| Lung | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Congestion | 3 | 2 3.5| Hemorrhage | | 3 1.3| Infiltration Cellular, Mixed Cell | 3 2 2 | 3 2.3| Inflammation, Chronic, Focal | 1 1 2 1 1 1 1 2 | 16 1.2| Alveolar Epithelium, Hyperplasia | 4 3| 4 2.5| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 1 | 6 1.2| Mediastinum, Inflammation, Chronic | | 1 2.0| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 1 1 1 1 1 1 2 | 18 1.2| __________________________________________________________________________|____________| Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation | 1 1 2 1 2 1 2 2 1 1 1 1 1 1 1 2 2 1 2 1| 37 1.3| Inflammation, Suppurative | 1 1 2 1 1 1 2 2 1 1 2 1 1 1 1 2 1 1 1 1 1 1 1| 46 1.1| Thrombosis | 2 3 3 3 | 8 2.8| Nares, Inflammation, Chronic | | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 1 1 1 2 1 2 1 2| 14 1.4| Olfactory Epithelium, Metaplasia | 2 1 | 3 1.3| Respiratory Epithelium, Hyperplasia | 1 1 1 | 3 1.0| Vomeronasal Organ, Inflammation, | | | Suppurative | 2 2 1 1 2 1 | 12 1.3| __________________________________________________________________________|____________| Trachea | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 5| 7| 7| 6| 4| 6| | DAY ON TEST | 4| 8| 4| 4| 4| 4| 1| 6| 4| 4| 4| 4| 4| 1| 7| 4| 6| 7| 4| 8| 4| 4| 0| 6| 8| | | 9| 3| 9| 9| 9| 9| 4| 3| 1| 9| 9| 9| 9| 4| 6| 9| 7| 9| 9| 8| 9| 9| 1| 5| 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 | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Inflammation, Suppurative | | 3 1.3| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Eye | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Anterior Chamber, Inflammation, | | | Suppurative | 2 | 1 2.0| Lens, Degeneration | 1 2 | 5 1.6| Retina, Degeneration | 3 1| 4 2.5| __________________________________________________________________________|____________| Harderian Gland | + | 4 | Inflammation, Suppurative | 3 | 4 1.5| __________________________________________________________________________|____________| Lacrimal Gland | + + | 3 | Inflammation, Suppurative | | 1 1.0| Acinus, Atrophy | 2 1 | 3 1.3| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | 2 | 1 2.0| Mineralization | 2 | 1 2.0| Nephropathy | 2 3 1 2 2 3 1 3 2 3 1 2 1 3 1 1 3 1 1 2 2 4| 45 2.1| Renal Tubule, Hyperplasia | 1 1 | 3 1.0| __________________________________________________________________________|____________| Urinary Bladder | + A + + + + + + + + + + + + + + + + + + + + + + +| 47 | Hemorrhage | 1 | 2 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 11 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 4| 7| 7| 7| 7| 6| 5| 7| 6| 4| 7| 7| 7| 5| 5| 5| 7| 7| 7| DAY ON TEST | 5| 1| 9| 5| 3| 5| 4| 5| 5| 5| 1| 6| 6| 2| 0| 3| 5| 5| 5| 2| 7| 1| 0| 5| 5| | 2| 2| 4| 2| 0| 2| 5| 2| 2| 2| 5| 6| 8| 0| 1| 8| 2| 2| 2| 7| 1| 9| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + M + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + A A + + A + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + I + + A A + + A + A| Inflammation, Suppurative | | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Colon | + I + + + A + + A A + + A + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + M + + + + + A A + + A + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small | + + + + + + + + A A + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + A A + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + I + + + A + + A A + I A A +| __________________________________________________________________________| Intestine Small, Jejunum | + I + I + + + A A A + A A I +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 3 2 | Basophilic Focus | X 2 2 1 2 1 1 1 1 X | Clear Cell Focus | | Degeneration, Fatty | 3 3 2 1 1 3 3 2 3 1 | Hematopoietic Cell Proliferation | 1 3 | Hemorrhage | 2 | Hepatodiaphragmatic Nodule | X X | Hyperplasia | 3 3 | Inflammation, Focal, Granulomatous | 2 3 1 2 1 2 1 2 2 1 2 1 | Leukocytosis | 1 | Necrosis | 2 3 1 2 1 2 1| Thrombosis | 2 | Bile Duct, Hyperplasia | 1 1 2 1 1 2 1 | __________________________________________________________________________| Mesentery | + + | Fat, Inflammation, Chronic | 3 | Fat, Necrosis | 2 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + A + + + + +| Acinus, Atrophy | 1 | Acinus, Fibrosis | 3 | Acinus, Focal Cellular Change | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + A + + + + +| Inflammation, Suppurative | 1 | Duct, Hyperplasia | 1 1 1 1 1 1| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 3 3 3 | Inflammation, Suppurative | 3 | Ulcer | 1 3 3 1 2 | Epithelium, Hyperplasia | 3 2 1 3 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + A + + + + + + +| _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 4| 7| 7| 7| 7| 6| 5| 7| 6| 4| 7| 7| 7| 5| 5| 5| 7| 7| 7| DAY ON TEST | 5| 1| 9| 5| 3| 5| 4| 5| 5| 5| 1| 6| 6| 2| 0| 3| 5| 5| 5| 2| 7| 1| 0| 5| 5| | 2| 2| 4| 2| 0| 2| 5| 2| 2| 2| 5| 6| 8| 0| 1| 8| 2| 2| 2| 7| 1| 9| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | | Inflammation, Suppurative | | Pigmentation, Hemosiderin | | Ulcer | | __________________________________________________________________________| Tongue | + | Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 1 1 1 2 2 1 1 2| Inflammation, Suppurative | | Mineralization | | Necrosis | 1 | Atrium, Congestion | 4 3 | Atrium, Thrombosis | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + A + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + M + A + + + + +| Degeneration, Fatty | 2 2 1 2 2 1 2| Focal Cellular Change | 1 | Hematopoietic Cell Proliferation | 4 2| Necrosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + M + + + A I + I + +| Hyperplasia | 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + A + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + A M M I + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + A + + + + + + + +| Degeneration, Cystic | 3 | Pars Distalis, Angiectasis | 2 | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia | 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + A A + + A + +| C-Cell, Hyperplasia | 1 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + M + + + M + + + M M| Inflammation, Suppurative | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + A + + + + + + + + +| Atrophy | 2 2 | _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 4| 7| 7| 7| 7| 6| 5| 7| 6| 4| 7| 7| 7| 5| 5| 5| 7| 7| 7| DAY ON TEST | 5| 1| 9| 5| 3| 5| 4| 5| 5| 5| 1| 6| 6| 2| 0| 3| 5| 5| 5| 2| 7| 1| 0| 5| 5| | 2| 2| 4| 2| 0| 2| 5| 2| 2| 2| 5| 6| 8| 0| 1| 8| 2| 2| 2| 7| 1| 9| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Cyst | 1 1 | Proliferation | 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + +| Submucosa, Hyperplasia | 3 | __________________________________________________________________________| Vagina | | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + A + + + + +| Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + A + + + + + + + + +| Mesenteric, Inflammation, Focal, | | Granulomatous | 2 | __________________________________________________________________________| Lymph Node, Bronchial | + + + + M + + + + + + + + + + M + + + + + + + + +| Inflammation, Focal, Granulomatous | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + A + + + + + +| Hyperplasia | 2 2 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 | Hematopoietic Cell Proliferation | 2 4 2| Inflammation, Granulomatous | | Pigmentation, Hemosiderin | 2 2 | Capsule, Inflammation, Suppurative | 1 | __________________________________________________________________________| Thymus | + + M + + + + + + M + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | 1 | Hyperplasia | 1 2 1 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + M + + + + + +| Acanthosis | | Ulcer | 3 4 | Subcutaneous Tissue, Inflammation, | | Chronic | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | | Osteopetrosis | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + +| Hemorrhage | 2 2 | Hydrocephalus | | _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 4| 7| 7| 7| 7| 6| 5| 7| 6| 4| 7| 7| 7| 5| 5| 5| 7| 7| 7| DAY ON TEST | 5| 1| 9| 5| 3| 5| 4| 5| 5| 5| 1| 6| 6| 2| 0| 3| 5| 5| 5| 2| 7| 1| 0| 5| 5| | 2| 2| 4| 2| 0| 2| 5| 2| 2| 2| 5| 6| 8| 0| 1| 8| 2| 2| 2| 7| 1| 9| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + A + + A + +| Inflammation, Suppurative | 1 1 1 1 2 | Metaplasia, Squamous | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 3 | Hemorrhage | | Infiltration Cellular, Mixed Cell | 3 | Inflammation, Chronic, Focal | 2 1 | Inflammation, Suppurative | 3 | Alveolar Epithelium, Hyperplasia | 2 3 3 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + A + + + + + + + + +| Inflammation | 1 1 1 1 1 1 2 2 1 1 2 1 | Inflammation, Suppurative | 1 1 1 1 2 1 1 2 1 1 1 1 1 3 1 1 1 | Thrombosis | 3 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 1 1 2 2| Olfactory Epithelium, Metaplasia | 2 | Respiratory Epithelium, Hyperplasia | 1 1 1 | Respiratory Epithelium, Metaplasia, | | Squamous | 1 1 | Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 2 1| __________________________________________________________________________| Trachea | + + + + + + + + + A + + + + +| Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | Synechia | 2 | Lens, Degeneration | 3 | Retina, Degeneration | 4 | __________________________________________________________________________| Harderian Gland | | Metaplasia, Squamous | | __________________________________________________________________________| Lacrimal Gland | + + | Inflammation, Suppurative | 1 | Acinus, Atrophy | 2 2 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 7| 6| 6| 7| 7| 7| 4| 7| 7| 7| 7| 6| 5| 7| 6| 4| 7| 7| 7| 5| 5| 5| 7| 7| 7| DAY ON TEST | 5| 1| 9| 5| 3| 5| 4| 5| 5| 5| 1| 6| 6| 2| 0| 3| 5| 5| 5| 2| 7| 1| 0| 5| 5| | 2| 2| 4| 2| 0| 2| 5| 2| 2| 2| 5| 6| 8| 0| 1| 8| 2| 2| 2| 7| 1| 9| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 | Nephropathy | 1 2 2 1 3 1 2 1 1 3 2 1 2 2 4 2| Artery, Hyperplasia | 2 | Capsule, Inflammation | 1 | Renal Tubule, Hyperplasia | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + A + + + + +| _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 4| 6| 5| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 5| 5| 5| 0| 5| 5| 1| 8| 0| 9| 6| 0| 7| 1| 2| 5| 5| 5| 8| 5| 5| 5| 3| 5| 5| | | 2| 2| 2| 2| 2| 2| 7| 7| 8| 0| 6| 2| 1| 4| 9| 2| 2| 2| 4| 2| 2| 2| 7| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + | 26 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + A I + | 20 | Inflammation, Suppurative | 1 | 1 1.0| Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + M + + + + A + + | 20 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + | 23 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + | 25 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + I + + + + + + | 24 | __________________________________________________________________________|____________| Intestine Small, Ileum | I + I + + + + + + + + + | 18 | __________________________________________________________________________|____________| Intestine Small, Jejunum | I I + I + + + + + A A A | 13 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 2 2 | 6 2.0| Basophilic Focus | 1 1 1 1 1 2 1 1| 18 1.3| Clear Cell Focus | 1 1 | 2 1.0| Degeneration, Fatty | 2 2 3 2 2 2 2 2 3| 19 2.2| Hematopoietic Cell Proliferation | 1 1 1 | 5 1.4| Hemorrhage | | 1 2.0| Hepatodiaphragmatic Nodule | | 2 | Hyperplasia | 2 | 3 2.7| Inflammation, Focal, Granulomatous | 1 1 1 1 1 1 2 1 1 1 2 | 23 1.4| Leukocytosis | | 1 1.0| Necrosis | 2 1 1 2 1 1| 13 1.5| Thrombosis | | 1 2.0| Bile Duct, Hyperplasia | 2 1 2 | 10 1.4| __________________________________________________________________________|____________| Mesentery | + + | 4 | Fat, Inflammation, Chronic | 3 3 | 3 3.0| Fat, Necrosis | 3 | 3 2.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + A + + | 25 | Acinus, Atrophy | 1 1 | 3 1.0| Acinus, Fibrosis | | 1 3.0| Acinus, Focal Cellular Change | 1 | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + M + + + + + + | 25 | Inflammation, Suppurative | | 1 1.0| Duct, Hyperplasia | 2 1 | 8 1.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 4| 6| 5| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 5| 5| 5| 0| 5| 5| 1| 8| 0| 9| 6| 0| 7| 1| 2| 5| 5| 5| 8| 5| 5| 5| 3| 5| 5| | | 2| 2| 2| 2| 2| 2| 7| 7| 8| 0| 6| 2| 1| 4| 9| 2| 2| 2| 4| 2| 2| 2| 7| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Chronic | 2 2 3 3 2 | 9 2.6| Inflammation, Suppurative | 2 | 2 2.5| Ulcer | 1 2 4 3 3 | 10 2.3| Epithelium, Hyperplasia | 3 2 2 3 3 | 10 2.5| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + +| 31 | Inflammation, Chronic | 1 2 1 2 | 4 1.5| Inflammation, Suppurative | 1| 1 1.0| Pigmentation, Hemosiderin | 2 | 1 2.0| Ulcer | 3 2 3 2 | 4 2.5| __________________________________________________________________________|____________| Tongue | | 1 | Epithelium, Hyperplasia | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + | 28 | Cardiomyopathy | 1 1 1 1 1 2 2 1 1 1 | 21 1.2| Inflammation, Suppurative | 2 | 1 2.0| Mineralization | 1 | 1 1.0| Necrosis | | 1 1.0| Atrium, Congestion | | 2 3.5| Atrium, Thrombosis | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + A + + | 26 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + A + + | 25 | Degeneration, Fatty | 2 3 2 2 2 | 12 1.9| Focal Cellular Change | 1 | 2 1.0| Hematopoietic Cell Proliferation | 1 2 | 4 2.3| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + I M + + + A + + | 21 | Hyperplasia | 2 | 2 1.5| __________________________________________________________________________|____________| Islets, Pancreatic | + M + + + + + + + A + + | 24 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M + + + M + + + + + | 22 | Hyperplasia | 1 2 | 2 1.5| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + +| 44 | Degeneration, Cystic | 3 2 | 3 2.7| Pars Distalis, Angiectasis | 3 | 2 2.5| Pars Distalis, Hemorrhage | 1 2 | 2 1.5| Pars Distalis, Hyperplasia | 3 2 2 2 | 6 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + A + + + +| 26 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 4| 6| 5| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 5| 5| 5| 0| 5| 5| 1| 8| 0| 9| 6| 0| 7| 1| 2| 5| 5| 5| 8| 5| 5| 5| 3| 5| 5| | | 2| 2| 2| 2| 2| 2| 7| 7| 8| 0| 6| 2| 1| 4| 9| 2| 2| 2| 4| 2| 2| 2| 7| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | C-Cell, Hyperplasia | 3 | 4 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + | 25 | Inflammation, Suppurative | 1 | 1 1.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | | 2 2.0| Cyst | 3 | 3 1.7| Proliferation | | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + | 31 | Submucosa, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Vagina | + | 1 | Inflammation, Suppurative | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + | 26 | Myelofibrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + M + + + + + + + + + + + + + + + + + + +| 48 | Mesenteric, Inflammation, Focal, | | | Granulomatous | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + M + + + + + + + + + + + + + + + + + + +| 47 | Inflammation, Focal, Granulomatous | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + M + + + + + I | 25 | Hyperplasia | | 3 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | | 2 2.0| Hematopoietic Cell Proliferation | 2 | 4 2.5| Inflammation, Granulomatous | 2 | 1 2.0| Pigmentation, Hemosiderin | 2 | 3 2.0| Capsule, Inflammation, Suppurative | | 1 1.0| __________________________________________________________________________|____________| Thymus | + + + M + + + + M + + + | 23 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Galactocele | 1 1 | 3 1.0| Hyperplasia | 1 1 2 2 1 | 9 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 19 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 4| 6| 5| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 5| 5| 5| 0| 5| 5| 1| 8| 0| 9| 6| 0| 7| 1| 2| 5| 5| 5| 8| 5| 5| 5| 3| 5| 5| | | 2| 2| 2| 2| 2| 2| 7| 7| 8| 0| 6| 2| 1| 4| 9| 2| 2| 2| 4| 2| 2| 2| 7| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + +| 33 | Acanthosis | 2 | 1 2.0| Ulcer | | 2 3.5| Subcutaneous Tissue, Inflammation, | | | Chronic | 3 | 2 3.5| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + +| 29 | Fibrous Osteodystrophy | 1 | 1 1.0| Osteopetrosis | 3 2| 2 2.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + | 28 | Hemorrhage | 1 2 | 4 1.8| Hydrocephalus | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + A + + | 24 | Inflammation, Suppurative | 1 1 1 1 2 | 10 1.2| Metaplasia, Squamous | 1 | 1 1.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 | 4 2.8| Hemorrhage | 2 | 1 2.0| Infiltration Cellular, Mixed Cell | | 1 3.0| Inflammation, Chronic, Focal | 1 1 1 1 1 | 7 1.1| Inflammation, Suppurative | | 1 3.0| Alveolar Epithelium, Hyperplasia | 4 | 4 3.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 2 2 | 4 1.5| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 1 1 1 1 | 10 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation | 1 1 1 1 1 1 2 1 1 | 21 1.2| Inflammation, Suppurative | 1 1 1 1 2 1 2 1 1 1 1 1 1| 30 1.2| Thrombosis | 2 2 1| 5 2.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 2 3 1 2 1 2 2 | 13 1.7| Olfactory Epithelium, Metaplasia | | 1 2.0| Respiratory Epithelium, Hyperplasia | | 3 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 20 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 4| 6| 5| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 5| 5| 5| 0| 5| 5| 1| 8| 0| 9| 6| 0| 7| 1| 2| 5| 5| 5| 8| 5| 5| 5| 3| 5| 5| | | 2| 2| 2| 2| 2| 2| 7| 7| 8| 0| 6| 2| 1| 4| 9| 2| 2| 2| 4| 2| 2| 2| 7| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Respiratory Epithelium, Metaplasia, | | | Squamous | | 2 1.0| Vomeronasal Organ, Inflammation, | | | Suppurative | | 4 1.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + I + + | 25 | Inflammation, Suppurative | 1 | 2 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + | 5 | Synechia | 3 | 2 2.5| Lens, Degeneration | 4 3 | 3 3.3| Retina, Degeneration | 4 4 | 3 4.0| __________________________________________________________________________|____________| Harderian Gland | + | 1 | Metaplasia, Squamous | 1 | 1 1.0| __________________________________________________________________________|____________| Lacrimal Gland | + | 3 | Inflammation, Suppurative | | 1 1.0| Acinus, Atrophy | 2 | 3 2.0| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + +| 37 | Hematopoietic Cell Proliferation | | 1 2.0| Nephropathy | 3 1 1 3 2 2 2 3 1 1 2 1 2 3 2 4 3 2| 34 2.0| Artery, Hyperplasia | | 1 2.0| Capsule, Inflammation | | 1 1.0| Renal Tubule, Hyperplasia | 3 | 2 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + M + M + + + + + + | 24 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 7| 7| 5| 6| 7| 7| 7| 4| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 1| 5| 5| 9| 5| 5| 5| 3| 8| 4| 5| 5| 5| 5| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 9| | 7| 1| 1| 0| 1| 1| 1| 6| 0| 4| 1| 1| 7| 1| 6| 1| 1| 8| 1| 1| 1| 1| 1| 1| 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| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + A A A| __________________________________________________________________________| Intestine Large, Cecum | + A + + A + A A A| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + A + + + + A A A| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + A A A| __________________________________________________________________________| Intestine Small | + A + + + + A A +| __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + A A +| Ulcer | | __________________________________________________________________________| Intestine Small, Ileum | + A M + I + A A A| __________________________________________________________________________| Intestine Small, Jejunum | I A + + I + A A A| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | 2 3 1 2 1 1 2 X 1 1 1 1 1 | Congestion | | Degeneration, Fatty | 1 1 2 | Hematopoietic Cell Proliferation | 2 1 1 | Hepatodiaphragmatic Nodule | X X X X X X X| Inflammation, Focal, Granulomatous | 2 1 1 2 1 1 1 2 1 2 1 1 1 1 | Necrosis | 1 1 2 2 | Pigmentation, Bile | | Bile Duct, Hyperplasia | 1 1| __________________________________________________________________________| Mesentery | + | Fat, Inflammation, Chronic | 3 | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + A| Acinus, Atrophy | 1 1 1 | __________________________________________________________________________| Pharynx | + | Palate, Developmental Malformation | X | __________________________________________________________________________| Salivary Glands | + + M + + + M + +| Inflammation, Suppurative | 1 | Duct, Hyperplasia | 1 1 | __________________________________________________________________________| Stomach | + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + +| Inflammation, Chronic | | Inflammation, Suppurative | 3 | Ulcer | 4 | Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + A + +| Hemorrhage | | Inflammation, Suppurative | 2 | Pigmentation, Hemosiderin | 2| Ulcer | 3 | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 7| 7| 5| 6| 7| 7| 7| 4| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 1| 5| 5| 9| 5| 5| 5| 3| 8| 4| 5| 5| 5| 5| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 9| | 7| 1| 1| 0| 1| 1| 1| 6| 0| 4| 1| 1| 7| 1| 6| 1| 1| 8| 1| 1| 1| 1| 1| 1| 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| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + +| Cardiomyopathy | 1 2 1 1 1 1 1 1| Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + +| Degeneration, Fatty | 2 2 3 | Hematopoietic Cell Proliferation | 2 1 | Hyperplasia | 2 | Necrosis | | Thrombosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + I + + + M| Hyperplasia | 1 4 2 2 2 | Thrombosis | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + A| __________________________________________________________________________| Parathyroid Gland | + + + + + M + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Degeneration, Cystic | | Pars Distalis, Hyperplasia | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + A| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + +| Hyperplasia | 3 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cyst | | __________________________________________________________________________| Uterus | + + + + + + + + +| Hemorrhage | | __________________________________________________________________________| Vagina | | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + A + +| Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + + M + + + + + + + M + + + +| _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 7| 7| 5| 6| 7| 7| 7| 4| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 1| 5| 5| 9| 5| 5| 5| 3| 8| 4| 5| 5| 5| 5| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 9| | 7| 1| 1| 0| 1| 1| 1| 6| 0| 4| 1| 1| 7| 1| 6| 1| 1| 8| 1| 1| 1| 1| 1| 1| 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| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia | 1 | Inflammation, Focal, Granulomatous | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + M + + + M + +| Hyperplasia | 1 | Necrosis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 1 1 | Hematopoietic Cell Proliferation | 1 3 | Hemorrhage | 3 3| Necrosis | | Thrombosis | 3 3| __________________________________________________________________________| Thymus | + + + + + + + + +| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 1 1 1 1 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Inflammation, Suppurative | 1 | Necrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + +| Osteopetrosis | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + +| Hemorrhage | 2 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + A + A| Inflammation | 1 | Inflammation, Suppurative | 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 | Edema | | Hemorrhage | 1 1 | Infiltration Cellular, Mixed Cell | | Inflammation, Chronic, Focal | 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 | Perivascular, Infiltration Cellular, | | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 7| 7| 7| 5| 6| 7| 7| 7| 4| 7| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 1| 5| 5| 9| 5| 5| 5| 3| 8| 4| 5| 5| 5| 5| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 9| | 7| 1| 1| 0| 1| 1| 1| 6| 0| 4| 1| 1| 7| 1| 6| 1| 1| 8| 1| 1| 1| 1| 1| 1| 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| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Mononuclear Cell | 2 1 1 1 1 1 1 1 1 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation | 1 2 2 1 1 2 2 2 2 1 1 1 1 1 2 1 2 1 1 | Inflammation, Suppurative | 1 1 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 | Thrombosis | | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 1 1 1 1 | Olfactory Epithelium, Degeneration | 1 | Olfactory Epithelium, Metaplasia | 2 | Respiratory Epithelium, Hyperplasia | | Respiratory Epithelium, Metaplasia, | | Squamous | 2| Vomeronasal Organ, Inflammation, | | Suppurative | 2 2 1 | __________________________________________________________________________| Trachea | + + + + + + A + A| Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | Cornea, Inflammation, Suppurative | | Lens, Degeneration | 4 | Retina, Degeneration | 4 | __________________________________________________________________________| Lacrimal Gland | + + + | Acinus, Atrophy | 2 2 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + +| Cyst | | Inflammation, Suppurative | | Mineralization | | Nephropathy | 2 2 2 1 1 2 3 3 2 1 2 2 2 3 1| Renal Tubule, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + +| Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 6| 7| 7| 3| 4| 5| 6| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 5| 7| | DAY ON TEST | 5| 5| 7| 0| 0| 5| 3| 7| 6| 4| 3| 3| 5| 5| 5| 5| 9| 5| 5| 5| 5| 5| 3| 6| 5| | | 1| 1| 1| 9| 6| 1| 2| 0| 5| 9| 9| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 3| 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 | FISCHER 344 RATS FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + M + + + + + + + | 20 | __________________________________________________________________________|____________| Intestine Large | + + + + A A + + + + + + | 16 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + M A + A + I I + | 10 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + A A + + + + + + | 15 | Parasite Metazoan | X X | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | M A + + A A + + + + + + | 14 | __________________________________________________________________________|____________| Intestine Small | + + I + A A + + + + + + | 15 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + I + A A + + + + + + | 15 | Ulcer | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Ileum | I A I + A A A A A I I I | 4 | __________________________________________________________________________|____________| Intestine Small, Jejunum | I + I + A A I I + A A + | 7 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 2 1 1 1 | 6 1.3| Basophilic Focus | 1 2 1 1 1 1 1 1 1 1 1| 24 1.3| Congestion | 3 | 1 3.0| Degeneration, Fatty | 3 2 3 2 2 | 8 2.0| Hematopoietic Cell Proliferation | 2 1 1 3 1 1 | 9 1.4| Hepatodiaphragmatic Nodule | X | 8 | Inflammation, Focal, Granulomatous | 1 1 1 1 2 1 1 1 2 1 1 1| 26 1.2| Necrosis | 1 2 1 3 1 | 9 1.6| Pigmentation, Bile | 1 | 1 1.0| Bile Duct, Hyperplasia | 1 1 2 1 | 6 1.2| __________________________________________________________________________|____________| Mesentery | + | 2 | Fat, Inflammation, Chronic | 2 | 2 2.5| Fat, Necrosis | 2 | 2 2.5| __________________________________________________________________________|____________| Pancreas | + + + + A + + + + + + + | 19 | Acinus, Atrophy | 2 2 | 5 1.4| __________________________________________________________________________|____________| Pharynx | | 1 | Palate, Developmental Malformation | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + | 19 | Inflammation, Suppurative | 1 1 | 3 1.0| Duct, Hyperplasia | 1 1 1 1 1 | 7 1.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + | 22 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + | 21 | Inflammation, Chronic | 3 | 1 3.0| Inflammation, Suppurative | | 1 3.0| Ulcer | 1 | 2 2.5| Epithelium, Hyperplasia | 4 | 2 3.0| __________________________________________________________________________________________________________________________________ * : 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 26 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 6| 7| 7| 3| 4| 5| 6| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 5| 7| | DAY ON TEST | 5| 5| 7| 0| 0| 5| 3| 7| 6| 4| 3| 3| 5| 5| 5| 5| 9| 5| 5| 5| 5| 5| 3| 6| 5| | | 1| 1| 1| 9| 6| 1| 2| 0| 5| 9| 9| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 3| 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 | FISCHER 344 RATS FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + A + + + + + + + + | 20 | Hemorrhage | 3 | 1 3.0| Inflammation, Suppurative | | 1 2.0| Pigmentation, Hemosiderin | | 1 2.0| Ulcer | 3 1 | 3 2.3| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + | 21 | Cardiomyopathy | 1 2 1 2 1 1 2 1 | 16 1.3| Atrium, Thrombosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + A + + + + + + + + | 23 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + A + + + + + + + + | 23 | Degeneration, Fatty | 2 1 1 1 | 7 1.7| Hematopoietic Cell Proliferation | 2 | 3 1.7| Hyperplasia | 2 2 | 3 2.0| Necrosis | 2 | 1 2.0| Thrombosis | 1 | 1 1.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + A + M + M + + + | 18 | Hyperplasia | 1 2 | 7 2.0| Thrombosis | 1 | 1 1.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + A + + + + + + + + | 20 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + M M + + | 18 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + A + + + + + + + + + + + + + + | 42 | Degeneration, Cystic | 2 | 1 2.0| Pars Distalis, Hyperplasia | 2 3 3 2 2 | 6 2.3| __________________________________________________________________________|____________| Thyroid Gland | + A + + A + + + + + + + | 18 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + M + + + + + + + | 21 | Hyperplasia | | 1 3.0| Inflammation, Suppurative | 3 1 | 3 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 1 3.0| Cyst | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : 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 27 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 6| 7| 7| 3| 4| 5| 6| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 5| 7| | DAY ON TEST | 5| 5| 7| 0| 0| 5| 3| 7| 6| 4| 3| 3| 5| 5| 5| 5| 9| 5| 5| 5| 5| 5| 3| 6| 5| | | 1| 1| 1| 9| 6| 1| 2| 0| 5| 9| 9| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 3| 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 | FISCHER 344 RATS FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + | 23 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Vagina | + | 1 | Inflammation, Suppurative | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + A + + + + + + + | 19 | Myelofibrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + + M + + + + + + + + + + + + +| 47 | Hyperplasia | 1 1| 3 1.0| Inflammation, Focal, Granulomatous | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + M + + + + + + | 19 | Hyperplasia | 1 | 2 1.0| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Fibrosis | 2 | 3 1.3| Hematopoietic Cell Proliferation | 2 4 4 1 2 | 7 2.4| Hemorrhage | 3 | 3 3.0| Necrosis | 3 | 1 3.0| Thrombosis | 3 | 3 3.0| __________________________________________________________________________|____________| Thymus | + + + + M + + + + + + + | 20 | Inflammation, Chronic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 1 1 1 1 | 10 1.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + | 30 | Cyst Epithelial Inclusion | X | 1 | Inflammation, Suppurative | | 1 1.0| Necrosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + | 21 | Osteopetrosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + | 21 | Hemorrhage | 2 | 3 2.3| __________________________________________________________________________________________________________________________________ * : 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 28 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 6| 7| 7| 3| 4| 5| 6| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 5| 7| | DAY ON TEST | 5| 5| 7| 0| 0| 5| 3| 7| 6| 4| 3| 3| 5| 5| 5| 5| 9| 5| 5| 5| 5| 5| 3| 6| 5| | | 1| 1| 1| 9| 6| 1| 2| 0| 5| 9| 9| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 3| 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 | FISCHER 344 RATS FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + A + + + + + + + | 18 | Inflammation | 2 | 2 1.5| Inflammation, Suppurative | 1 1 1 1 1 | 6 1.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 3 | 5 3.0| Edema | 3 | 1 3.0| Hemorrhage | 2 | 3 1.3| Infiltration Cellular, Mixed Cell | 2 3 | 2 2.5| Inflammation, Chronic, Focal | 1 2 2 1 1 1 1 1 1| 24 1.1| Alveolar Epithelium, Hyperplasia | | 1 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 2 1 1 | 5 1.2| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 2 1 1 1 1 1 | 21 1.1| __________________________________________________________________________|____________| Nose | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Inflammation | 1 1 1 1 2 2 1 1 2 1 1 2 1 2 1| 34 1.4| Inflammation, Suppurative | 1 1 2 2 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1| 43 1.1| Thrombosis | 1 1 3 | 3 1.7| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 1 2 1 1 1 | 11 1.2| Olfactory Epithelium, Degeneration | | 1 1.0| Olfactory Epithelium, Metaplasia | | 1 2.0| Respiratory Epithelium, Hyperplasia | 2 1 2 1 2 1 | 6 1.5| Respiratory Epithelium, Metaplasia, | | | Squamous | 1 1 2 2 | 5 1.6| Vomeronasal Organ, Inflammation, | | | Suppurative | 2 1 1 | 6 1.5| __________________________________________________________________________|____________| Trachea | + + + + A + + + + + + + | 18 | Inflammation, Suppurative | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 3 | Cornea, Inflammation, Suppurative | 2 | 1 2.0| Lens, Degeneration | | 1 4.0| Retina, Degeneration | | 1 4.0| __________________________________________________________________________|____________| Lacrimal Gland | + + + + | 7 | Acinus, Atrophy | 2 2 2 2 | 7 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 29 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 6| 7| 7| 3| 4| 5| 6| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 5| 7| | DAY ON TEST | 5| 5| 7| 0| 0| 5| 3| 7| 6| 4| 3| 3| 5| 5| 5| 5| 9| 5| 5| 5| 5| 5| 3| 6| 5| | | 1| 1| 1| 9| 6| 1| 2| 0| 5| 9| 9| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 3| 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 | FISCHER 344 RATS FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + A + + + + + + + + + + | 30 | Cyst | X | 1 | Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 2 | 1 2.0| Nephropathy | 2 1 3 2 2 1 2 3 3 1 2 2 2 2 | 29 2.0| Renal Tubule, Hyperplasia | 1 | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + M + + + + + + + + + + | 20 | Inflammation, Suppurative | 4 | 1 4.0| __________________________________________________________________________________________________________________________________ * : 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 30 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| 5| 4| 6| DAY ON TEST | 0| 5| 9| 5| 0| 5| 5| 6| 5| 5| 5| 5| 8| 5| 5| 5| 5| 3| 6| 3| 5| 5| 7| 7| 3| | 6| 0| 4| 0| 2| 0| 0| 7| 0| 0| 0| 0| 4| 0| 0| 0| 0| 9| 2| 4| 0| 0| 8| 6| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Rectum | M M + M M + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + I + + + + + + + I + + + + + I + + + + + +| Ulcer | 3 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + A + + + + + +| Hyperplasia, Lymphoid | 2 | Parasite Metazoan | X | __________________________________________________________________________| Intestine Small, Jejunum | A + I + + + + A + + + + + + + + + A A + + + A + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 1 1 2 | Basophilic Focus | 1 1 1 1 1 1 1 1 1 1 1 | Clear Cell Focus | | Congestion | | Degeneration, Fatty | 2 2 1 2 1 | Eosinophilic Focus | X | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | X X| Inflammation, Focal, Granulomatous | 1 1 1 1 2 1 2 1 1 1 1 2 1 1| Leukocytosis | | Necrosis | 1 1 1 2 1| Thrombosis | | Bile Duct, Hyperplasia | 1 2 1 1 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | 3 2 1 1 1 | Acinus, Inflammation | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 1 1 1| Duct, Hyperplasia | 2 1 1 1 1 1 1 1 1 1 1| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 2 | Inflammation, Suppurative | 2 | Ulcer | 3 3 2 | Epithelium, Hyperplasia | 3 2 2 1| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| 5| 4| 6| DAY ON TEST | 0| 5| 9| 5| 0| 5| 5| 6| 5| 5| 5| 5| 8| 5| 5| 5| 5| 3| 6| 3| 5| 5| 7| 7| 3| | 6| 0| 4| 0| 2| 0| 0| 7| 0| 0| 0| 0| 4| 0| 0| 0| 0| 9| 2| 4| 0| 0| 8| 6| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | 2 | Inflammation, Suppurative | 1| Pigmentation, Hemosiderin | | Ulcer | 2 1| Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 2 2 2 3 1 2 2 1 2 2 1 2 2 3 2 1 1 1 2 2 1 2 1 2| Atrium, Inflammation | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 3 2 2 3 1 1 2 1 2 2 1 1 1 1 4 2 1| Ectopic Tissue | | Focal Cellular Change | 1 2 1 1 | Hematopoietic Cell Proliferation | 1 2 2 1 1 1 | Hyperplasia | 3 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + M M I| Hyperplasia | 3 3 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + M + + + + M + + + + + + + + + M +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 1 4 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | M + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 1 | Hyperplasia | 3 | Inflammation, Suppurative | 2 1 1 1 | Duct, Hyperplasia | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 | Cyst | 4 1| Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| 5| 4| 6| DAY ON TEST | 0| 5| 9| 5| 0| 5| 5| 6| 5| 5| 5| 5| 8| 5| 5| 5| 5| 3| 6| 3| 5| 5| 7| 7| 3| | 6| 0| 4| 0| 2| 0| 0| 7| 0| 0| 0| 0| 4| 0| 0| 0| 0| 9| 2| 4| 0| 0| 8| 6| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Dilatation | | Hemorrhage | 4 | Hyperplasia, Cystic | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Cellular | 3 | Hyperplasia, Neutrophil | 3 | Myelofibrosis | 1 1 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + M M + + M +| Hyperplasia | 2 2 2 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + M + M + + + + + + + + + + + + + M + + + + + + +| Congestion | 2 | Hyperplasia | 3 1 2 1 2 2 1 1 1 1 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 1 2 | Hematopoietic Cell Proliferation | 2 2 | Hemorrhage | 3 | Inflammation, Granulomatous | 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + M + + + + + +| Degeneration, Cystic | 3 1| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | | Hyperplasia | 1 4 2 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Epidermis, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Osteopetrosis | 2 2 4 | Periosteum, Proliferation | 1 1 1 2 2 1 2 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | Hydrocephalus | | Necrosis | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| 5| 4| 6| DAY ON TEST | 0| 5| 9| 5| 0| 5| 5| 6| 5| 5| 5| 5| 8| 5| 5| 5| 5| 3| 6| 3| 5| 5| 7| 7| 3| | 6| 0| 4| 0| 2| 0| 0| 7| 0| 0| 0| 0| 4| 0| 0| 0| 0| 9| 2| 4| 0| 0| 8| 6| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Inflammation, Suppurative | 2 2 1 1 1 1 2 1 1 2 1| Metaplasia, Squamous | 2 | Epithelium, Hyperplasia | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Hemorrhage | 2 1 2 1| Inflammation, Chronic, Focal | 1 1 1 1 1 1 2 1 2 2 1 1 1 1 1 1 1 1| Inflammation, Focal, Granulomatous | | Inflammation, Suppurative | | Alveolar Epithelium, Hyperplasia | 1 1 3 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 1 2 1 1 2 1 1 1 1 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 1 2 1 2 1 1 1 2 2 2 1 2 1| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation | 2 3 2 2 3 2 4 2 3 3 4 2 2 2 3 3 3 2 1 2 3 2 3 2 1| Inflammation, Suppurative | 1 2 1 1 1 1 2 2 1 1 1 2 1 1 2 1 2 2 1 1 2 1 1 1 | Nasolacrimal Duct, Inflammation, | | Suppurative | 3 2 1 2 1 1 | Olfactory Epithelium, Degeneration | 1 2 1 2 2 1 1 1 2 2 3 2 2| Olfactory Epithelium, Metaplasia | 1 1 2 1 2 3 1 2| Olfactory Epithelium, Metaplasia, | | Squamous | 2 1 | Respiratory Epithelium, Hyperplasia | 2 2 2 2 3 2 3 2 2 3 2 2 2 2 2 3 2 2 2 3 2 3 2 | Respiratory Epithelium, Metaplasia, | | Squamous | 3 3 3 3 4 2 4 3 3 3 3 4 3 4 4 3 3 4 4 3 3 3 3 3 4| Submucosa, Hyperplasia | 2 1 | Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 1 1 1 2 1 2 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 | Epithelium, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| Synechia | 3 | Cornea, Hyperplasia | 2 | Cornea, Inflammation, Suppurative | 4 | Lens, Degeneration | 4 | Lens, Mineralization | 2 | Retina, Degeneration | 4 2 3| __________________________________________________________________________| Harderian Gland | | Metaplasia, Squamous | | __________________________________________________________________________| Lacrimal Gland | + + + +| _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| 5| 4| 6| DAY ON TEST | 0| 5| 9| 5| 0| 5| 5| 6| 5| 5| 5| 5| 8| 5| 5| 5| 5| 3| 6| 3| 5| 5| 7| 7| 3| | 6| 0| 4| 0| 2| 0| 0| 7| 0| 0| 0| 0| 4| 0| 0| 0| 0| 9| 2| 4| 0| 0| 8| 6| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 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| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | Acinus, Atrophy | 2 2 2 2| __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 1 2 1 2 3 1 2 2 1 2 3 2 1 2 2 2 2 2 2 2 2 3 2 3| Renal Tubule, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | M + M + + + + + + + + + + + + + + + + + + + + + +| Transitional Epithelium, Hyperplasia | | Vein, Ectasia | | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 6| 7| 7| 6| 6| 6| 7| 5| 7| 7| 7| 7| 7| 6| 6| | DAY ON TEST | 1| 5| 2| 3| 5| 0| 5| 1| 5| 5| 4| 5| 5| 4| 2| 6| 5| 9| 5| 5| 5| 5| 5| 6| 3| | | 6| 0| 2| 6| 0| 5| 0| 9| 0| 0| 1| 0| 0| 8| 4| 0| 0| 9| 0| 0| 0| 0| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + A + + + + + A A + + + + + + + + A +| 46 | Parasite Metazoan | X X X | 6 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + A + + + + + + + + + + M + + + + + A| 47 | Parasite Metazoan | X X X | 5 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + A + + + M + M + + + + +| 43 | Parasite Metazoan | | 3 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + M + + + + + + + + + + + + + + + + + + + + + +| 46 | Ulcer | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Ileum | A + + I + + + A + + I + + A A + + A + + + + + A A| 40 | Hyperplasia, Lymphoid | 2 2 | 3 2.0| Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A + + A + + + A + + + + + A + + + + + + + + + A A| 38 | Hyperplasia, Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 1 2 | 7 1.4| Basophilic Focus | 1 1 1 2 1 1 1 1 1 1 1 | 22 1.0| Clear Cell Focus | 1 | 1 1.0| Congestion | 3 | 1 3.0| Degeneration, Fatty | 2 2 1 1 2 1| 11 1.5| Eosinophilic Focus | 1 | 2 1.0| Hematopoietic Cell Proliferation | 1 | 1 1.0| Hepatodiaphragmatic Nodule | X X X X X X X X X | 11 | Inflammation, Focal, Granulomatous | 1 1 1 1 1 1 2 1 1 1 2 1 1 1| 28 1.2| Leukocytosis | 2 | 1 2.0| Necrosis | 1 2 2 1 | 9 1.3| Thrombosis | 1 | 1 1.0| Bile Duct, Hyperplasia | 1 1 1 1 | 8 1.1| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinus, Atrophy | 1 1 1 1 1 | 10 1.3| Acinus, Inflammation | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 1 1 1 1 1 1 1 | 13 1.0| Duct, Hyperplasia | 1 1 1 2 1 1 1 1 1 1 1 1 1 1| 25 1.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 4 3 | 4 3.0| __________________________________________________________________________________________________________________________________ * : 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 36 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 6| 7| 7| 6| 6| 6| 7| 5| 7| 7| 7| 7| 7| 6| 6| | DAY ON TEST | 1| 5| 2| 3| 5| 0| 5| 1| 5| 5| 4| 5| 5| 4| 2| 6| 5| 9| 5| 5| 5| 5| 5| 6| 3| | | 6| 0| 2| 6| 0| 5| 0| 9| 0| 0| 1| 0| 0| 8| 4| 0| 0| 9| 0| 0| 0| 0| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Suppurative | | 1 2.0| Ulcer | 2 2 | 5 2.4| Epithelium, Hyperplasia | 4 3 2 | 7 2.4| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 | 1 2.0| Inflammation, Chronic | | 1 2.0| Inflammation, Suppurative | | 1 1.0| Pigmentation, Hemosiderin | 2 | 1 2.0| Ulcer | 3 | 3 2.0| Epithelium, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 2 2 1 1 2 2 1 2 1 2 2 1 1 1 2 1 1 2 2 3 2 2 2| 49 1.7| Atrium, Inflammation | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + A + + + + + + + + + A +| 48 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + A + + + + + + + + + A +| 48 | Degeneration, Fatty | 1 1 2 1 1 1 2 2 3 1 1 1 | 29 1.6| Ectopic Tissue | X | 1 | Focal Cellular Change | 1 1 1 1 | 8 1.1| Hematopoietic Cell Proliferation | 1 1 2 1 | 10 1.3| Hyperplasia | 1 | 4 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + I + + + + + + + + + A + + + + + + + + + A +| 44 | Hyperplasia | 2 1 2 1 | 8 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + M + + + + + + + M + + + M + + + + + + I| 43 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + A +| 49 | Pars Distalis, Angiectasis | | 1 2.0| Pars Distalis, Cyst | 2 | 1 2.0| Pars Distalis, Hyperplasia | 3 3 2 3 3 1| 7 2.7| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 | 4 2.0| _____________________________________________________________________________________________________________________| | 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 6| 7| 7| 6| 6| 6| 7| 5| 7| 7| 7| 7| 7| 6| 6| | DAY ON TEST | 1| 5| 2| 3| 5| 0| 5| 1| 5| 5| 4| 5| 5| 4| 2| 6| 5| 9| 5| 5| 5| 5| 5| 6| 3| | | 6| 0| 2| 6| 0| 5| 0| 9| 0| 0| 1| 0| 0| 8| 4| 0| 0| 9| 0| 0| 0| 0| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + M + + + + + + + + + +| 48 | Cyst | | 2 1.5| Hyperplasia | 4 | 2 3.5| Inflammation, Suppurative | 1 2 2 | 7 1.4| Duct, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 | 4 2.0| Cyst | 2 1 1 1 | 6 1.7| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dilatation | 2 2 | 2 2.0| Hemorrhage | 3 | 2 3.5| Hyperplasia, Cystic | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | Depletion Cellular | | 1 3.0| Hyperplasia, Neutrophil | 2 | 2 2.5| Myelofibrosis | | 2 1.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + M + +| 46 | Hyperplasia | 1 1 1 1 1 | 10 1.5| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Congestion | | 1 2.0| Hyperplasia | 2 2 2 1 1 2 1 2 | 19 1.6| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 3 2 2 | 5 2.0| Hematopoietic Cell Proliferation | | 2 2.0| Hemorrhage | | 1 3.0| Inflammation, Granulomatous | 3 | 2 2.5| __________________________________________________________________________|____________| Thymus | + + M + + + + + M + + + + + + + + + + + + + + + +| 47 | Degeneration, Cystic | | 2 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Galactocele | 1 | 1 1.0| Hyperplasia | 2 2 2 1 1 2 1 | 11 1.7| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 38 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 6| 7| 7| 6| 6| 6| 7| 5| 7| 7| 7| 7| 7| 6| 6| | DAY ON TEST | 1| 5| 2| 3| 5| 0| 5| 1| 5| 5| 4| 5| 5| 4| 2| 6| 5| 9| 5| 5| 5| 5| 5| 6| 3| | | 6| 0| 2| 6| 0| 5| 0| 9| 0| 0| 1| 0| 0| 8| 4| 0| 0| 9| 0| 0| 0| 0| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Epidermis, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Osteopetrosis | 2 2 2 | 6 2.3| Periosteum, Proliferation | 1 1 1 1 1 1 1 1 2 1 | 18 1.2| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 2 | 3 2.3| Hydrocephalus | 1 | 1 1.0| Necrosis | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 1 1 1 1 2 1 2 1 2 1 1 | 22 1.3| Metaplasia, Squamous | 1 | 2 1.5| Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 4 4 | 3 3.3| Hemorrhage | 2 1 1 1 | 8 1.4| Inflammation, Chronic, Focal | 1 1 2 2 2 1 1 1 1 2 2 2 2 1 | 32 1.3| Inflammation, Focal, Granulomatous | 1 1 | 2 1.0| Inflammation, Suppurative | 4 | 1 4.0| Alveolar Epithelium, Hyperplasia | 3 2 | 5 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 1 1 1 1 1 1 1 1 1 | 20 1.1| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 1 2 1 1 1 1 1 1 | 23 1.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation | 2 2 2 3 2 4 2 2 2 2 2 2 2 2 2 2 3 3 2 2 3 2 1| 48 2.3| Inflammation, Suppurative | 1 1 1 2 1 2 1 1 1 1 2 2 2 1 1 2 2 2 1 1 2 2 1 | 47 1.4| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 | 7 1.6| Olfactory Epithelium, Degeneration | 2 2 2 1 1 3 1 2 1 2 | 23 1.7| Olfactory Epithelium, Metaplasia | 1 2 2 1 1 2 1 | 15 1.5| Olfactory Epithelium, Metaplasia, | | | Squamous | 3 | 3 2.0| Respiratory Epithelium, Hyperplasia | 2 3 3 1 2 1 2 2 2 2 2 1 1 2 2 3 3 2 1 3 2 2 3| 46 2.2| __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 5| 7| 5| 7| 7| 7| 7| 6| 7| 7| 6| 6| 6| 7| 5| 7| 7| 7| 7| 7| 6| 6| | DAY ON TEST | 1| 5| 2| 3| 5| 0| 5| 1| 5| 5| 4| 5| 5| 4| 2| 6| 5| 9| 5| 5| 5| 5| 5| 6| 3| | | 6| 0| 2| 6| 0| 5| 0| 9| 0| 0| 1| 0| 0| 8| 4| 0| 0| 9| 0| 0| 0| 0| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| T | ANIMAL ID | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Respiratory Epithelium, Metaplasia, | | | Squamous | 4 3 3 1 3 1 4 4 3 3 3 3 3 4 3 4 4 3 3 1 2 2 3 3| 49 3.1| Submucosa, Hyperplasia | 1 1 1 | 5 1.2| Vomeronasal Organ, Inflammation, | | | Suppurative | 1 1 1 | 12 1.2| __________________________________________________________________________|____________| Trachea | + + + + + + + A + + + + + + + + + + + + + + + I +| 48 | Inflammation, Suppurative | 1 | 3 1.0| Epithelium, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + A + + + + + + + + + + +| 49 | Synechia | 3 1 | 3 2.3| Cornea, Hyperplasia | | 1 2.0| Cornea, Inflammation, Suppurative | 1 1| 3 2.0| Lens, Degeneration | 4 2 1 3 | 5 2.8| Lens, Mineralization | 3 | 2 2.5| Retina, Degeneration | 3 1 2 | 6 2.5| __________________________________________________________________________|____________| Harderian Gland | + | 1 | Metaplasia, Squamous | 1 | 1 1.0| __________________________________________________________________________|____________| Lacrimal Gland | + + + | 7 | Acinus, Atrophy | 2 2 2 | 7 2.0| __________________________________________________________________________|____________| Zymbal's Gland | +| 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nephropathy | 3 2 2 1 2 2 2 2 2 3 1 2 2 2 2 2 2 2 1 2 2 2 1 1| 48 1.9| Renal Tubule, Hyperplasia | 1 | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Transitional Epithelium, Hyperplasia | 3 | 1 3.0| Vein, Ectasia | 2 | 1 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 40 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 6| 7| 7| 5| 7| DAY ON TEST | 7| 4| 4| 4| 4| 4| 3| 4| 7| 0| 7| 4| 9| 3| 6| 5| 4| 6| 4| 0| 7| 4| 4| 8| 4| | 1| 9| 9| 9| 9| 9| 2| 9| 4| 2| 1| 9| 9| 0| 6| 3| 9| 9| 9| 2| 4| 7| 9| 5| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + M + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + A + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + I + + + + + I + + + + + + I + + A + + + A + + +| Hemorrhage | | Inflammation, Suppurative | 1 | Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + A + + + + + + +| Parasite Metazoan | X X X X| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + M + + + + A + + + A + + +| Inflammation, Suppurative | 3 | Parasite Metazoan | X X X | Ulcer | 3 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + A + + + + + + I + A + A + + + A + + +| Hyperplasia, Lymphoid | 2| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + I + + + + + + + + A + A + + + A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2| Basophilic Focus | 1 1 1 1 1 2| Clear Cell Focus | X 3 3 1 | Degeneration, Cystic | 1 | Degeneration, Fatty | 1 3 3 3 1 2 4 4 3 | Degeneration | 2 3 2 | Hematopoietic Cell Proliferation | 1 | Hepatodiaphragmatic Nodule | X X X | Inflammation, Focal, Granulomatous | 1 1 1 1 1 | Leukocytosis | | Necrosis | 2 1 3 2 2 | Thrombosis | 2 | Bile Duct, Hyperplasia | 2 1 2 1 2 1 2 1 1 1 1 1 2 1 3 2 1 2 2 1 1| __________________________________________________________________________| Mesentery | + + + | Fat, Inflammation, Chronic | 3 | Fat, Necrosis | 3 1 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Acinus, Atrophy | 1 1 2 2 2 1 2 1 2 2 | __________________________________________________________________________| Pharynx | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 1 1 1 1| Duct, Hyperplasia | 1 1 1 1 1 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 6| 7| 7| 5| 7| DAY ON TEST | 7| 4| 4| 4| 4| 4| 3| 4| 7| 0| 7| 4| 9| 3| 6| 5| 4| 6| 4| 0| 7| 4| 4| 8| 4| | 1| 9| 9| 9| 9| 9| 2| 9| 4| 2| 1| 9| 9| 0| 6| 3| 9| 9| 9| 2| 4| 7| 9| 5| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | 4 3 2 3 2 3| Inflammation, Suppurative | 1 | Ulcer | 3 2 3 3 2 2 1| Epithelium, Hyperplasia | 4 3 3 3 3 4| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Eosinophil | | Inflammation, Chronic | 2 | Inflammation, Suppurative | 1 2 3 2 2 2 | Mineralization | 4 4 3 | Ulcer | 3 1 3 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + | Mineralization | 3 3 3 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 2 2 3 3 2 3 2 2 2 1 2 2 1 2 2 1 2 2 2 2 2 2 3 3| Mineralization | 2 | Atrium, Thrombosis | 3 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 2 2 2 2 2 2 1 2 1 1 2| Focal Cellular Change | | Hematopoietic Cell Proliferation | 1 | Hyperplasia | 3 1 | Hypertrophy | 2 | Necrosis | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + M + + + + + + + + + + + + + + + + + + + + + M| Hyperplasia | 1 1 4 2 2 2 2 3 2 1 | Necrosis | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 1 2 | __________________________________________________________________________| Parathyroid Gland | + M + + + + + + + + + + + + + + + + + + M M + + +| Hyperplasia | 4 | __________________________________________________________________________| Pituitary Gland | M + + + + + + + + + + M + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia | 3 2 2 3 | Pars Distalis, Inflammation, | | Suppurative | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + I + + + +| C-Cell, Hyperplasia | 1 3 2 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 6| 7| 7| 5| 7| DAY ON TEST | 7| 4| 4| 4| 4| 4| 3| 4| 7| 0| 7| 4| 9| 3| 6| 5| 4| 6| 4| 0| 7| 4| 4| 8| 4| | 1| 9| 9| 9| 9| 9| 2| 9| 4| 2| 1| 9| 9| 0| 6| 3| 9| 9| 9| 2| 4| 7| 9| 5| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 3 | Inflammation, Suppurative | 1 1 2 1 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Suppurative | 3 2 1 1 2 2 3 1 3 3 2| __________________________________________________________________________| Seminal Vesicle | + + + + + | Inflammation, Suppurative | 3 1 1 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 4 1 3 4 4 4 4| Necrosis | | Interstitial Cell, Hyperplasia | 1 1 1 | Perivascular, Inflammation | 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Cellular | 2 | Hyperplasia, Neutrophil | | Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Plasma Cell | | Mesenteric, Inflammation, Focal, | | Granulomatous | 3 | Mesenteric, Pigmentation, Hemosiderin| 2 | Renal, Congestion | 3 | Renal, Hyperplasia | | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Focal, Granulomatous | | Pigmentation, Hemosiderin | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + M + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 2 2 2 2 2 3| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Ectopic Tissue | | Fibrosis | 3 2 | Hematopoietic Cell Proliferation | 3 | Necrosis | 2 4 | __________________________________________________________________________| Thymus | M + + + M + + + M M + + M + + + + + + + + + M + +| _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 6| 7| 7| 5| 7| DAY ON TEST | 7| 4| 4| 4| 4| 4| 3| 4| 7| 0| 7| 4| 9| 3| 6| 5| 4| 6| 4| 0| 7| 4| 4| 8| 4| | 1| 9| 9| 9| 9| 9| 2| 9| 4| 2| 1| 9| 9| 0| 6| 3| 9| 9| 9| 2| 4| 7| 9| 5| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M + M + M + + M + + M + M M M M + + + M + + M +| Galactocele | 1 1 1 1 2 | Hyperplasia | 2 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 | Ulcer | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | 2 2 3 3 | Periosteum, Proliferation | 2 1 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | Inflammation, Suppurative | | Meninges, Pigmentation, Hemosiderin | | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 1 1 1 1 1 1 2 1 1 2| Epithelium, Hyperplasia | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hemorrhage | 1 1 | Inflammation, Chronic, Focal | 1 2 1 1 | Inflammation, Focal, Granulomatous | 1 | Mineralization | 2 1 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 2 1 | Peribronchial, Infiltration Cellular,| | Mononuclear Cell | | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 2 1 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation | 1 2 1 1 3 2 1 1 2 2 2 1| Inflammation, Suppurative | 2 1 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 2 1 2 1 1| Thrombosis | 3 3 2 1 2 2 4 3 | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 3 2 2 1 2 2 2 | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 6| 7| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 6| 7| 7| 5| 7| DAY ON TEST | 7| 4| 4| 4| 4| 4| 3| 4| 7| 0| 7| 4| 9| 3| 6| 5| 4| 6| 4| 0| 7| 4| 4| 8| 4| | 1| 9| 9| 9| 9| 9| 2| 9| 4| 2| 1| 9| 9| 0| 6| 3| 9| 9| 9| 2| 4| 7| 9| 5| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Olfactory Epithelium, Degeneration | 2 | Olfactory Epithelium, Metaplasia | 2 1 | Respiratory Epithelium, Hyperplasia | 2 1 1 1 3 1 | Respiratory Epithelium, Metaplasia, | | Squamous | 1 1 1 1 | Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + I + + + + + + +| Inflammation, Suppurative | 1 | Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | M + + + + + + + + + + + + + + + + + + + + + + +| Anterior Chamber, Inflammation, | | Suppurative | 2 1 | Cornea, Degeneration | 2 | Cornea, Inflammation, Suppurative | | Cornea, Mineralization | 2 1 | Lens, Degeneration | 2 1 | Lids, Inflammation, Suppurative | 1 | Retina, Degeneration | 3 | __________________________________________________________________________| Harderian Gland | + + + + + + | Inflammation, Suppurative | 1 1 1 1 1 | Metaplasia, Squamous | | Acinus, Hyperplasia | 2 | __________________________________________________________________________| Zymbal's Gland | + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Mineralization | 3 | Nephropathy | 2 3 3 4 3 3 4 2 2 3 1 3 2 2 2 2 3 2 4 3 3 2 4 4 3| Pelvis, Epithelium, Hyperplasia | | Renal Tubule, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + A + + + + + + +| Inflammation, Suppurative | 2 | Transitional Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + A + + + +| 44 | Hemorrhage | 3 | 1 3.0| Inflammation, Suppurative | 3 | 2 2.0| Parasite Metazoan | X X | 4 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + A + + + +| 48 | Parasite Metazoan | X X | 6 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + M + + + + + I + + + + + + + + + + +| 45 | Inflammation, Suppurative | | 1 3.0| Parasite Metazoan | | 3 | Ulcer | | 1 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + I + A + + A + + + +| 42 | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 | 9 2.0| Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + A + + + + + A A + A + + A + + + +| 41 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 2 | 3 1.7| Basophilic Focus | 1 1 2 1 1 1 1 1 1 1 2 | 17 1.2| Clear Cell Focus | 2 1 2 1 3 | 9 2.0| Degeneration, Cystic | | 1 1.0| Degeneration, Fatty | 2 1 1 2 3 3 3| 16 2.4| Degeneration | | 3 2.3| Hematopoietic Cell Proliferation | | 1 1.0| Hepatodiaphragmatic Nodule | X X X X | 7 | Inflammation, Focal, Granulomatous | 2 1 2 1 1 2 1 1 1 | 14 1.2| Leukocytosis | 1 1 1 2 X | 5 1.3| Necrosis | 1 2 1 | 8 1.8| Thrombosis | | 1 2.0| Bile Duct, Hyperplasia | 1 1 1 1 2 1 1 1 1 3 1 1 2 2 1 1 1 1 1| 40 1.4| __________________________________________________________________________|____________| Mesentery | + + | 5 | Fat, Inflammation, Chronic | 3 | 2 3.0| Fat, Necrosis | 2 3 | 5 2.6| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 4 | 1 4.0| Acinus, Atrophy | 1 1 1 3 3 1 1 1 1 2 1 1 | 22 1.5| __________________________________________________________________________|____________| Pharynx | + | 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + A + + + +| 49 | Inflammation, Suppurative | 1 1 1 1 1 1 | 12 1.0| Duct, Hyperplasia | 1 1 1 1 1 1 1 2 1 1 | 15 1.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 4 2 2 2 3 2| 13 2.6| Inflammation, Suppurative | | 1 1.0| Ulcer | 2 4 3 1 3| 12 2.4| Epithelium, Hyperplasia | 2 3 1 2 4 4 1| 13 2.8| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Eosinophil | 2 | 1 2.0| Inflammation, Chronic | | 1 2.0| Inflammation, Suppurative | 2 2 | 8 2.0| Mineralization | 2 | 4 3.3| Ulcer | 2 3 | 8 2.3| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 3 | Mineralization | | 3 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 2 1 2 2 2 3 3 2 2 2 2 1 2 2 2 2 2 1 3 2 1| 47 2.0| Mineralization | | 1 2.0| Atrium, Thrombosis | 1 | 3 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration, Fatty | 2 1 2 2 1 2 2 1 2 2 2 | 22 1.7| Focal Cellular Change | 1 1 1 | 3 1.0| Hematopoietic Cell Proliferation | 1 1 1 1 1 | 6 1.0| Hyperplasia | 2 2 | 4 2.0| Hypertrophy | | 1 2.0| Necrosis | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + M + + + + + I M + + + + + M + M M| 42 | Hyperplasia | 3 1 2 2 3 | 15 2.1| Necrosis | | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 3 1.3| __________________________________________________________________________|____________| Parathyroid Gland | I + + + + + + + + + + + + + + + M + + + + M + M I| 42 | __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Hyperplasia | 3 | 2 3.5| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + A + + + +| 47 | Pars Distalis, Cyst | X | 1 | Pars Distalis, Hemorrhage | 3 | 1 3.0| Pars Distalis, Hyperplasia | 4 2 4 2 4 2 2 4 | 12 2.8| Pars Distalis, Inflammation, | | | Suppurative | 3 | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + A + + + +| 48 | C-Cell, Hyperplasia | 1 1 4 2 1 | 8 1.9| Follicular Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | M + + + + + + + + + + + I + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 2 3.0| Inflammation, Suppurative | 2 1 1 1 | 9 1.3| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 2 1 1 1 1| 6 1.2| Inflammation, Suppurative | 2 1 3 3 1 1 1 1 1 1 1 1 | 23 1.7| __________________________________________________________________________|____________| Seminal Vesicle | + + | 7 | Inflammation, Suppurative | 2 2 | 6 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 3 4 4 2 | 14 3.2| Necrosis | 4 | 1 4.0| Interstitial Cell, Hyperplasia | 1 1 1 | 6 1.0| Perivascular, Inflammation | 1 2 2 | 5 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Depletion Cellular | | 1 2.0| Hyperplasia, Neutrophil | 3 | 1 3.0| Myelofibrosis | 1 | 2 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Plasma Cell | 3 | 1 3.0| Mesenteric, Inflammation, Focal, | | | Granulomatous | | 1 3.0| __________________________________________________________________________________________________________________________________ * : 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 48 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mesenteric, Pigmentation, Hemosiderin| | 1 2.0| Renal, Congestion | | 1 3.0| Renal, Hyperplasia | 2 2 | 2 2.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 1 2 2 | 5 1.8| Inflammation, Focal, Granulomatous | 2 | 1 2.0| Pigmentation, Hemosiderin | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + M + + + + + + + M + + + +| 47 | Hyperplasia | 2 2 2 2 2 2 2 2 3 2 2 2 | 21 2.1| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ectopic Tissue | X | 1 | Fibrosis | 2 | 3 2.3| Hematopoietic Cell Proliferation | | 1 3.0| Necrosis | 2 | 3 2.7| __________________________________________________________________________|____________| Thymus | + M + + + + + + + M + M + + + M M + + + + + + + +| 39 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + M M M M + + M + M M + M M M M M M + M M + + M| 21 | Galactocele | 1 2 | 7 1.3| Hyperplasia | 1 1 1 | 6 1.5| __________________________________________________________________________|____________| Skin | + + + + M + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | | 1 2.0| Ulcer | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | X | 5 2.5| Periosteum, Proliferation | 1 | 3 1.3| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 | 2 2.0| Inflammation, Suppurative | 2 | 1 2.0| Meninges, Pigmentation, Hemosiderin | 1 | 1 1.0| __________________________________________________________________________|____________| Spinal Cord | +| 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + A + + + +| 49 | Inflammation, Suppurative | 2 1 1 2 2 1 1 1 1 1| 22 1.2| __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 3.0| Hemorrhage | 1 | 3 1.0| Inflammation, Chronic, Focal | 2 1 2 1 2 1 1 2 3| 13 1.5| Inflammation, Focal, Granulomatous | | 1 1.0| Mineralization | | 2 1.5| Alveolar Epithelium, Hyperplasia | 1 2 1 2 | 5 1.6| Alveolus, Infiltration Cellular, | | | Histiocyte | 2 | 3 1.7| Peribronchial, Infiltration Cellular,| | | Mononuclear Cell | 2 | 1 2.0| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 2 1 1 2 2 1 1 2 3 1 | 18 1.4| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation | 3 1 3 3 2 1 1 1 1 1 1 2 2 2 2 2 | 28 1.7| Inflammation, Suppurative | 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1| 46 1.2| Thrombosis | 1 3 1 | 11 2.3| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 2 2 2 2 2 2 1 1| 17 1.8| Olfactory Epithelium, Degeneration | | 1 2.0| Olfactory Epithelium, Metaplasia | | 2 1.5| Respiratory Epithelium, Hyperplasia | 2 1 1 1 1 1 | 12 1.3| Respiratory Epithelium, Metaplasia, | | | Squamous | | 4 1.0| Vomeronasal Organ, Inflammation, | | | Suppurative | 2 | 3 1.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 1 | 2 1.0| Epithelium, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Anterior Chamber, Inflammation, | | | Suppurative | 3 | 3 2.0| Cornea, Degeneration | | 1 2.0| Cornea, Inflammation, Suppurative | 2 3 | 2 2.5| Cornea, Mineralization | | 2 1.5| Lens, Degeneration | 3 | 3 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 50 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 7| 6| 5| 4| 5| 7| 7| 5| 5| 7| 7| 5| | DAY ON TEST | 4| 4| 4| 4| 4| 4| 4| 4| 1| 3| 4| 4| 6| 4| 5| 0| 3| 6| 4| 4| 2| 1| 4| 4| 2| | | 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 3| 9| 5| 8| 8| 7| 9| 9| 9| 5| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | CONTROL | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | | 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| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Lids, Inflammation, Suppurative | | 1 1.0| Retina, Degeneration | 2 | 2 2.5| __________________________________________________________________________|____________| Harderian Gland | +| 7 | Inflammation, Suppurative | | 5 1.0| Metaplasia, Squamous | 1| 1 1.0| Acinus, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Zymbal's Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 2 | 1 2.0| Mineralization | | 1 3.0| Nephropathy | 3 3 3 3 3 2 3 2 1 4 3 3 1 3 3 2 2 1 3 3 2 3 3 3 1| 50 2.6| Pelvis, Epithelium, Hyperplasia | 3 | 1 3.0| Renal Tubule, Hyperplasia | 1 | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | | 1 2.0| Transitional Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________________________________________________________________ * : 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 51 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 6| 5| 7| 6| 7| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| DAY ON TEST | 6| 5| 3| 8| 5| 3| 5| 5| 9| 1| 5| 5| 6| 5| 3| 5| 0| 5| 5| 5| 0| 7| 4| 7| 0| | 0| 2| 1| 6| 2| 9| 2| 2| 8| 4| 2| 2| 7| 3| 0| 2| 2| 2| 2| 2| 2| 8| 8| 4| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | A + A + A + + + + + + A + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + +| Parasite Metazoan | X X X X X | __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + + A M + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Duodenum | + I + + + + + I + + + A + + +| __________________________________________________________________________| Intestine Small, Ileum | A + A + A + A + + + + A + + I| __________________________________________________________________________| Intestine Small, Jejunum | A + A + A + A + + + + A + A I| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 1 | Basophilic Focus | 1 1 X 1 | Clear Cell Focus | 1 | Degeneration, Cystic | 2 1 1 | Degeneration, Fatty | 1 2 1 1 1 2 1 2 2 1 2 | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | X X | Hyperplasia | | Inflammation, Focal, Granulomatous | 1 1 1 1 2 1 | Leukocytosis | | Necrosis | 1 1 2 1 1 1 | Bile Duct, Hyperplasia | 1 1 2 2 2 1 2 1 2 2 2 2 1| __________________________________________________________________________| Mesentery | + | Fat, Inflammation, Chronic | 2 | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + +| Acinus, Atrophy | 2 1 2 1 1 1 | __________________________________________________________________________| Pharynx | | Palate, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 | Duct, Hyperplasia | 1 1 1 1 1 1 1 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 3 4 2 2| Ulcer | 1 4 4 1| Epithelium, Hyperplasia | 3 4 3 2 2| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + A + + +| Hemorrhage | | Inflammation, Chronic | 2 3 | Inflammation, Suppurative | | Pigmentation, Hemosiderin | 2 1 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 6| 5| 7| 6| 7| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| DAY ON TEST | 6| 5| 3| 8| 5| 3| 5| 5| 9| 1| 5| 5| 6| 5| 3| 5| 0| 5| 5| 5| 0| 7| 4| 7| 0| | 0| 2| 1| 6| 2| 9| 2| 2| 8| 4| 2| 2| 7| 3| 0| 2| 2| 2| 2| 2| 2| 8| 8| 4| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Ulcer | 1 3 | __________________________________________________________________________| Tooth | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 1 2 2 1 2 1 3 2 2 3 1 2 2| Atrium, Congestion | 2 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 3 1 1 1 2 1 1 2 1 3 1 1 1 1| Focal Cellular Change | 1 | Hematopoietic Cell Proliferation | 2 1 1 | Hyperplasia | 1 | Necrosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + M + + + + + + M + + M + + + +| Hyperplasia | 2 1 2 1 1| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | M + + + + + + + + + + + + + M| Hyperplasia | 3 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 4 | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + A + + +| C-Cell, Hyperplasia | 1 1 | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + M| Inflammation, Suppurative | 1 1 1 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + +| Hyperplasia | | Inflammation, Suppurative | 3 1 2 1 1 2 1 2 2 1 4| __________________________________________________________________________| Seminal Vesicle | + +| Dilatation | 3 | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 6| 5| 7| 6| 7| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| DAY ON TEST | 6| 5| 3| 8| 5| 3| 5| 5| 9| 1| 5| 5| 6| 5| 3| 5| 0| 5| 5| 5| 0| 7| 4| 7| 0| | 0| 2| 1| 6| 2| 9| 2| 2| 8| 4| 2| 2| 7| 3| 0| 2| 2| 2| 2| 2| 2| 8| 8| 4| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Suppurative | 2| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 3 4 2 3 3 4| Interstitial Cell, Hyperplasia | 1 2 1 1 | Perivascular, Inflammation | 2 2 | Tunic, Hyperplasia | 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + +| Myelofibrosis | 3 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mesenteric, Angiectasis | | Mesenteric, Inflammation, Focal, | | Granulomatous | | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + I + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + I M + + M + + + + + M + M| Hyperplasia | 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + A + + +| Fibrosis | 2 2 2 | Hematopoietic Cell Proliferation | | Inflammation, Granulomatous | 4| Necrosis | | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | I + + + M + + + + + + + M + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M + M M + + M M M M M M| Galactocele | 4 X | Hyperplasia | | Inflammation, Chronic | 4 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + +| Epidermis, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | | Periosteum, Proliferation | 1 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + +| Hemorrhage | 3 | Necrosis | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 6| 5| 7| 6| 7| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| DAY ON TEST | 6| 5| 3| 8| 5| 3| 5| 5| 9| 1| 5| 5| 6| 5| 3| 5| 0| 5| 5| 5| 0| 7| 4| 7| 0| | 0| 2| 1| 6| 2| 9| 2| 2| 8| 4| 2| 2| 7| 3| 0| 2| 2| 2| 2| 2| 2| 8| 8| 4| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________| Larynx | A + + + + + + + + + + A + + +| Inflammation, Suppurative | 1 1 1 1 1 2 1 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + A + + +| Congestion | 3 | Hemorrhage | | Inflammation, Chronic, Focal | 1 2 1 1 1| Alveolar Epithelium, Hyperplasia | 3 2 1| Alveolus, Infiltration Cellular, | | Histiocyte | 3 2 2 1| Perivascular, Infiltration Cellular, | | Mononuclear Cell | 1 1 1 1 1 1 1 1| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Adenomatous | 4 | Inflammation | 2 1 2 2 1 1 1 1 1 2 | Inflammation, Suppurative | 1 1 1 1 1 2 1 2 2 1 1 1 1 1 1 2 1 1 1 2 2 1 1| Thrombosis | 2 1 2 1 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 2 1 2 1 1 1 | Olfactory Epithelium, Degeneration | 1 | Olfactory Epithelium, Metaplasia | 1 2 | Respiratory Epithelium, Hyperplasia | 1 2 1 2 | Respiratory Epithelium, Metaplasia, | | Squamous | | Vomeronasal Organ, Inflammation, | | Suppurative | 2 1 1 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + A + + +| Inflammation, Suppurative | 1 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | Anterior Chamber, Inflammation, | | Suppurative | | Cornea, Inflammation, Suppurative | 2 | Lens, Degeneration | 3 4 | Retina, Degeneration | 3 4 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | | Infarct | 2 | Inflammation, Suppurative | | Mineralization | | _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 6| 5| 7| 6| 7| 7| 5| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| DAY ON TEST | 6| 5| 3| 8| 5| 3| 5| 5| 9| 1| 5| 5| 6| 5| 3| 5| 0| 5| 5| 5| 0| 7| 4| 7| 0| | 0| 2| 1| 6| 2| 9| 2| 2| 8| 4| 2| 2| 7| 3| 0| 2| 2| 2| 2| 2| 2| 8| 8| 4| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| .075 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy | 1 3 2 2 2 3 3 1 4 3 3 2 2 4 2 1 2 2 4 2 3| Pigmentation, Hemosiderin | | Pelvis, Epithelium, Hyperplasia | | Renal Tubule, Hyperplasia | 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + A + + +| Inflammation | | Inflammation, Suppurative | 1 2 | Transitional Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 6| 7| 4| 7| 7| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 4| 7| 7| 6| 7| 7| 6| | DAY ON TEST | 1| 6| 7| 8| 3| 3| 2| 5| 6| 3| 5| 8| 5| 4| 7| 5| 5| 2| 8| 4| 5| 6| 5| 5| 9| | | 1| 7| 1| 7| 2| 1| 8| 2| 7| 7| 2| 7| 2| 4| 1| 2| 5| 4| 5| 1| 2| 7| 2| 2| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________|____________| Intestine Large | A + + + + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________|____________| Intestine Large, Cecum | A + + + + M + + + + I + + + + + I + +| 26 | __________________________________________________________________________|____________| Intestine Large, Colon | A + + + + + + M + + + + + + + + + + +| 32 | Parasite Metazoan | X X | 7 | __________________________________________________________________________|____________| Intestine Large, Rectum | A + + + + + + + + + + + + + + + + + +| 30 | Parasite Metazoan | X | 2 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + I + + + + + + + +| 32 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + I + + + + + + + +| 30 | __________________________________________________________________________|____________| Intestine Small, Ileum | A + + A A M I + + + I + + + + + + + +| 22 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A + + M + A A + + + I + A + + + A A A| 18 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 1 2 | 5 1.6| Basophilic Focus | 2 1 2 | 7 1.3| Clear Cell Focus | 1 | 2 1.0| Degeneration, Cystic | 2 1 2 1 | 7 1.4| Degeneration, Fatty | 1 2 1 1 1 1 1 3 3 2 2 1 1| 24 1.5| Hematopoietic Cell Proliferation | 1 | 1 1.0| Hepatodiaphragmatic Nodule | X X X | 5 | Hyperplasia | 1 | 1 1.0| Inflammation, Focal, Granulomatous | 1 1 2 1 2 1 1 | 13 1.2| Leukocytosis | 2 | 1 2.0| Necrosis | 2 2 1 2 | 10 1.4| Bile Duct, Hyperplasia | 2 1 1 1 1 2 2 2 1 2 2 2 1 1 2 1 1 1 2| 32 1.5| __________________________________________________________________________|____________| Mesentery | + + | 3 | Fat, Inflammation, Chronic | | 1 2.0| Fat, Necrosis | 2 | 2 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + +| 33 | Acinus, Atrophy | 1 2 2 1 | 10 1.4| __________________________________________________________________________|____________| Pharynx | + | 1 | Palate, Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + +| 33 | Inflammation, Suppurative | 1 1 1 1| 6 1.0| Duct, Hyperplasia | 1 1 1 1 1 1 1 1 1 | 16 1.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + +| 33 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + +| 33 | Inflammation, Chronic | 3 3 2 2 | 9 2.6| Ulcer | 3 3 2 | 7 2.6| Epithelium, Hyperplasia | 3 3 3 2 2 1 | 11 2.5| __________________________________________________________________________________________________________________________________ * : 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: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 6| 7| 4| 7| 7| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 4| 7| 7| 6| 7| 7| 6| | DAY ON TEST | 1| 6| 7| 8| 3| 3| 2| 5| 6| 3| 5| 8| 5| 4| 7| 5| 5| 2| 8| 4| 5| 6| 5| 5| 9| | | 1| 7| 1| 7| 2| 1| 8| 2| 7| 7| 2| 7| 2| 4| 1| 2| 5| 4| 5| 1| 2| 7| 2| 2| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + +| 32 | Hemorrhage | 2 | 1 2.0| Inflammation, Chronic | 1 3 2 | 5 2.2| Inflammation, Suppurative | 1 2 2 1 | 4 1.5| Pigmentation, Hemosiderin | 1 | 3 1.3| Ulcer | 1 2 1 3 2 3 2 | 9 2.0| __________________________________________________________________________|____________| Tooth | + | 1 | Inflammation, Chronic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + +| 35 | Cardiomyopathy | 2 2 2 2 2 1 2 2 1 2 1 2 2 1 2 3 2 1| 34 1.8| Atrium, Congestion | | 1 2.0| Atrium, Thrombosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration, Fatty | 1 1 3 1 1 1 2 2 1 2 1 1 | 26 1.4| Focal Cellular Change | | 1 1.0| Hematopoietic Cell Proliferation | 2 1 | 5 1.4| Hyperplasia | 2 4 | 3 2.3| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | M + + + + + + + + + + + + + + + + + + + + + + + +| 46 | Hyperplasia | 3 2 2 2 1 2 4 1 1 2 2 2 2 1| 19 1.8| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + +| 36 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + +| 32 | Hyperplasia | 2 1 | 4 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| 43 | Pars Distalis, Angiectasis | | 1 4.0| Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia | 2 2 | 5 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | C-Cell, Hyperplasia | 1 1 2 | 5 1.2| Follicular Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : 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 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 6| 7| 4| 7| 7| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 4| 7| 7| 6| 7| 7| 6| | DAY ON TEST | 1| 6| 7| 8| 3| 3| 2| 5| 6| 3| 5| 8| 5| 4| 7| 5| 5| 2| 8| 4| 5| 6| 5| 5| 9| | | 1| 7| 1| 7| 2| 1| 8| 2| 7| 7| 2| 7| 2| 4| 1| 2| 5| 4| 5| 1| 2| 7| 2| 2| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + M + + +| 32 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| 48 | Inflammation, Suppurative | 2 2 4 1 1 | 8 1.6| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + +| 34 | Hyperplasia | 1 | 1 1.0| Inflammation, Suppurative | 2 3 1 1 3 2 3 3 1 2| 21 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + | 3 | Dilatation | 3 | 2 3.0| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Atrophy | 3 3 4 3 3 2 4| 14 3.1| Interstitial Cell, Hyperplasia | 1 1 1 2 1 1 | 10 1.2| Perivascular, Inflammation | | 2 2.0| Tunic, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + +| 33 | Myelofibrosis | 2 3 | 4 2.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + +| 35 | Mediastinal, Congestion | 4 | 1 4.0| Mesenteric, Angiectasis | 2 | 1 2.0| Mesenteric, Inflammation, Focal, | | | Granulomatous | 1 | 1 1.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | M + + M + M + + + + + + + + + + + +| 29 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + M + + + +| 27 | Hyperplasia | 2 2 2 2 2 | 6 1.8| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Fibrosis | 2 2 2 | 6 2.0| Hematopoietic Cell Proliferation | 2 | 1 2.0| Inflammation, Granulomatous | | 1 4.0| Necrosis | 2 | 1 2.0| Pigmentation, Hemosiderin | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + + M + M M + + + + + + + + + + + M| 26 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + M M M M M M + + M M + + + M +| 10 | Galactocele | 1 1 1 1| 6 1.6| Hyperplasia | 4 | 1 4.0| Inflammation, Chronic | | 2 3.5| __________________________________________________________________________________________________________________________________ * : 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 59 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 6| 7| 4| 7| 7| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 4| 7| 7| 6| 7| 7| 6| | DAY ON TEST | 1| 6| 7| 8| 3| 3| 2| 5| 6| 3| 5| 8| 5| 4| 7| 5| 5| 2| 8| 4| 5| 6| 5| 5| 9| | | 1| 7| 1| 7| 2| 1| 8| 2| 7| 7| 2| 7| 2| 4| 1| 2| 5| 4| 5| 1| 2| 7| 2| 2| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skin | + + + + M + + + + + + + + + + + + +| 32 | Epidermis, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + +| 33 | Fibrous Osteodystrophy | 1 1 | 2 1.0| Periosteum, Proliferation | | 1 1.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + +| 33 | Hemorrhage | 2 | 2 2.5| Necrosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | A + + + + + + + + + + + + + + + + +| 30 | Inflammation, Suppurative | 1 2 1 2 1 1 1 1 1 1 2| 19 1.2| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Congestion | 3 | 2 3.0| Hemorrhage | 2 | 1 2.0| Inflammation, Chronic, Focal | 1 1 3 1 2 2| 11 1.5| Alveolar Epithelium, Hyperplasia | 1 1| 5 1.6| Alveolus, Infiltration Cellular, | | | Histiocyte | 2 4 2 2 1| 9 2.1| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 1 1 | 12 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Adenomatous | | 1 4.0| Inflammation | 1 2 1 2 1 3 2 1 1 | 19 1.5| Inflammation, Suppurative | 1 2 2 1 2 2 1 1 2 1 2 1 2 1 1 1 2 1 1 1 1 2| 45 1.3| Thrombosis | 1 3 3 3 3| 10 2.1| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 2 1 1 2 1 2| 14 1.4| Olfactory Epithelium, Degeneration | 2 1 2 | 4 1.5| Olfactory Epithelium, Metaplasia | 2 2 | 4 1.8| Respiratory Epithelium, Hyperplasia | 1 1 1 2 1 1 1 | 11 1.3| Respiratory Epithelium, Metaplasia, | | | Squamous | 1 1 2 2 1| 5 1.4| Vomeronasal Organ, Inflammation, | | | Suppurative | 1 1 2 | 7 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 60 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 6| 7| 4| 7| 7| 6| 7| 7| 6| 7| 7| 5| 7| 6| 7| 4| 7| 7| 6| 7| 7| 6| | DAY ON TEST | 1| 6| 7| 8| 3| 3| 2| 5| 6| 3| 5| 8| 5| 4| 7| 5| 5| 2| 8| 4| 5| 6| 5| 5| 9| | | 1| 7| 1| 7| 2| 1| 8| 2| 7| 7| 2| 7| 2| 4| 1| 2| 5| 4| 5| 1| 2| 7| 2| 2| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | .075 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Trachea | A + + + + + + I + + + + + + + + + I| 29 | Inflammation, Suppurative | 1 | 3 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + | 6 | Anterior Chamber, Inflammation, | | | Suppurative | 3 | 1 3.0| Cornea, Inflammation, Suppurative | 1 3 | 3 2.0| Lens, Degeneration | 3 | 3 3.3| Retina, Degeneration | 3 | 3 3.3| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + +| 44 | Hydronephrosis | 1 | 1 1.0| Infarct | | 1 2.0| Inflammation, Suppurative | 2 1 | 2 1.5| Mineralization | 2 | 1 2.0| Nephropathy | 2 2 2 2 4 1 3 4 2 4 3 2 3 3 1 3 3 2 1 2 3 1| 43 2.4| Pigmentation, Hemosiderin | 2 | 1 2.0| Pelvis, Epithelium, Hyperplasia | 2 1 | 2 1.5| Renal Tubule, Hyperplasia | 1 2 2 1 | 6 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + I + + + + + + + +| 31 | Inflammation | 2 | 1 2.0| Inflammation, Suppurative | 1 | 3 1.3| Transitional Epithelium, Hyperplasia | 1 | 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 61 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 6| 5| 7| 7| 3| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| 6| 4| 6| 6| 6| DAY ON TEST | 7| 0| 0| 5| 1| 6| 9| 5| 5| 8| 5| 5| 9| 5| 5| 5| 8| 5| 3| 5| 8| 3| 6| 9| 6| | 7| 2| 2| 1| 4| 7| 2| 1| 1| 9| 1| 1| 9| 1| 1| 1| 8| 1| 6| 1| 7| 9| 0| 8| 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| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + M + +| Inflammation, Suppurative | | __________________________________________________________________________| Intestine Large | + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | I + + + + + M + + I + + + A +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + A + + + + + + + +| Parasite Metazoan | X X| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + A + + + + + + A I| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + I + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + A + + + A + + I + + + A I| __________________________________________________________________________| Intestine Small, Jejunum | A A A A + + A I + I + + + A +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 1 1 1 2 1 | Basophilic Focus | 2 1 2 1 1 1 | Clear Cell Focus | 1 | Degeneration, Cystic | 2 1 | Degeneration, Fatty | 2 1 2 2 2 1| Degeneration | 2 | Hematopoietic Cell Proliferation | 1 2 1 | Hepatodiaphragmatic Nodule | X X X | Hyperplasia | 1 1 | Inflammation, Focal, Granulomatous | 2 1 1 1 1 | Leukocytosis | | Necrosis | 2 1 2| Bile Duct, Hyperplasia | 1 1 1 1 2 2 1 2 2 2 1 1 1 2 2 2| __________________________________________________________________________| Mesentery | | Hemorrhage | | Fat, Inflammation, Chronic | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + M + A + + + + + +| Thrombosis | 2 | Acinus, Atrophy | 2 3 1 1 1 | __________________________________________________________________________| Pharynx | | Palate, Inflammation | | __________________________________________________________________________| Salivary Glands | + + + + + + + + A + + + + + +| Inflammation, Suppurative | 1 1 1 | Duct, Hyperplasia | 1 1 1 1 1| __________________________________________________________________________| Stomach | + + + + + + + + A + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + A + + + + + +| Inflammation, Chronic | 2 | Inflammation, Suppurative | | Mineralization | | Ulcer | | _____________________________________________________________________________________________________________________| Page 62 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 6| 5| 7| 7| 3| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| 6| 4| 6| 6| 6| DAY ON TEST | 7| 0| 0| 5| 1| 6| 9| 5| 5| 8| 5| 5| 9| 5| 5| 5| 8| 5| 3| 5| 8| 3| 6| 9| 6| | 7| 2| 2| 1| 4| 7| 2| 1| 1| 9| 1| 1| 9| 1| 1| 1| 8| 1| 6| 1| 7| 9| 0| 8| 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| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + A + + + + + +| Ectopic Tissue | | Inflammation, Chronic | | Mineralization | | Pigmentation, Hemosiderin | | Ulcer | | __________________________________________________________________________| Tongue | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 2 1 2 1 1 2 2 2 2 1 1 2 2| Mineralization | | Atrium, Congestion | | Atrium, Thrombosis | 3 2 1| Ventricle, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + A + + + + + + + +| Degeneration, Fatty | 2 1 2 1 1 1 1 1 1 1 | Focal Cellular Change | 2 | Hematopoietic Cell Proliferation | 1 1 1 | Hyperplasia | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + I + + + + + + + + + + + + + + A + + + + + + + +| Hyperplasia | 2 1 3 1 2 1 3 2 2 | Necrosis | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + M + + A + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + A + + + + + +| Hyperplasia | 2 | Thrombosis | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + A + + + + + + +| Pars Distalis, Cyst | X | Pars Distalis, Hemorrhage | 3 | Pars Distalis, Hyperplasia | 4 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + A + + + + + + A + + + + + + +| C-Cell, Hyperplasia | 1 1 1 1 1 | Follicular Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 63 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 6| 5| 7| 7| 3| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| 6| 4| 6| 6| 6| DAY ON TEST | 7| 0| 0| 5| 1| 6| 9| 5| 5| 8| 5| 5| 9| 5| 5| 5| 8| 5| 3| 5| 8| 3| 6| 9| 6| | 7| 2| 2| 1| 4| 7| 2| 1| 1| 9| 1| 1| 9| 1| 1| 1| 8| 1| 6| 1| 7| 9| 0| 8| 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| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + M + + +| __________________________________________________________________________| Penis | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + A + + + + + + + +| Cyst | | Inflammation, Suppurative | 2 1 1 1 1 1 1 2| __________________________________________________________________________| Prostate | + + + + + + + + A + + + + + +| Hyperplasia | | Inflammation, Suppurative | 2 1 3 2 2 2 3 1 1 2| __________________________________________________________________________| Seminal Vesicle | + + | Dilatation | | Inflammation, Suppurative | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 3 2 3 1 3 1 1 4 | Interstitial Cell, Hyperplasia | 1 3 3 1 1 | Perivascular, Inflammation | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + A + + + + + +| Myelofibrosis | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Bronchial | M + + + + + + + A + + + + + +| Hyperplasia | 2 | Inflammation, Suppurative | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + +| Fibrosis | 2 | Hyperplasia | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 4 2 2 | Hematopoietic Cell Proliferation | | Inflammation, Granulomatous | | Necrosis | 1 | __________________________________________________________________________| Thymus | + + + M + + + + A M + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + M + + + + M M M M + M M| Galactocele | | Hyperplasia | 2 2 2 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | X| Subcutaneous Tissue, Fibrosis | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 64 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 6| 5| 7| 7| 3| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| 6| 4| 6| 6| 6| DAY ON TEST | 7| 0| 0| 5| 1| 6| 9| 5| 5| 8| 5| 5| 9| 5| 5| 5| 8| 5| 3| 5| 8| 3| 6| 9| 6| | 7| 2| 2| 1| 4| 7| 2| 1| 1| 9| 1| 1| 9| 1| 1| 1| 8| 1| 6| 1| 7| 9| 0| 8| 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| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | Fibrous Osteodystrophy | | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + +| Hemorrhage | 3 2 3 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + A + A + + + + + +| Inflammation | 2 | Inflammation, Suppurative | 1 1 2 2 1 2 2| Metaplasia, Squamous | | Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Edema | | Hemorrhage | 2 | Inflammation, Chronic, Focal | 1 1 2 1 1 2 1 3 | Mineralization | | Pigmentation, Hemosiderin | 3| Alveolar Epithelium, Hyperplasia | 1 1 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 2 3 1 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 1 1 1 1 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation | 2 1 2 1 1 1 1 1 1 2 1 2| Inflammation, Suppurative | 1 1 1 2 2 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2 1 2| Thrombosis | 3 2 3 3 2| Nasolacrimal Duct, Inflammation, | | Suppurative | 2 2 2 1 1 2| Olfactory Epithelium, Degeneration | 2 1 | Olfactory Epithelium, Metaplasia | 1 1 1 2| Olfactory Epithelium, Metaplasia, | | Squamous | | Respiratory Epithelium, Hyperplasia | 1 2 2 1| Respiratory Epithelium, Metaplasia, | | Squamous | 2 1 1 1 1 3| Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 1 | __________________________________________________________________________| Trachea | + + + + + + + + A + + + + + +| Inflammation, Suppurative | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 65 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 6| 5| 7| 7| 3| 7| 7| 5| 7| 7| 7| 5| 7| 7| 7| 6| 4| 6| 6| 6| DAY ON TEST | 7| 0| 0| 5| 1| 6| 9| 5| 5| 8| 5| 5| 9| 5| 5| 5| 8| 5| 3| 5| 8| 3| 6| 9| 6| | 7| 2| 2| 1| 4| 7| 2| 1| 1| 9| 1| 1| 9| 1| 1| 1| 8| 1| 6| 1| 7| 9| 0| 8| 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| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.25 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Eye | + + | Synechia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + A + + + + + +| Cyst | X X | Hemorrhage | 4 | Inflammation, Suppurative | 2 | Mineralization | | Nephropathy | 2 4 2 2 2 2 3 4 1 3 2 4 2 4 3 2 2 2| Papilla, Necrosis | | Renal Tubule, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + A + + + + + +| Calculus Gross Observation | | Calculus Micro Observation Only | | Hemorrhage | 2 | Inflammation, Suppurative | | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 66 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 5| 7| 5| 6| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 5| 7| 5| | DAY ON TEST | 5| 5| 5| 5| 2| 2| 5| 2| 7| 5| 4| 6| 5| 3| 5| 5| 5| 0| 4| 5| 8| 3| 9| 5| 7| | | 1| 2| 1| 1| 0| 9| 1| 9| 4| 1| 5| 7| 1| 6| 1| 1| 1| 2| 1| 1| 7| 0| 2| 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 | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + +| 28 | Inflammation, Suppurative | 1 | 1 1.0| __________________________________________________________________________|____________| Intestine Large | A A + + + A + + + + A + + +| 24 | __________________________________________________________________________|____________| Intestine Large, Cecum | A A + + + A + + + + A + + +| 21 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | A A + + + A + + + + A + + +| 24 | Parasite Metazoan | X| 3 | __________________________________________________________________________|____________| Intestine Large, Rectum | A M + + + A + + M M M + + +| 20 | __________________________________________________________________________|____________| Intestine Small | A A + + + + + + + + + + + +| 27 | __________________________________________________________________________|____________| Intestine Small, Duodenum | A A + + + + + M I + + + + I| 23 | __________________________________________________________________________|____________| Intestine Small, Ileum | A A + + + A + A I I + + + +| 18 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A A + I + A A + + I A + I I| 12 | __________________________________________________________________________|____________| Liver | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 1 1 | 8 1.3| Basophilic Focus | 1 1 1 X | 10 1.2| Clear Cell Focus | 1 1 | 3 1.0| Degeneration, Cystic | 1 2 1 1 2 | 7 1.4| Degeneration, Fatty | 1 2 2 2 2 | 11 1.7| Degeneration | 2 | 2 2.0| Hematopoietic Cell Proliferation | 1 2 | 5 1.4| Hepatodiaphragmatic Nodule | X X X X | 7 | Hyperplasia | | 2 1.0| Inflammation, Focal, Granulomatous | 1 1 1 | 8 1.1| Leukocytosis | 1 | 1 1.0| Necrosis | 2 1 1 1 1 1 1 1| 11 1.3| Bile Duct, Hyperplasia | 1 1 1 2 1 2 1 1 2 1 1 2 2 1 2| 31 1.5| __________________________________________________________________________|____________| Mesentery | + + | 2 | Hemorrhage | 3 | 1 3.0| Fat, Inflammation, Chronic | 4 | 1 4.0| Fat, Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Pancreas | A + + + + + + + + + + + + +| 26 | Thrombosis | | 1 2.0| Acinus, Atrophy | 1 1 1 2| 9 1.4| __________________________________________________________________________|____________| Pharynx | + + | 2 | Palate, Inflammation | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | A + + + + + + + + + + + + +| 27 | Inflammation, Suppurative | 1 1 | 5 1.0| Duct, Hyperplasia | 1 1 1 1 | 9 1.0| __________________________________________________________________________|____________| Stomach | A + + + + + + + + + + + + + +| 28 | __________________________________________________________________________________________________________________________________ * : 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 67 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 5| 7| 5| 6| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 5| 7| 5| | DAY ON TEST | 5| 5| 5| 5| 2| 2| 5| 2| 7| 5| 4| 6| 5| 3| 5| 5| 5| 0| 4| 5| 8| 3| 9| 5| 7| | | 1| 2| 1| 1| 0| 9| 1| 9| 4| 1| 5| 7| 1| 6| 1| 1| 1| 2| 1| 1| 7| 0| 2| 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 | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Forestomach | A + + + + + + + + + + + + + +| 28 | Inflammation, Chronic | 2 3 | 3 2.3| Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 2 | 1 2.0| Ulcer | 2 3 | 2 2.5| Epithelium, Hyperplasia | 2 1 3 | 4 2.0| __________________________________________________________________________|____________| Stomach, Glandular | A + + + + + + + + + + + + + +| 28 | Ectopic Tissue | X | 1 | Inflammation, Chronic | 3 | 1 3.0| Mineralization | 3 | 1 3.0| Pigmentation, Hemosiderin | 1 | 1 1.0| Ulcer | 1 3 | 2 2.0| __________________________________________________________________________|____________| Tongue | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + +| 30 | Cardiomyopathy | 1 2 1 1 3 3 2 2 2 2 2 2 2 1 1| 30 1.8| Mineralization | 3 | 1 3.0| Atrium, Congestion | 3 | 1 3.0| Atrium, Thrombosis | 3 2 | 5 2.2| Ventricle, Thrombosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Degeneration, Fatty | 1 2 2 2 1 2 2 2 1 1 1| 21 1.4| Focal Cellular Change | 2 | 2 2.0| Hematopoietic Cell Proliferation | 1 | 4 1.0| Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + M + + + + + + + + + + + + + + + + + + +| 47 | Hyperplasia | 2 3 2 3 3 2 2 2 1 2| 20 2.1| Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | A + + + + + + + + + + + + +| 27 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + M + + + + + + + + +| 27 | Hyperplasia | 4 1 | 3 2.3| Thrombosis | | 1 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| 40 | __________________________________________________________________________________________________________________________________ * : 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 68 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 5| 7| 5| 6| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 5| 7| 5| | DAY ON TEST | 5| 5| 5| 5| 2| 2| 5| 2| 7| 5| 4| 6| 5| 3| 5| 5| 5| 0| 4| 5| 8| 3| 9| 5| 7| | | 1| 2| 1| 1| 0| 9| 1| 9| 4| 1| 5| 7| 1| 6| 1| 1| 1| 2| 1| 1| 7| 0| 2| 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 | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pars Distalis, Cyst | X X | 3 | Pars Distalis, Hemorrhage | | 1 3.0| Pars Distalis, Hyperplasia | 1 3 3 3 2 | 9 2.4| __________________________________________________________________________|____________| Thyroid Gland | + M + + + + + + + + + + + + + + + + + + + + + + +| 46 | C-Cell, Hyperplasia | 1 1 1 2 3 | 10 1.3| Follicular Cell, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | M + + I + + + + + + + + + +| 26 | __________________________________________________________________________|____________| Penis | + | 1 | __________________________________________________________________________|____________| Preputial Gland | + A M + + + + + + + + + + + + + + + + + + + + +| 46 | Cyst | X| 1 | Inflammation, Suppurative | 1 1 2 1 1 1 | 14 1.2| __________________________________________________________________________|____________| Prostate | A + + + + + + + + + + + + +| 27 | Hyperplasia | 1 | 1 1.0| Inflammation, Suppurative | 4 3 1 1 | 14 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + | 6 | Dilatation | 3 3 | 2 3.0| Inflammation, Suppurative | 2 2 | 2 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 4 2 3 3 4 4| 17 2.6| Interstitial Cell, Hyperplasia | 1 1 2 2 1 1| 11 1.5| Perivascular, Inflammation | 2 3 1 | 4 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | A A + + + + + + + + + + + +| 26 | Myelofibrosis | 4 | 2 4.0| __________________________________________________________________________|____________| Lymph Node | M A + + + + + + + + + + + + +| 30 | __________________________________________________________________________|____________| Lymph Node, Bronchial | M + M + + + + + + + + + + +| 25 | Hyperplasia | | 1 2.0| Inflammation, Suppurative | 1 | 1 1.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | A + + + + + + + + + + + + +| 28 | Fibrosis | | 1 2.0| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Spleen | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Fibrosis | 2 2 1 | 7 2.1| __________________________________________________________________________________________________________________________________ * : 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 69 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 5| 7| 5| 6| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 5| 7| 5| | DAY ON TEST | 5| 5| 5| 5| 2| 2| 5| 2| 7| 5| 4| 6| 5| 3| 5| 5| 5| 0| 4| 5| 8| 3| 9| 5| 7| | | 1| 2| 1| 1| 0| 9| 1| 9| 4| 1| 5| 7| 1| 6| 1| 1| 1| 2| 1| 1| 7| 0| 2| 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 | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hematopoietic Cell Proliferation | 2 | 1 2.0| Inflammation, Granulomatous | 1 | 1 1.0| Necrosis | | 1 1.0| __________________________________________________________________________|____________| Thymus | M + + + + + + + + + + + + +| 25 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + M M M M M + M + + M M +| 12 | Galactocele | 2 2 | 2 2.0| Hyperplasia | 1 1 | 6 1.5| __________________________________________________________________________|____________| Skin | A + + + + + + + + + + + + +| 30 | Cyst Epithelial Inclusion | | 1 | Subcutaneous Tissue, Fibrosis | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + +| 29 | Fibrous Osteodystrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + +| 30 | Hemorrhage | | 4 2.8| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | A + + + + + + + + + A + + +| 25 | Inflammation | | 1 2.0| Inflammation, Suppurative | 1 1 1 2 1 1| 13 1.4| Metaplasia, Squamous | 1 | 1 1.0| Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 4 | 2 3.5| Edema | 1 | 1 1.0| Hemorrhage | 1 2 | 3 1.7| Inflammation, Chronic, Focal | 1 1 2 1 1 1 | 14 1.4| Mineralization | 2 | 1 2.0| Pigmentation, Hemosiderin | | 1 3.0| Alveolar Epithelium, Hyperplasia | 1 | 4 1.3| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 2 | 6 1.7| Perivascular, Infiltration Cellular, | | | __________________________________________________________________________________________________________________________________ * : 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 70 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 5| 7| 5| 6| 7| 7| 6| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 5| 7| 5| | DAY ON TEST | 5| 5| 5| 5| 2| 2| 5| 2| 7| 5| 4| 6| 5| 3| 5| 5| 5| 0| 4| 5| 8| 3| 9| 5| 7| | | 1| 2| 1| 1| 0| 9| 1| 9| 4| 1| 5| 7| 1| 6| 1| 1| 1| 2| 1| 1| 7| 0| 2| 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 | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.25 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Mononuclear Cell | 1 1 1 1 1 1 1 1 2 1 1 | 19 1.1| __________________________________________________________________________|____________| Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation | 1 1 2 3 1 1 1 1 1 2 1 2 | 24 1.4| Inflammation, Suppurative | 1 1 1 1 1 2 1 1 1 2 1 2 1 1 1 1 1 1 1 2 1 1 1| 46 1.2| Thrombosis | 3 2 1 2 | 9 2.3| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 1 1 1 2 2 1 2 | 14 1.5| Olfactory Epithelium, Degeneration | 1 | 3 1.3| Olfactory Epithelium, Metaplasia | 1 1 2 1 2 2 | 10 1.4| Olfactory Epithelium, Metaplasia, | | | Squamous | 1 | 1 1.0| Respiratory Epithelium, Hyperplasia | 1 2 1 2 1 2 1 1 | 12 1.4| Respiratory Epithelium, Metaplasia, | | | Squamous | | 6 1.5| Vomeronasal Organ, Inflammation, | | | Suppurative | 1 1 1 | 6 1.0| __________________________________________________________________________|____________| Trachea | A + + + + + + + + + A + + +| 26 | Inflammation, Suppurative | 1 | 2 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + | 4 | Synechia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + +| 39 | Cyst | | 2 | Hemorrhage | | 1 4.0| Inflammation, Suppurative | 2 | 2 2.0| Mineralization | 3 | 1 3.0| Nephropathy | 4 1 2 2 2 4 1 3 3 4 2 3 2 2 3 2 4 4 2 4 1| 39 2.6| Papilla, Necrosis | 3 | 1 3.0| Renal Tubule, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | A + + + + + + + + + + + + +| 27 | Calculus Gross Observation | X | 1 | Calculus Micro Observation Only | X | 1 | Hemorrhage | 3 | 2 2.5| Inflammation, Suppurative | 4 1 3 1 | 4 2.3| Transitional Epithelium, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : 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 71 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 6| 7| 7| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 6| 7| 6| 7| 6| 7| 6| DAY ON TEST | 9| 5| 6| 1| 7| 5| 5| 7| 5| 5| 5| 5| 5| 6| 5| 1| 6| 5| 3| 5| 2| 5| 0| 5| 5| | 4| 0| 0| 4| 4| 0| 0| 1| 0| 0| 0| 0| 0| 2| 0| 4| 7| 0| 8| 0| 5| 0| 6| 0| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + M + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + A + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + A + + A + + + + + A + A| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + A + + + + + + + + + + A| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + M + + + + + + A + M + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + A + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + A + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + A + + + + + + + + A + A| Hyperplasia, Lymphoid | 2 2 2 2 | __________________________________________________________________________| Intestine Small, Jejunum | M + + A + + + A + + + + + A + + + + + + + + A + A| Parasite Metazoan | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | 1 1 1 2 1 1 1 1 1 | Clear Cell Focus | 1 1 | Congestion | | Degeneration, Cystic | 1 | Degeneration, Fatty | 1 1 1 3 2 3 | Eosinophilic Focus | X | Hematopoietic Cell Proliferation | 2 1 | Hepatodiaphragmatic Nodule | X X X | Inflammation, Focal, Granulomatous | 1 1 1 1| Leukocytosis | 2 | Necrosis | 2 1 | Bile Duct, Hyperplasia | 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1| __________________________________________________________________________| Mesentery | + | Fat, Inflammation, Chronic | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + A + + + + + + + + + + +| Acinus, Atrophy | 3 1 2 1 1 1 | Acinus, Necrosis | 1 | __________________________________________________________________________| Pharynx | + | Palate, Cyst | | Palate, Developmental Malformation | 2 | Palate, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + A + + + + + + + + + + +| Inflammation, Suppurative | 1 1 1 1 1 1 | Duct, Hyperplasia | 1 1 1 2 1 1 1 1 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 4 | _____________________________________________________________________________________________________________________| Page 72 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 6| 7| 7| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 6| 7| 6| 7| 6| 7| 6| DAY ON TEST | 9| 5| 6| 1| 7| 5| 5| 7| 5| 5| 5| 5| 5| 6| 5| 1| 6| 5| 3| 5| 2| 5| 0| 5| 5| | 4| 0| 0| 4| 4| 0| 0| 1| 0| 0| 0| 0| 0| 2| 0| 4| 7| 0| 8| 0| 5| 0| 6| 0| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Suppurative | | Ulcer | 3 4 | Epithelium, Hyperplasia | 3 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + A + + + + + + + + + + +| Hemorrhage | | Inflammation, Suppurative | | Mineralization | 2 | Ulcer | 1 | __________________________________________________________________________| Tongue | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 1 2 2 1 2 2 1 2 2 2 3 2 3 2 2 2 2 1 1 1 2 3| Atrium, Thrombosis | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + A + + + + + + + + + + +| Degeneration, Fatty | 1 2 1 3 1 2 2 1 2 1 1 | Focal Cellular Change | | Hematopoietic Cell Proliferation | 1 2 1 1 1 1 3 3 | Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + I M + M + + + + + + + + M + + + + M M + M + +| Hematopoietic Cell Proliferation | | Hyperplasia | 2 2 2 3 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + A + + M + + + + + + + +| Hyperplasia | 4 4 2 | __________________________________________________________________________| Parathyroid Gland | + + + + + + + M + + + + M + M + + I + + + + + + +| Hyperplasia | 4 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + A + + + + + + + M + + +| Pars Distalis, Cyst | | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia | 2 4 2 | Pars Intermedia, Hyperplasia | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + A + + + + + + + + + + +| C-Cell, Hyperplasia | 2 4 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + I + I + + M| __________________________________________________________________________| Penis | + | Inflammation, Suppurative | 2 | _____________________________________________________________________________________________________________________| Page 73 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 6| 7| 7| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 6| 7| 6| 7| 6| 7| 6| DAY ON TEST | 9| 5| 6| 1| 7| 5| 5| 7| 5| 5| 5| 5| 5| 6| 5| 1| 6| 5| 3| 5| 2| 5| 0| 5| 5| | 4| 0| 0| 4| 4| 0| 0| 1| 0| 0| 0| 0| 0| 2| 0| 4| 7| 0| 8| 0| 5| 0| 6| 0| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Hyperplasia, Squamous | | Inflammation, Suppurative | 1 1 2 1 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 3 | Inflammation, Suppurative | 2 3 1 1 1 | __________________________________________________________________________| Seminal Vesicle | + + + + | Dilatation | | Inflammation, Suppurative | 1 2 1 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 3 3 4 4 4 3 | Interstitial Cell, Hyperplasia | 1 1 1 1 | Perivascular, Inflammation | 2 2 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + A + + + + + + + + + + +| Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + A + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Bronchial | + + + M + + + + + + + + + A + + + + + + + + + + +| Hyperplasia | 1 2 2 | Inflammation, Focal, Granulomatous | | __________________________________________________________________________| Lymph Node, Mandibular | + + I + + + + + + + + + + A + + + + + + + + + + +| Hyperplasia | 1 2 2 2 2 2 2 2 2 3 | Inflammation, Focal, Granulomatous | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 | Hematopoietic Cell Proliferation | 2 2 3 | Inflammation, Granulomatous | | Metaplasia, Osseous | | Necrosis | 4 3 | Thrombosis | 1 | __________________________________________________________________________| Thymus | M + + + + + + + M + + + + A M M + M + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M M M + + M + M + + M M M + + + + + M + M + M| Galactocele | 4 1 3 1 2 | Hyperplasia | 1 1 2 2 3 | Inflammation, Chronic | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 74 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 6| 7| 7| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 6| 7| 6| 7| 6| 7| 6| DAY ON TEST | 9| 5| 6| 1| 7| 5| 5| 7| 5| 5| 5| 5| 5| 6| 5| 1| 6| 5| 3| 5| 2| 5| 0| 5| 5| | 4| 0| 0| 4| 4| 0| 0| 1| 0| 0| 0| 0| 0| 2| 0| 4| 7| 0| 8| 0| 5| 0| 6| 0| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | Fibrous Osteodystrophy | 2 | Periosteum, Proliferation | 1 1 1 1 2 1| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 4 1 | Hydrocephalus | | Meninges, Thrombosis | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + A + + + + + + + + + + +| Inflammation, Suppurative | 1 1 1 1 1 2 1 1 1 2 | Metaplasia, Squamous | 1 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 3 3 3| Hemorrhage | 1 2 1 | Inflammation, Chronic, Focal | 2 2 1| Alveolar Epithelium, Hyperplasia | 1 3 1| Alveolus, Infiltration Cellular, | | Histiocyte | 1 1 3 1| Perivascular, Infiltration Cellular, | | Mononuclear Cell | 2 1 1 2 2 2 2 2 1 1 1 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 | Inflammation | 2 2 3 3 4 3 2 2 3 3 3 3 2 3 3 2 3 1 3 4 3 3 3| Inflammation, Suppurative | 2 1 1 1 2 2 1 2 2 2 2 2 1 2 2 2 2 1 1 2 2 2 1| Thrombosis | | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 1 2 2 2 2 2| Olfactory Epithelium, Degeneration | 1 2 2 3 2 1 2 1 1 1 1 3 2 2 1| Olfactory Epithelium, Metaplasia | 1 1 2 2 | Olfactory Epithelium, Metaplasia, | | Squamous | 2 1 3 1 | Respiratory Epithelium, Hyperplasia | 3 2 3 3 3 2 2 2 3 3 3 3 2 3 2 3 3 2 1 3 3 2 3 2| Respiratory Epithelium, Metaplasia, | | Squamous | 4 4 4 4 4 2 2 4 2 3 3 3 4 1 3 4 4 3 3 3 3 3 4| Submucosa, Hyperplasia | | Vomeronasal Organ, Inflammation, | | Suppurative | 1 1 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + A + + + + + + + + + + +| Inflammation, Suppurative | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 75 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 _____________________________________________________________________________________________________________________ | 6| 7| 6| 7| 6| 7| 7| 5| 7| 7| 7| 7| 7| 6| 7| 7| 6| 7| 6| 7| 6| 7| 6| 7| 6| DAY ON TEST | 9| 5| 6| 1| 7| 5| 5| 7| 5| 5| 5| 5| 5| 6| 5| 1| 6| 5| 3| 5| 2| 5| 0| 5| 5| | 4| 0| 0| 4| 4| 0| 0| 1| 0| 0| 0| 0| 0| 2| 0| 4| 7| 0| 8| 0| 5| 0| 6| 0| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 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| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0.75 MG/ | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| M3 | 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| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Eye | + + + + + + + + + + + + + A + + + + + + + + + + +| Inflammation, Chronic | | Synechia | 2 | Anterior Chamber, Inflammation, | | Suppurative | 1 | Cornea, Degeneration | 2 | Cornea, Inflammation, Suppurative | 3 | Cornea, Mineralization | | Lens, Degeneration | | Retina, Degeneration | 2 | __________________________________________________________________________| Harderian Gland | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 2 | Nephropathy | 2 3 3 4 2 2 2 3 3 3 3 3 3 2 3 1 4 3 2 3 2 2 1 4 3| Pelvis, Epithelium, Hyperplasia | 2 | Renal Tubule, Hyperplasia | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + A + + + + + + + + + + +| Inflammation | 2 | Transitional Epithelium, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 76 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + A + + + + + + + + A + + + + + + + + + + + +| 44 | Parasite Metazoan | X X X | 6 | __________________________________________________________________________|____________| Intestine Large, Colon | + + M A + + + + + + + + + + + + + + + + + + + + +| 46 | Parasite Metazoan | X X X X X | 8 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + I + M + + + + + + + + + + + + + + + + + +| 45 | Parasite Metazoan | X X | 4 | __________________________________________________________________________|____________| Intestine Small | + + + A + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + A + + + + + + + + M + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + A + I + + + + + + + + + + A + + I + + + + +| 43 | Hyperplasia, Lymphoid | | 4 2.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + A + A + + + + + A A + + M + + + + + + + + +| 39 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 1 | 3 1.3| Basophilic Focus | 1 1 X 1 1 1 1 3 1 2 1 1 1 1| 23 1.2| Clear Cell Focus | 2 1 | 4 1.3| Congestion | 3 | 1 3.0| Degeneration, Cystic | 1 1 | 3 1.0| Degeneration, Fatty | 1 1 1 1 | 10 1.5| Eosinophilic Focus | | 1 | Hematopoietic Cell Proliferation | 1 2 1 | 5 1.4| Hepatodiaphragmatic Nodule | X X X X X X | 9 | Inflammation, Focal, Granulomatous | 1 1 1 1 | 8 1.0| Leukocytosis | | 1 2.0| Necrosis | 2 1 1 1 3 | 7 1.6| Bile Duct, Hyperplasia | 2 2 1 2 1 1 1 1 1 1 2 1 1 1 2 1| 31 1.2| __________________________________________________________________________|____________| Mesentery | + + + | 4 | Fat, Inflammation, Chronic | 2 2 | 2 2.0| Fat, Necrosis | 2 2 | 2 2.0| __________________________________________________________________________|____________| Pancreas | + + + A + + + + + + + + + + + + + + + + + + + + +| 48 | Acinus, Atrophy | 2 1 3 1 1 2 2 1 1| 15 1.5| Acinus, Necrosis | | 1 1.0| __________________________________________________________________________|____________| Pharynx | + + + | 4 | Palate, Cyst | 2 | 1 2.0| Palate, Developmental Malformation | 2 | 2 2.0| Palate, Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 77 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Suppurative | 1 2 1 1 1 1 1 | 13 1.1| Duct, Hyperplasia | 1 1 1 1 1 1 1 2 | 16 1.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 | 3 3.3| Inflammation, Suppurative | 2 | 1 2.0| Ulcer | 3 2 | 4 3.0| Epithelium, Hyperplasia | 4 2 | 4 3.3| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage | 2 1 | 2 1.5| Inflammation, Suppurative | 2 | 1 2.0| Mineralization | | 1 2.0| Ulcer | 2 2 | 3 1.7| __________________________________________________________________________|____________| Tongue | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 2 2 2 2 2 2 2 2 2 2 2 1 2 1 1 1 2 2 2 2 3 2 3| 48 1.9| Atrium, Thrombosis | 3 1 | 3 2.7| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Degeneration, Fatty | 1 1 2 1 2 2 1 2 2 2 2 2 2| 24 1.6| Focal Cellular Change | 1 1 | 2 1.0| Hematopoietic Cell Proliferation | 1 3 1 1 1 1 2 2 | 16 1.6| Hyperplasia | 2 4 | 2 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + M + + + + + + + + + + M M + + + M + + + + + M +| 38 | Hematopoietic Cell Proliferation | 1 | 1 1.0| Hyperplasia | 2 3 2 2 1 1 2 1 2 1 2 2 | 17 1.9| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | | 3 3.3| __________________________________________________________________________|____________| Parathyroid Gland | + + + + M + M M + + + + + + M + + + + + + + + + M| 41 | Hyperplasia | 3 2 | 3 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| 47 | Pars Distalis, Cyst | X | 1 | Pars Distalis, Hemorrhage | 2 | 1 2.0| Pars Distalis, Hyperplasia | 2 2 2 2 2 2 3 3 2 | 12 2.3| Pars Intermedia, Hyperplasia | | 1 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 78 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + A + + + + + + + + + + + + + + + + + + + + +| 48 | C-Cell, Hyperplasia | 2 2 1 1 1 2 2 | 9 1.9| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + M + + + + + + + I + + + + + M M + + + + + I + +| 42 | __________________________________________________________________________|____________| Penis | | 1 | Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 | 1 3.0| Hyperplasia, Squamous | 3 | 1 3.0| Inflammation, Suppurative | 1 1 1 1 2 1| 10 1.2| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 1 1 1 1 1 4 1 | 10 1.5| Inflammation, Suppurative | 3 2 1 2 1 3 2 1 2 1 1 1 1 | 18 1.6| __________________________________________________________________________|____________| Seminal Vesicle | + + + + | 8 | Dilatation | 2 | 1 2.0| Inflammation, Suppurative | 1 1 | 6 1.5| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 3 4 4 2 4 1 | 14 3.3| Interstitial Cell, Hyperplasia | 1 1| 6 1.0| Perivascular, Inflammation | 1 2 2| 6 1.7| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Myelofibrosis | 1 2 | 2 1.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + + + + + + + + + + + + + M + +| 47 | Hyperplasia | 2 2 2 2 2 | 8 1.9| Inflammation, Focal, Granulomatous | 1 | 1 1.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + I + + + + + + + + + + + + + M| 46 | Hyperplasia | 2 3 2 2 2 2 2 2 | 18 2.1| Inflammation, Focal, Granulomatous | 2 1 | 2 1.5| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 3 1 2 3 3 2 2 3 | 10 2.3| Hematopoietic Cell Proliferation | 2 3 2 3 | 7 2.4| Inflammation, Granulomatous | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : 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 79 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Metaplasia, Osseous | 2 | 1 2.0| Necrosis | | 2 3.5| Thrombosis | | 1 1.0| __________________________________________________________________________|____________| Thymus | M + + + + + + + + + + + M M + M + + + + + + + M +| 39 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M M M M M M M M M + M + + M + + M + M + I + M +| 24 | Galactocele | 1 3 1| 8 2.0| Hyperplasia | 2 1 2 | 8 1.8| Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 1 | 2 1.5| Periosteum, Proliferation | 1 1 2 2 1 1 1 1 2| 15 1.3| __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | | 3 2.0| Hydrocephalus | 2 | 1 2.0| Meninges, Thrombosis | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + M + + + + + + + + + + + +| 48 | Inflammation, Suppurative | 1 1 1 1 1 1 1 1 2 1 1 1 | 22 1.1| Metaplasia, Squamous | 1 | 3 1.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 5 3.0| Hemorrhage | 1 2 | 5 1.4| Inflammation, Chronic, Focal | 2 1 1 1 1 1 | 9 1.3| Alveolar Epithelium, Hyperplasia | 1 2 1 1 | 7 1.4| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 1 1 1 | 8 1.3| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 1 1 2 1 2 2 1 1 2 1| 24 1.4| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 80 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Hemorrhage | | 1 1.0| Inflammation | 3 2 3 3 2 3 1 3 3 3 1 2 1 3 2 2 1 2 2 3 3 3 3 2 3| 48 2.5| Inflammation, Suppurative | 2 1 1 2 2 2 1 2 1 1 1 2 2 2 1 1 1 1 2 2 2 1 2 2| 47 1.6| Thrombosis | 1 | 1 1.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 2 1 1 1 2 | 14 1.6| Olfactory Epithelium, Degeneration | 2 1 1 2 1 2 2 2 1 1 2 2| 27 1.6| Olfactory Epithelium, Metaplasia | 2 1 2 2 2 1 2 2 3| 13 1.8| Olfactory Epithelium, Metaplasia, | | | Squamous | 2 3| 6 2.0| Respiratory Epithelium, Hyperplasia | 3 2 2 2 3 3 1 2 2 3 2 3 2 4 2 2 1 3 3 2 3 2 3 3| 48 2.5| Respiratory Epithelium, Metaplasia, | | | Squamous | 3 2 4 3 3 4 4 3 2 1 3 3 4 3 2 3 3 2 4 3 3| 44 3.1| Submucosa, Hyperplasia | 2 1 2 | 3 1.7| Vomeronasal Organ, Inflammation, | | | Suppurative | 2 1 1 1 1 | 8 1.1| __________________________________________________________________________|____________| Trachea | + I + + + + + + + + + + M + + + + + + + + + + + +| 47 | Inflammation, Suppurative | 1 2 1 1 | 5 1.2| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | 4 | 1 4.0| Synechia | 1 | 2 1.5| Anterior Chamber, Inflammation, | | | Suppurative | 1 1| 3 1.0| Cornea, Degeneration | 2 | 2 2.0| Cornea, Inflammation, Suppurative | 2 2 1 | 4 2.0| Cornea, Mineralization | 2 1 | 2 1.5| Lens, Degeneration | 1 4 | 2 2.5| Retina, Degeneration | 4 | 2 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 1 | __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | | 2 2.0| Nephropathy | 4 2 2 2 3 2 3 2 2 3 3 2 3 2 1 3 1 2 3 1 3 3 4 2 3| 50 2.5| Pelvis, Epithelium, Hyperplasia | | 1 2.0| Renal Tubule, Hyperplasia | 3 3 | 3 2.7| __________________________________________________________________________________________________________________________________ * : 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 81 NTP Experiment-Test: 05096-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC O-CHLOROBENZALMALONONITRILE (CS-2) Date: 04/30/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 11:41:21 __________________________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 5| 7| 7| 4| 7| 5| 6| 7| 5| 7| 7| 7| 6| 7| | DAY ON TEST | 5| 4| 5| 4| 5| 9| 5| 5| 5| 5| 5| 8| 3| 3| 7| 3| 2| 1| 5| 7| 5| 5| 5| 2| 5| | | 0| 1| 0| 2| 0| 4| 0| 0| 0| 0| 0| 1| 3| 2| 3| 9| 2| 2| 0| 7| 0| 0| 0| 5| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | FISCHER 344 RATS MALE | 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| T | ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| A | 0.75 MG/ | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| L | M3 | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation | | 1 2.0| Transitional Epithelium, Hyperplasia | 4 | 2 3.0| __________________________________________________________________________________________________________________________________ * : 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 82 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 756980-756980/756980 --multipart-boundary--