TDMS Study 05035-03 Pathology Tables
NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 Facility: TSI Mason Research Chemical CAS #: 103-90-2 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 4| 7| 4| 7| 6| 7| 7| 4| 7| 6| 4| 7| 4| 4| 5| 6| 6| 5| 5| 4| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 6| 3| 5| 3| 3| 6| 3| 7| 6| 3| 6| 6| 1| 6| 6| 9| 0| 6| | 6| 6| 6| 6| 7| 3| 7| 3| 0| 2| 7| 7| 3| 7| 9| 4| 7| 4| 4| 7| 8| 4| 6| 1| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + A + + + + + + + + A + + | Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + A + + | Parasite Metazoan | 4 2 4 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + A + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + A + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + A + + + + + + A + A + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + A + + | Parasite Metazoan | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X X X X X X X | Clear Cell Focus | | Fatty Change | 1 3 2 1 3 2 1 2 | Granuloma | 2 2 3 2 2 2 4 2 3 2 | Hepatodiaphragmatic Nodule | X X | Hyperplasia, Focal | | Inflammation, Chronic, Focal | 2 | Necrosis, Focal | 1 | Bile Duct, Hyperplasia | 1 2 1 1 2 2 | __________________________________________________________________________| Mesentery | + | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + M + + + + + + + + + + | Acinus, Atrophy, Focal | 4 3 4 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + | Acanthosis | | Diverticulum | | Hyperkeratosis | 3 | Hyperplasia, Basal Cell | 1 3 | Ulcer | 4 | Epithelium, Inflammation, Acute | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + A + + | Inflammation, Chronic | 3 1 | Mineralization | 2 | Ulcer | | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 4| 7| 4| 7| 6| 7| 7| 4| 7| 6| 4| 7| 4| 4| 5| 6| 6| 5| 5| 4| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 6| 3| 5| 3| 3| 6| 3| 7| 6| 3| 6| 6| 1| 6| 6| 9| 0| 6| | 6| 6| 6| 6| 7| 3| 7| 3| 0| 2| 7| 7| 3| 7| 9| 4| 7| 4| 4| 7| 8| 4| 6| 1| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Cardiomyopathy | 2 2 1 1 2 2 1 1 2 1 1 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + | Atrophy | 4 | Congestion | | Cytoplasmic Alteration, Focal | 2 2 2 3 2 | Hyperplasia | 2 | Necrosis, Focal | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + M I + + + + + + + + + | Hyperplasia, Focal | 2 | Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + M + M + + + + + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + M + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + M + + + + + + + | Pars Distalis, Angiectasis | 3 2 | Pars Distalis, Cyst | X X 2 X X X X X X | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | 2 1 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + A + + | C-Cell, Hyperplasia | 2 1 1 1 2 1 1 1 2 1 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + M + + + + + + + + + + | Abscess | 2 2 | Cyst | | Ectasia | 4 | Inflammation, Acute | 2 | Inflammation, Chronic | 1 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + M + + + + + | Cyst | X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + M + + + + + | Angiectasis | 2 | Atrophy | 3 | Inflammation, Chronic Active | 3 | Mineralization, Focal | 3 | Prolapse | X | Thrombosis | X | Endometrium, Hyperplasia, Cystic | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 4| 7| 4| 7| 6| 7| 7| 4| 7| 6| 4| 7| 4| 4| 5| 6| 6| 5| 5| 4| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 6| 3| 5| 3| 3| 6| 3| 7| 6| 3| 6| 6| 1| 6| 6| 9| 0| 6| | 6| 6| 6| 6| 7| 3| 7| 3| 0| 2| 7| 7| 3| 7| 9| 4| 7| 4| 4| 7| 8| 4| 6| 1| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Blood | + + + + + + + + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + | Hyperplasia | 2 2 2 2 | Myelofibrosis | 1 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + | Mediastinal, Congestion | | Pancreatic, Congestion | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + M + + + + + + + + | Congestion | | Granuloma | | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 3 3 2 2 3 2 3 2 2 4 3 3 4 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + | Congestion | | Granuloma | 2 2 2 2 4 2 2 2 2 2 2 2 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + | Granuloma | 4 | Hematopoietic Cell Proliferation | 2 2 2 2 4 2 2 2 2 2 3 | Pigmentation, Hemosiderin | 2 2 2 2 2 2 3 | __________________________________________________________________________| Thymus | + + + + + + + M + + + + + + + + + + | Congestion | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + + + + + + + M + + + + + + + + | Ectasia | 4 | Galactocele | X X X X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + | Abscess | | Hyperkeratosis | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + | Hyperostosis | X X | __________________________________________________________________________| Skeletal Muscle | | Myopathy Degenerative | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + | Hemorrhage | 4 2 | Hydrocephalus | 4 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 4| 7| 4| 7| 6| 7| 7| 4| 7| 6| 4| 7| 4| 4| 5| 6| 6| 5| 5| 4| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 6| 3| 5| 3| 3| 6| 3| 7| 6| 3| 6| 6| 1| 6| 6| 9| 0| 6| | 6| 6| 6| 6| 7| 3| 7| 3| 0| 2| 7| 7| 3| 7| 9| 4| 7| 4| 4| 7| 8| 4| 6| 1| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + | Congestion | 3 | Hemorrhage, Focal | 4 | Infiltration Cellular, Histiocyte | 3 4 | Alveolar Epithelium, Metaplasia | | Peribronchial, Inflammation, Chronic | 2 2 2 1 1 2 2 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + A + + | Fungus | 4 | Hemorrhage | 4 | Inflammation, Acute | 4 | Inflammation, Chronic | 2 2 2 2 2 2 | Metaplasia, Squamous | 2 2 2 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + | __________________________________________________________________________| Eye | + + + + | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Chronic | | Pigmentation | 2 4 2 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + | Abscess, Multiple | 3 | Cyst | X | Nephropathy | 1 2 1 2 1 2 2 2 2 1 1 1 1 1 2 1 3 1 | Renal Tubule, Pigmentation | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + A + + + + + M A + A + + | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 6| 3| 3| 7| 6| 6| 5| 5| 7| 7| 4| 4| 7| 7| 7| 7| 6| 6| DAY ON TEST | 3| 3| 3| 3| 2| 2| 8| 2| 9| 8| 3| 4| 0| 7| 7| 3| 3| 6| 6| 0| 3| 3| 3| 9| 6| | 7| 7| 7| 7| 9| 4| 3| 5| 6| 0| 7| 4| 7| 8| 5| 7| 7| 3| 3| 4| 7| 7| 7| 7| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + M + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + A + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + A + + + + + + + +| Parasite Metazoan | 2 3 3 3 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + A + + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + A + + + + A + A + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + A + + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X 3 X X X X X X| Clear Cell Focus | X | Fatty Change | 1 3 1 1 3 2 1| Granuloma | 1 3 2 2 2 3 2 3 3 1 2| Hepatodiaphragmatic Nodule | X X X X X X | Hyperplasia, Focal | 2 2 2| Inflammation, Chronic, Focal | | Necrosis, Focal | | Bile Duct, Hyperplasia | 2 1 2 2 2 2 2 1 | __________________________________________________________________________| Mesentery | + + + | Fat, Necrosis | 3 1 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + A + + + + + + + +| Acinus, Atrophy, Focal | 2 2 2 2 3 2 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Diverticulum | 4 | Hyperkeratosis | 4 | Hyperplasia, Basal Cell | 4 | Ulcer | 2 4 | Epithelium, Inflammation, Acute | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Mineralization | | Ulcer | 4 | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 6| 3| 3| 7| 6| 6| 5| 5| 7| 7| 4| 4| 7| 7| 7| 7| 6| 6| DAY ON TEST | 3| 3| 3| 3| 2| 2| 8| 2| 9| 8| 3| 4| 0| 7| 7| 3| 3| 6| 6| 0| 3| 3| 3| 9| 6| | 7| 7| 7| 7| 9| 4| 3| 5| 6| 0| 7| 4| 7| 8| 5| 7| 7| 3| 3| 4| 7| 7| 7| 7| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Cardiomyopathy | 3 1 3 1 2 2 2| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Congestion | 4 | Cytoplasmic Alteration, Focal | 2 2 2 2 | Hyperplasia | 3 | Necrosis, Focal | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + M + + M + I + + + I + + + A + + I + M I M +| Hyperplasia, Focal | | Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + M + + + M M + + + + + + + + + M + I + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + A + + + + + + + +| Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | X X X X X X X X X| Pars Distalis, Hemorrhage | 3 | Pars Distalis, Hyperplasia, Focal | 4 3 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 2 2 3 1 2 1 2 1 1| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + M + + M M + M + M + + + + + + + + +| Abscess | 3 3 | Cyst | | Ectasia | | Inflammation, Acute | 2 | Inflammation, Chronic | 2 3 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Atrophy | | Inflammation, Chronic Active | | Mineralization, Focal | | Prolapse | | Thrombosis | X | Endometrium, Hyperplasia, Cystic | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 6| 3| 3| 7| 6| 6| 5| 5| 7| 7| 4| 4| 7| 7| 7| 7| 6| 6| DAY ON TEST | 3| 3| 3| 3| 2| 2| 8| 2| 9| 8| 3| 4| 0| 7| 7| 3| 3| 6| 6| 0| 3| 3| 3| 9| 6| | 7| 7| 7| 7| 9| 4| 3| 5| 6| 0| 7| 4| 7| 8| 5| 7| 7| 3| 3| 4| 7| 7| 7| 7| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Blood | + + + + + + + + + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + A + + + + + + + +| Hyperplasia | 2 3 | Myelofibrosis | 1 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 3 | Pancreatic, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + M + + + + A + M M + M + + +| Congestion | 2 | Granuloma | 2 | Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Plasma Cell | 2 4 2 4 2 4 2 4 2 2 3 2| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + M + + + + + + + +| Congestion | 4 | Granuloma | 2 2 2 3 2 2 2 2 2 4 3 2 2 2 3 2| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + +| Granuloma | 4 | Hematopoietic Cell Proliferation | 2 2 2 2 4 2 4 2 2 2 2 2 2 2 2 2| Pigmentation, Hemosiderin | 3 3 2 3 2 3 2 2 2 2 2| __________________________________________________________________________| Thymus | + M + + M M M + + + M + + + + + M M + + + M M| Congestion | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + M + +| Ectasia | 3 3 4 3 2 4 4| Galactocele | X X X X X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 2 | Hyperkeratosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | X X | __________________________________________________________________________| Skeletal Muscle | + | Myopathy Degenerative | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 | Hydrocephalus | 2 2 2 3 2 3| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 8 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 6| 3| 3| 7| 6| 6| 5| 5| 7| 7| 4| 4| 7| 7| 7| 7| 6| 6| DAY ON TEST | 3| 3| 3| 3| 2| 2| 8| 2| 9| 8| 3| 4| 0| 7| 7| 3| 3| 6| 6| 0| 3| 3| 3| 9| 6| | 7| 7| 7| 7| 9| 4| 3| 5| 6| 0| 7| 4| 7| 8| 5| 7| 7| 3| 3| 4| 7| 7| 7| 7| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| CONTROL | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 1 | Hemorrhage, Focal | 2 1 | Infiltration Cellular, Histiocyte | | Alveolar Epithelium, Metaplasia | 3 | Peribronchial, Inflammation, Chronic | 1 2 1 2 1 1 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + A + + + + + + + +| Fungus | X 3 | Hemorrhage | 2 | Inflammation, Acute | 2 2 | Inflammation, Chronic | 2 2 3 2 2 2 2 2 | Metaplasia, Squamous | 3 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + + + + + | __________________________________________________________________________| Harderian Gland | + + + + + | Inflammation, Chronic | 2 2 | Pigmentation | 3 2 2 3 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + +| Abscess, Multiple | | Cyst | | Nephropathy | 1 1 1 4 3 1 1 1 1 1 1 2 1 1 1 3 2 2 1 1 1| Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + A + + + + + + + +| _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 7| 6| | | | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 47 | Parasite Metazoan | 4 2 | 2 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 48 | Parasite Metazoan | | 10 2.7| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 49 | Parasite Metazoan | | 2 2.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + A | 43 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 48 | Parasite Metazoan | | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Basophilic Focus | X X X X X X X X X | 38 3.0| Clear Cell Focus | | 1 | Fatty Change | | 15 1.8| Granuloma | 2 2 1 3 3 | 26 2.3| Hepatodiaphragmatic Nodule | X X | 10 | Hyperplasia, Focal | 4 | 4 2.5| Inflammation, Chronic, Focal | | 1 2.0| Necrosis, Focal | 2 | 2 1.5| Bile Duct, Hyperplasia | 2 | 15 1.7| __________________________________________________________________________|____________| Mesentery | + + | 6 | Fat, Necrosis | 4 4 | 5 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + M | 47 | Acinus, Atrophy, Focal | 3 1 2 | 15 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 50 | Acanthosis | | 1 3.0| Diverticulum | | 1 4.0| Hyperkeratosis | | 2 3.5| Hyperplasia, Basal Cell | 1 | 4 2.3| Ulcer | | 3 3.3| Epithelium, Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 49 | Inflammation, Chronic | | 2 2.0| Mineralization | | 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 10 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 7| 6| | | | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Ulcer | | 1 4.0| __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 49 | Cardiomyopathy | 3 2 3 2 2 3 3 2 | 27 1.9| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 50 | Atrophy | | 1 4.0| Congestion | 4 | 2 4.0| Cytoplasmic Alteration, Focal | 4 2 2 | 12 2.3| Hyperplasia | | 2 2.5| Necrosis, Focal | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 39 | Hyperplasia, Focal | 3 2 3 | 4 2.5| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + M | 46 | __________________________________________________________________________|____________| Parathyroid Gland | + + M + M + + + + | 42 | __________________________________________________________________________|____________| Pituitary Gland | + M + + + + + + + | 47 | Pars Distalis, Angiectasis | 2 4 | 5 2.8| Pars Distalis, Cyst | X X X X | 22 2.0| Pars Distalis, Hemorrhage | | 2 3.5| Pars Distalis, Hyperplasia, Focal | 3 | 7 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 49 | C-Cell, Hyperplasia | 3 1 2 1 | 25 1.6| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + M + + + | 43 | Abscess | 4 | 5 2.8| Cyst | X | 1 | Ectasia | | 1 4.0| Inflammation, Acute | | 2 2.0| Inflammation, Chronic | | 3 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + | 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 11 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 7| 6| | | | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Cyst | | 4 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 49 | Angiectasis | | 1 2.0| Atrophy | | 1 3.0| Inflammation, Chronic Active | | 1 3.0| Mineralization, Focal | | 1 3.0| Prolapse | | 1 | Thrombosis | | 2 | Endometrium, Hyperplasia, Cystic | | 2 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + + + | 31 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 49 | Hyperplasia | | 6 2.2| Myelofibrosis | 3 | 5 1.8| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + | 50 | Mediastinal, Congestion | 4 | 2 3.5| Pancreatic, Congestion | 2 | 2 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + | 43 | Congestion | | 1 2.0| Granuloma | 2 | 2 2.0| Hyperplasia, Lymphoid | | 1 2.0| Infiltration Cellular, Plasma Cell | 2 3 3 3 4 3 | 32 2.8| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + M | 48 | Congestion | | 1 4.0| Granuloma | 3 2 2 2 2 2 3 2 | 36 2.3| Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Granuloma | 4 | 3 4.0| Hematopoietic Cell Proliferation | 2 2 2 2 3 2 | 33 2.2| Pigmentation, Hemosiderin | 2 3 2 3 3 | 23 2.3| __________________________________________________________________________|____________| Thymus | + + + + M + + + + | 39 | Congestion | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + M + + | 46 | Ectasia | | 8 3.4| Galactocele | | 13 | __________________________________________________________________________|____________| 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 12 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 7| 6| | | | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Abscess | | 1 2.0| Hyperkeratosis | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 49 | Hyperostosis | X X X | 7 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | Myopathy Degenerative | | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 49 | Hemorrhage | | 3 2.3| Hydrocephalus | | 7 2.6| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | | 3 1.7| Hemorrhage, Focal | | 3 2.3| Infiltration Cellular, Histiocyte | | 2 3.5| Alveolar Epithelium, Metaplasia | | 1 3.0| Peribronchial, Inflammation, Chronic | 2 2 1 2 2 | 20 1.6| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 47 | Fungus | | 3 3.5| Hemorrhage | | 2 3.0| Inflammation, Acute | 2 | 4 2.5| Inflammation, Chronic | 2 2 2 | 17 2.1| Metaplasia, Squamous | 3 2 | 10 2.3| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 | 6 1.8| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 3 | __________________________________________________________________________|____________| Eye | | 9 | __________________________________________________________________________|____________| Harderian Gland | | 8 | Inflammation, Chronic | | 2 2.0| Pigmentation | | 7 2.6| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY 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 13 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 7| 6| | | | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | CONTROL | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | UF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Abscess, Multiple | | 1 3.0| Cyst | | 1 | Nephropathy | 2 1 1 1 3 2 1 2 1 | 48 1.5| Renal Tubule, Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + A | 44 | __________________________________________________________________________________________________________________________________ * : 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 14 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 3| 6| 3| 3| 5| 6| 6| 3| 3| 3| 3| 9| 6| 6| 3| 3| 1| 3| 3| 3| 3| 7| | 5| 5| 2| 5| 4| 6| 5| 5| 4| 3| 6| 6| 6| 5| 4| 3| 3| 6| 6| 0| 6| 6| 6| 6| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + M + + + + + + + +| Parasite Metazoan | 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + M + +| Parasite Metazoan | 2 4 3| __________________________________________________________________________| Intestine Large, Rectum | + M + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 2 4 4 3 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + A + + + + + + + A| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X X X X X | Fatty Change | 3 3| Granuloma | 2 2 2 2 4 3 | Hepatodiaphragmatic Nodule | X | Hyperplasia, Focal | | Necrosis, Focal | 1 1 2 | Bile Duct, Hyperplasia | 4 1 4 2 1 2 2 | Hepatocyte, Hyperplasia | 2 | __________________________________________________________________________| Mesentery | + | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy, Focal | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Basal Cell | 4 2 1 | Ulcer | | Perivascular, Inflammation, Chronic | | Submucosa, Edema | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Inflammation, Subacute | 4 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 2 1 2 2 2 3 3 2 2 3 2 3 2 3| Coronary Artery, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 3| 6| 3| 3| 5| 6| 6| 3| 3| 3| 3| 9| 6| 6| 3| 3| 1| 3| 3| 3| 3| 7| | 5| 5| 2| 5| 4| 6| 5| 5| 4| 3| 6| 6| 6| 5| 4| 3| 3| 6| 6| 0| 6| 6| 6| 6| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Congestion | 2 | Cytoplasmic Alteration, Focal | 2 2 2 2 2 | Hypertrophy | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + M + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + I + + + + + + + + + M + + +| Hyperplasia | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | X X X X X X X X X | Pars Distalis, Hemorrhage | 3 | Pars Distalis, Hyperplasia, Focal | 2 4 | Pars Intermedia, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 1 2 2 1 2 1 4 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + +| Abscess | 4 3 | Cyst | | Inflammation, Acute | 3 | Inflammation, Chronic | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Cyst | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Dilatation | 2 | Prolapse | | Thrombosis | X X | Endometrium, Cyst | X X | Endometrium, Hyperplasia, Cystic | 2 2 | Serosa, Inflammation, Acute | | __________________________________________________________________________| Vagina | + | Cyst | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 3| 6| 3| 3| 5| 6| 6| 3| 3| 3| 3| 9| 6| 6| 3| 3| 1| 3| 3| 3| 3| 7| | 5| 5| 2| 5| 4| 6| 5| 5| 4| 3| 6| 6| 6| 5| 4| 3| 3| 6| 6| 0| 6| 6| 6| 6| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + I + + + + + + + + + + +| Hyperplasia | 3 3 2 2 3| Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 4 3| Mediastinal, Granuloma | | Renal, Angiectasis | | Renal, Granuloma | | __________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + + + + + + + + + + + + + +| Congestion | | Infiltration Cellular, Plasma Cell | 2 3 3 3 2 2 3 3 2 3 3 2 2 3 2 3| Lymphatic, Angiectasis | 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + A| Congestion | 2 | Granuloma | 2 2 2 4 2 2 2 2 2 2 3 2 2 3 | Lymphatic, Angiectasis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 4 2 4 2 2 2 2 2 2 2 | Pigmentation, Hemosiderin | 3 3 2 2 3 3 | __________________________________________________________________________| Thymus | + + + + + + + + M + + + + + + M M M + A| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + M + +| Abscess | | Ectasia | | Galactocele | X X X | __________________________________________________________________________| Skin | + + + + + M + + + + + + + + + + + + + +| Abscess | 4 | Ulcer | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 4 | Choroid Plexus, Perivascular, | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 3| 6| 3| 3| 5| 6| 6| 3| 3| 3| 3| 9| 6| 6| 3| 3| 1| 3| 3| 3| 3| 7| | 5| 5| 2| 5| 4| 6| 5| 5| 4| 3| 6| 6| 6| 5| 4| 3| 3| 6| 6| 0| 6| 6| 6| 6| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Congestion | 3 1 2 2 | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Abscess | 4 | Fungus | X X | Inflammation, Acute | 2 2 2 3 2 | Inflammation, Chronic | 1 2 2 2 | Metaplasia, Squamous | 2 2 2 2 4 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | Inflammation, Chronic | 3 | __________________________________________________________________________| Eye | + + + + A| Cornea, Inflammation, Acute, Focal | 2 | Retina, Degeneration | 3 2 | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Chronic | 2 | Pigmentation | 1 3 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Nephropathy | 1 1 1 1 3 1 1 1 1 4 1 2 1 2 4 1 1 2 1 1| Artery, Inflammation, Subacute | 4 | Renal Tubule, Cyst | | Renal Tubule, Pigmentation | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + A + + + + + + + A| Inflammation, Chronic | 2 1 | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 6| 5| 6| 7| 5| 4| 4| DAY ON TEST | 3| 6| 3| 3| 8| 3| 3| 3| 3| 9| 3| 6| 3| 3| 1| 3| 3| 6| 8| 8| 2| 3| 0| 6| 6| | 6| 4| 6| 6| 9| 6| 6| 6| 6| 9| 6| 3| 6| 6| 6| 6| 6| 3| 9| 1| 7| 6| 1| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 0.06% LF | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 2 2 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 4 4 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 2 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + A | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + A | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X X X X X X X X X X X | Fatty Change | 4 | Granuloma | 2 2 3 2 | Hepatodiaphragmatic Nodule | X X X X X X | Hyperplasia, Focal | | Necrosis, Focal | 1 1 | Bile Duct, Hyperplasia | 2 2 2 2 | Hepatocyte, Hyperplasia | | __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + M + + + + | Acinus, Atrophy, Focal | 2 2 2 2 1 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Basal Cell | 2 2 | Ulcer | 3 4 | Perivascular, Inflammation, Chronic | 2 | Submucosa, Edema | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Inflammation, Subacute | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 2 2 2 2 2 2 3 2 3 | Coronary Artery, Inflammation, | | Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 6| 5| 6| 7| 5| 4| 4| DAY ON TEST | 3| 6| 3| 3| 8| 3| 3| 3| 3| 9| 3| 6| 3| 3| 1| 3| 3| 6| 8| 8| 2| 3| 0| 6| 6| | 6| 4| 6| 6| 9| 6| 6| 6| 6| 9| 6| 3| 6| 6| 6| 6| 6| 3| 9| 1| 7| 6| 1| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 0.06% LF | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + | Atrophy | | Congestion | | Cytoplasmic Alteration, Focal | 2 | Hypertrophy | 4 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + M + + I + | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + M + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + I + | Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis | | Pars Distalis, Cyst | X X X X X X | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | 3 2 | Pars Intermedia, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | 4 3 1 3 1 1 3 1 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + M + + + + + + + M + + | Abscess | 3 | Cyst | X X X X | Inflammation, Acute | 4 | Inflammation, Chronic | 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + | Atrophy | | Cyst | X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + | Atrophy | | Dilatation | 3 | Prolapse | | Thrombosis | | Endometrium, Cyst | | Endometrium, Hyperplasia, Cystic | | Serosa, Inflammation, Acute | | __________________________________________________________________________| Vagina | | Cyst | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 6| 5| 6| 7| 5| 4| 4| DAY ON TEST | 3| 6| 3| 3| 8| 3| 3| 3| 3| 9| 3| 6| 3| 3| 1| 3| 3| 6| 8| 8| 2| 3| 0| 6| 6| | 6| 4| 6| 6| 9| 6| 6| 6| 6| 9| 6| 3| 6| 6| 6| 6| 6| 3| 9| 1| 7| 6| 1| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 0.06% LF | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 2 2 3 2 | Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + M + + + + + + + + + + + + | Mediastinal, Congestion | 2 | Mediastinal, Granuloma | | Renal, Angiectasis | | Renal, Granuloma | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + + + + + + + + + M + M | Congestion | 3 | Infiltration Cellular, Plasma Cell | 4 4 3 2 3 2 4 2 3 3 3 3 2 2 | Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + M + + + + + + + + + + + + | Congestion | 4 | Granuloma | 2 2 3 2 2 2 2 3 2 2 2 3 3 2 2 | Lymphatic, Angiectasis | 2 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + | Congestion | | Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 2 2 2 2 2 3 | Pigmentation, Hemosiderin | 2 2 2 2 3 2 2 2 2 2 2 2 | __________________________________________________________________________| Thymus | + + + + + + M + + + + + + + M + + + + + | Cyst | 3 X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + M + + M + + + + + + + + + + + | Abscess | 3 | Ectasia | 4 | Galactocele | X X X | __________________________________________________________________________| Skin | + + + + + + + + + + M + + M + + + + M + | Abscess | | Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + | Hyperostosis | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + | Hydrocephalus | 3 2 2 | Choroid Plexus, Perivascular, | | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 6| 5| 6| 7| 5| 4| 4| DAY ON TEST | 3| 6| 3| 3| 8| 3| 3| 3| 3| 9| 3| 6| 3| 3| 1| 3| 3| 6| 8| 8| 2| 3| 0| 6| 6| | 6| 4| 6| 6| 9| 6| 6| 6| 6| 9| 6| 3| 6| 6| 6| 6| 6| 3| 9| 1| 7| 6| 1| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 0.06% LF | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Congestion | | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + | Abscess | | Fungus | | Inflammation, Acute | 4 2 | Inflammation, Chronic | 3 3 3 3 3 3 3 3 3 2 2 | Metaplasia, Squamous | 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | Inflammation, Chronic | | __________________________________________________________________________| Eye | + + + + | Cornea, Inflammation, Acute, Focal | | Retina, Degeneration | | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Chronic | | Pigmentation | 2 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Nephropathy | 4 1 1 3 2 1 1 2 1 1 1 2 4 2 1 2 1 1 1 | Artery, Inflammation, Subacute | | Renal Tubule, Cyst | X | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + A | Inflammation, Chronic | 1 1 2 | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 7| 6| 6| 6| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 4| 2| 1| | | | 6| 6| 6| 6| 6| 5| 6| 4| 6| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + A + | 48 | Parasite Metazoan | 4 2 3 | 7 2.6| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 49 | Parasite Metazoan | 2 | 7 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 49 | Parasite Metazoan | 2 4 | 9 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + A + | 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 50 | Basophilic Focus | X X X X X X | 39 | Fatty Change | 3 3 | 5 3.2| Granuloma | 2 4 2 4 2 | 15 2.5| Hepatodiaphragmatic Nodule | X | 8 | Hyperplasia, Focal | 4 4 | 2 4.0| Necrosis, Focal | | 5 1.2| Bile Duct, Hyperplasia | 2 2 2 2 | 15 2.1| Hepatocyte, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Mesentery | | 3 | Fat, Necrosis | | 2 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 49 | Acinus, Atrophy, Focal | 1 2 2 3 2 | 12 1.9| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 50 | Hyperplasia, Basal Cell | | 5 2.2| Ulcer | 4 | 3 3.7| Perivascular, Inflammation, Chronic | | 1 2.0| Submucosa, Edema | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Tooth | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Inflammation, Subacute | | 1 4.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 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 23 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 7| 6| 6| 6| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 4| 2| 1| | | | 6| 6| 6| 6| 6| 5| 6| 4| 6| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy | 3 2 2 2 2 | 29 2.2| Coronary Artery, Inflammation, | | | Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 50 | Atrophy | | 1 2.0| Congestion | | 1 2.0| Cytoplasmic Alteration, Focal | 2 | 7 2.0| Hypertrophy | | 2 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 47 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + M + + + | 46 | Hyperplasia | 2 | 2 2.5| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 50 | Pars Distalis, Angiectasis | | 1 3.0| Pars Distalis, Cyst | X X X X X | 20 | Pars Distalis, Hemorrhage | | 2 3.5| Pars Distalis, Hyperplasia, Focal | 2 2 | 6 2.5| Pars Intermedia, Cyst | X | 1 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 50 | C-Cell, Hyperplasia | 3 1 2 1 2 4 | 26 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + M + + + + + | 47 | Abscess | | 3 3.3| Cyst | X | 5 | Inflammation, Acute | | 2 3.5| Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 50 | Atrophy | 3 | 2 2.5| Cyst | | 3 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 50 | Atrophy | 3 | 2 3.0| Dilatation | | 2 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 24 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 7| 6| 6| 6| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 4| 2| 1| | | | 6| 6| 6| 6| 6| 5| 6| 4| 6| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Prolapse | X | 1 | Thrombosis | | 2 | Endometrium, Cyst | | 2 | Endometrium, Hyperplasia, Cystic | | 2 2.0| Serosa, Inflammation, Acute | 4 | 1 4.0| __________________________________________________________________________|____________| Vagina | | 1 | Cyst | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 6 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 49 | Hyperplasia | 3 2 3 | 12 2.5| Myelofibrosis | | 2 2.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 49 | Mediastinal, Congestion | | 3 3.0| Mediastinal, Granuloma | 3 | 1 3.0| Renal, Angiectasis | 3 | 1 3.0| Renal, Granuloma | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 46 | Congestion | | 1 3.0| Infiltration Cellular, Plasma Cell | 2 2 2 3 4 4 3 2 | 38 2.7| Lymphatic, Angiectasis | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 48 | Congestion | | 2 3.0| Granuloma | 2 2 2 2 2 3 2 3 3 | 38 2.3| Lymphatic, Angiectasis | | 2 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 50 | Congestion | 4 | 1 4.0| Hematopoietic Cell Proliferation | 2 2 2 2 2 2 | 29 2.2| Pigmentation, Hemosiderin | 2 3 2 2 | 22 2.3| __________________________________________________________________________|____________| Thymus | + + + + + + M + + + | 42 | Cyst | | 2 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 47 | Abscess | | 1 3.0| Ectasia | 4 | 2 4.0| Galactocele | X X | 8 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 46 | __________________________________________________________________________________________________________________________________ * : 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 25 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 7| 6| 6| 6| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 4| 2| 1| | | | 6| 6| 6| 6| 6| 5| 6| 4| 6| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Abscess | | 1 4.0| Ulcer | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 50 | Hyperostosis | X | 3 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 50 | Hydrocephalus | 2 | 5 2.6| Choroid Plexus, Perivascular, | | | Inflammation, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 50 | Congestion | 4 | 5 2.4| Peribronchial, Inflammation, Chronic | 2 2 2 2 2 | 18 1.9| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 50 | Abscess | | 1 4.0| Fungus | | 2 | Inflammation, Acute | | 7 2.4| Inflammation, Chronic | 2 2 3 3 3 3 | 21 2.6| Metaplasia, Squamous | 2 3 3 2 | 14 2.3| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Eye | + + + | 11 | Cornea, Inflammation, Acute, Focal | | 1 2.0| Retina, Degeneration | | 2 2.5| __________________________________________________________________________|____________| Harderian Gland | + + | 8 | Inflammation, Chronic | | 1 2.0| Pigmentation | 2 2 | 7 2.1| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 26 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 7| 6| 6| 6| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 4| 2| 1| | | | 6| 6| 6| 6| 6| 5| 6| 4| 6| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 0.06% LF | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Nephropathy | 2 3 3 1 1 1 1 1 1 2 | 49 1.6| Artery, Inflammation, Subacute | | 1 4.0| Renal Tubule, Cyst | | 1 | Renal Tubule, Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + M + + A + | 45 | Inflammation, Chronic | 2 | 6 1.5| __________________________________________________________________________________________________________________________________ * : 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 27 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 4| 7| 5| 4| 7| 7| 7| 4| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 6| 3| 1| 3| 6| 3| 0| 6| 3| 3| 3| 6| 3| | 5| 5| 5| 5| 5| 5| 5| 5| 4| 4| 2| 2| 3| 2| 5| 5| 3| 5| 6| 4| 5| 5| 5| 3| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + M + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 3 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + M + + + + + +| Parasite Metazoan | 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 3 2 2 2 | Artery, Inflammation, Chronic | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X X X X | Cyst | | Fatty Change | 2 2| Granuloma | 3 1 | Hepatodiaphragmatic Nodule | X X X X | Hyperplasia, Focal | 3 2 | Hyperplasia, Multifocal | | Necrosis, Focal | 1 1 1 2 | Bile Duct, Cyst | | Bile Duct, Hyperplasia | 2 3 2 2 2 | Perivascular, Inflammation, Chronic | 1 | __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 4 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + +| Angiectasis | | Edema | 2 | Acinus, Atrophy, Focal | 3 2 2 3 2| Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Hyperkeratosis | | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 4| 7| 5| 4| 7| 7| 7| 4| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 6| 3| 1| 3| 6| 3| 0| 6| 3| 3| 3| 6| 3| | 5| 5| 5| 5| 5| 5| 5| 5| 4| 4| 2| 2| 3| 2| 5| 5| 3| 5| 6| 4| 5| 5| 5| 3| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 2 2 3 3 2 2 3 2 2 1 | Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + +| Atrophy | 4 | Cytoplasmic Alteration, Focal | 2 2| Necrosis, Focal | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + M M + M + + + M + M + + + + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 | Pars Distalis, Cyst | X X X X X X | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia, Focal | 1 1 2 | Pars Intermedia, Cyst | | Pars Intermedia, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 3 2 1 2 1 1 1 | Follicle, Cyst | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + M M M + + + + + M + + + + + M M +| Abscess | | Cyst | X X | Ectasia | | Fibrosis | 2 | Inflammation, Chronic | 2 4 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + +| Angiectasis | | Atrophy | 4 | Cyst | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Thrombosis | | Endometrium, Cyst | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 4| 7| 5| 4| 7| 7| 7| 4| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 6| 3| 1| 3| 6| 3| 0| 6| 3| 3| 3| 6| 3| | 5| 5| 5| 5| 5| 5| 5| 5| 4| 4| 2| 2| 3| 2| 5| 5| 3| 5| 6| 4| 5| 5| 5| 3| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + I + + + + + + +| Hyperplasia | 1 1 3| Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Lymphatic, Angiectasis | | Renal, Congestion | | Renal, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + M + + + + M + M + +| Congestion | 2 | Infiltration Cellular, Plasma Cell | 2 3 2 4 2 2 2 3 2 3 3 2 2 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 | Granuloma | 2 2 2 2 3 2 2 3 2 2 3 2 | Artery, Inflammation, Acute | | Artery, Thrombosis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + +| Granuloma | | Hematopoietic Cell Proliferation | 3 2 2 3 4 2 2 | Hemorrhage | 3 | Infarct | | Pigmentation, Hemosiderin | 2 3 2 2 3 2 2 3 2 3 2 2 | Capsule, Hemorrhage | 3 | __________________________________________________________________________| Thymus | + + M + M + + + + + M M M + + + M M +| Congestion | | Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + M + + + + + + M +| Ectasia | | Galactocele | X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + +| Hyperostosis | X X X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hydrocephalus | | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 4| 7| 5| 4| 7| 7| 7| 4| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 6| 6| 3| 3| 6| 3| 1| 3| 6| 3| 0| 6| 3| 3| 3| 6| 3| | 5| 5| 5| 5| 5| 5| 5| 5| 4| 4| 2| 2| 3| 2| 5| 5| 3| 5| 6| 4| 5| 5| 5| 3| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Fungus | | Hemorrhage, Focal | 2 | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 3 3 2 2 2 3 2 | Metaplasia, Squamous | 2 2 2 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | Ulcer, Multifocal | | __________________________________________________________________________| Eye | + + + | Retina, Degeneration | 3 | __________________________________________________________________________| Harderian Gland | + + | Inflammation, Chronic | | Pigmentation | 3 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + +| Nephropathy | 2 1 3 1 2 2 3 1 1 4 1 2 1 2 2 2 1| Artery, Inflammation, Chronic | | Renal Tubule, Degeneration | | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Artery, Inflammation, Chronic | 4 | Transitional Epithelium, Hyperplasia,| | Focal | 3 | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 7| 1| 5| 3| 3| 3| 1| 9| 3| 3| 3| 7| 6| 3| 3| 3| 4| 6| 3| 3| 3| 1| 9| | 5| 5| 6| 1| 6| 5| 5| 5| 3| 1| 5| 5| 5| 0| 4| 5| 2| 2| 4| 3| 5| 5| 5| 8| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.3% MF | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 3 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 2 2 4 | Artery, Inflammation, Chronic | 3 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | 3 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X | Cyst | X | Fatty Change | 2 2 2 3 2 2 2| Granuloma | 1 3 2 | Hepatodiaphragmatic Nodule | X X X | Hyperplasia, Focal | | Hyperplasia, Multifocal | 2 | Necrosis, Focal | | Bile Duct, Cyst | X | Bile Duct, Hyperplasia | 3 2 2 3 2 1 4 | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | + + + | Fat, Necrosis | 4 4 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + M + +| Angiectasis | 2 | Edema | | Acinus, Atrophy, Focal | 2 2 1 | Artery, Inflammation, Chronic | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 | Hyperkeratosis | 4 | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Artery, Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 7| 1| 5| 3| 3| 3| 1| 9| 3| 3| 3| 7| 6| 3| 3| 3| 4| 6| 3| 3| 3| 1| 9| | 5| 5| 6| 1| 6| 5| 5| 5| 3| 1| 5| 5| 5| 0| 4| 5| 2| 2| 4| 3| 5| 5| 5| 8| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.3% MF | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 2 2 3 2 2 2 2 2 3 2 | Artery, Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cytoplasmic Alteration, Focal | 2 2 2 | Necrosis, Focal | 3| Vacuolization Cytoplasmic | 4 | __________________________________________________________________________| Adrenal Gland, Medulla | + + M + + + + M + + M M + + + + + + I + M + +| Hyperplasia, Focal | 2 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + I + + + + + + + + + + + + M + +| __________________________________________________________________________| Parathyroid Gland | + I M + + + + + + + M + M + M + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 4 | Pars Distalis, Cyst | X X X X X X X X | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | 4 2 2 3 2 2| Pars Intermedia, Cyst | | Pars Intermedia, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 3 2 1 2 2 3 4 1 1 1 2 | Follicle, Cyst | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 3 | Cyst | X X | Ectasia | 4 | Fibrosis | | Inflammation, Chronic | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Atrophy | | Cyst | X X X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Thrombosis | X | Endometrium, Cyst | X X X | _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 7| 1| 5| 3| 3| 3| 1| 9| 3| 3| 3| 7| 6| 3| 3| 3| 4| 6| 3| 3| 3| 1| 9| | 5| 5| 6| 1| 6| 5| 5| 5| 3| 1| 5| 5| 5| 0| 4| 5| 2| 2| 4| 3| 5| 5| 5| 8| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.3% MF | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 2| Myelofibrosis | 3 4 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Lymphatic, Angiectasis | 3 | Renal, Congestion | 4 | Renal, Pigmentation | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + + + + + + + + + + + + + + +| Congestion | 3 | Infiltration Cellular, Plasma Cell | 4 3 3 2 2 2 3 2 2 3 2 2 3 2 3 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Granuloma | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 | Artery, Inflammation, Acute | 3 | Artery, Thrombosis | X | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + +| Granuloma | 2 | Hematopoietic Cell Proliferation | 2 2 2 3 2 2 2 2 2 2 2 | Hemorrhage | | Infarct | 3 | Pigmentation, Hemosiderin | 2 2 3 3 3 2 3 3 2 3 2 3 3 3 | Capsule, Hemorrhage | | __________________________________________________________________________| Thymus | + M + M + + + + + M + M + M + + + + + + + + +| Congestion | | Cyst | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + +| Ectasia | 2 3 4 | Galactocele | X X X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + I| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | X X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 2| Hydrocephalus | 2 2 2 2 3 | _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 7| 1| 5| 3| 3| 3| 1| 9| 3| 3| 3| 7| 6| 3| 3| 3| 4| 6| 3| 3| 3| 1| 9| | 5| 5| 6| 1| 6| 5| 5| 5| 3| 1| 5| 5| 5| 0| 4| 5| 2| 2| 4| 3| 5| 5| 5| 8| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.3% MF | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 | Fungus | X | Hemorrhage, Focal | | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 2 2 2 2 | Metaplasia, Squamous | 2 3 2 2 2 3 2 2 2 2| Respiratory Epithelium, Degeneration,| | Hyaline | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | Ulcer, Multifocal | | __________________________________________________________________________| Eye | + + + | Retina, Degeneration | | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Chronic | 1 | Pigmentation | 2 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 3 3 1 4 1 2 3 2 1 3 1 1 1 1 1 2 2 1 2 1 1 2 1| Artery, Inflammation, Chronic | 3 | Renal Tubule, Degeneration | 2 | Renal Tubule, Pigmentation | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Artery, Inflammation, Chronic | | Transitional Epithelium, Hyperplasia,| | Focal | 2 | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 3| 4| 7| 4| 5| 4| | | DAY ON TEST | 3| 3| 3| 8| 7| 6| 3| 6| 1| 8| | | | 5| 5| 5| 9| 2| 4| 5| 3| 9| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | A | 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + | 50 | Parasite Metazoan | | 4 3.3| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + | 49 | Parasite Metazoan | | 3 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + | 50 | Parasite Metazoan | | 9 2.6| Artery, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + | 50 | Artery, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + A | 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + | 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Basophilic Focus | X X X X X | 32 | Cyst | | 1 | Fatty Change | 3 3 | 11 2.3| Granuloma | 2 2 | 7 2.0| Hepatodiaphragmatic Nodule | X | 8 | Hyperplasia, Focal | | 2 2.5| Hyperplasia, Multifocal | | 1 2.0| Necrosis, Focal | 4 | 5 1.8| Bile Duct, Cyst | | 1 | Bile Duct, Hyperplasia | 2 | 13 2.3| Perivascular, Inflammation, Chronic | | 1 1.0| __________________________________________________________________________|____________| Mesentery | + | 6 | Fat, Necrosis | 4 | 6 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + | 49 | Angiectasis | | 1 2.0| Edema | | 1 2.0| Acinus, Atrophy, Focal | 2 | 9 2.1| Artery, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 50 | Acanthosis | | 2 2.5| Hyperkeratosis | | 1 4.0| Ulcer | | 2 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 36 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 3| 4| 7| 4| 5| 4| | | DAY ON TEST | 3| 3| 3| 8| 7| 6| 3| 6| 1| 8| | | | 5| 5| 5| 9| 2| 4| 5| 3| 9| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | A | 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 50 | Inflammation, Chronic | | 2 2.5| Artery, Inflammation, Chronic | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 50 | Cardiomyopathy | 2 2 2 2 2 | 28 2.2| Artery, Inflammation, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + | 50 | Atrophy | | 1 4.0| Cytoplasmic Alteration, Focal | 2 | 6 2.0| Necrosis, Focal | | 1 3.0| Vacuolization Cytoplasmic | | 1 4.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + | 44 | Hyperplasia, Focal | | 5 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + | 48 | __________________________________________________________________________|____________| Parathyroid Gland | M M + + + + + + | 37 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + | 50 | Pars Distalis, Angiectasis | 3 2 | 4 2.8| Pars Distalis, Cyst | X X X | 17 | Pars Distalis, Hemorrhage | | 1 4.0| Pars Distalis, Hyperplasia, Focal | 2 | 10 2.1| Pars Intermedia, Cyst | X | 1 | Pars Intermedia, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + | 50 | C-Cell, Hyperplasia | 3 | 21 1.9| Follicle, Cyst | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + M + | 43 | Abscess | 4 | 2 3.5| Cyst | | 4 | Ectasia | | 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 37 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 3| 4| 7| 4| 5| 4| | | DAY ON TEST | 3| 3| 3| 8| 7| 6| 3| 6| 1| 8| | | | 5| 5| 5| 9| 2| 4| 5| 3| 9| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | A | 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Fibrosis | | 1 2.0| Inflammation, Chronic | | 2 3.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + | 50 | Angiectasis | 2 | 1 2.0| Atrophy | | 1 4.0| Cyst | X | 6 | __________________________________________________________________________|____________| Uterus | + + + + + + + + | 50 | Atrophy | | 2 2.5| Thrombosis | | 1 | Endometrium, Cyst | | 3 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 4 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + | 49 | Hyperplasia | 3 | 7 2.1| Myelofibrosis | 4 | 5 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 50 | Mediastinal, Congestion | 3 | 1 3.0| Mediastinal, Lymphatic, Angiectasis | | 1 3.0| Renal, Congestion | | 1 4.0| Renal, Pigmentation | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + I + + + + + + | 45 | Congestion | | 2 2.5| Infiltration Cellular, Plasma Cell | 3 2 2 2 4 | 35 2.5| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + | 49 | Congestion | | 3 2.0| Granuloma | 2 2 2 2 2 3 | 34 2.2| Artery, Inflammation, Acute | | 1 3.0| Artery, Thrombosis | | 1 | __________________________________________________________________________|____________| Spleen | + + + + + + + + | 50 | Granuloma | | 1 2.0| Hematopoietic Cell Proliferation | 2 2 2 4 2 | 23 2.3| Hemorrhage | | 1 3.0| Infarct | | 1 3.0| Pigmentation, Hemosiderin | 2 3 | 28 2.5| Capsule, Hemorrhage | | 1 3.0| __________________________________________________________________________|____________| Thymus | M + + + + + + M | 36 | Congestion | 3 | 1 3.0| Cyst | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 38 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 3| 4| 7| 4| 5| 4| | | DAY ON TEST | 3| 3| 3| 8| 7| 6| 3| 6| 1| 8| | | | 5| 5| 5| 9| 2| 4| 5| 3| 9| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | A | 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + | 48 | Ectasia | 2 | 4 2.8| Galactocele | X X | 10 | __________________________________________________________________________|____________| Skin | + M + + + + + + | 48 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + | 50 | Hyperostosis | X | 6 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | Hemorrhage | | 2 2.0| Hydrocephalus | | 5 2.2| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Congestion | | 2 3.0| Fungus | | 1 | Hemorrhage, Focal | | 1 2.0| Peribronchial, Inflammation, Chronic | 2 3 2 1 2 | 22 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + | 50 | Inflammation, Chronic | 3 | 16 2.3| Metaplasia, Squamous | 2 2 | 18 2.1| Respiratory Epithelium, Degeneration,| | | Hyaline | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 1 | Ulcer, Multifocal | 4 | 1 4.0| __________________________________________________________________________|____________| Eye | + | 7 | Retina, Degeneration | | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | | 5 | Inflammation, Chronic | | 1 1.0| Pigmentation | | 4 2.3| _____________________________________________________________________________________________________________________| | URINARY 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 39 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 6| 3| 4| 7| 4| 5| 4| | | DAY ON TEST | 3| 3| 3| 8| 7| 6| 3| 6| 1| 8| | | | 5| 5| 5| 9| 2| 4| 5| 3| 9| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | A | 0.3% MF | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 50 | Nephropathy | 2 1 2 1 2 1 1 | 47 1.7| Artery, Inflammation, Chronic | | 1 3.0| Renal Tubule, Degeneration | | 1 2.0| Renal Tubule, Pigmentation | 2 | 2 2.5| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + A | 49 | Inflammation, Chronic | | 2 2.0| Artery, Inflammation, Chronic | | 1 4.0| Transitional Epithelium, Hyperplasia,| | | Focal | 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 40 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 4| 7| 2| 7| 6| 7| 6| 6| 7| 7| 6| 5| 5| 4| 7| 7| 7| 6| DAY ON TEST | 2| 2| 2| 6| 1| 6| 2| 6| 2| 4| 3| 7| 0| 9| 4| 3| 3| 4| 8| 1| 6| 3| 3| 3| 5| | 9| 9| 9| 2| 4| 3| 9| 4| 9| 5| 1| 8| 8| 3| 0| 1| 0| 0| 5| 9| 4| 2| 2| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + M + M + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + M + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 3 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X | Clear Cell Focus | X | Fatty Change | 3 3 3 1 2 1 2 2 4 2 2| Granuloma | 2 4 | Hepatodiaphragmatic Nodule | X X | Hyperplasia, Focal | 4 4 2 1 2 2| Necrosis, Focal | 1 | Bile Duct, Cyst | | Bile Duct, Hyperplasia | 2 2 2 1 2 3 2 | __________________________________________________________________________| Mesentery | + + + +| Fat, Necrosis | 3 4 4 4| __________________________________________________________________________| Pancreas | + + + + + + + + + + + M + + + + + + + + + +| Angiectasis | 1 | Acinus, Atrophy, Focal | 3 3 1 | Duct, Ectasia | | __________________________________________________________________________| Pharynx | + | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + M + + + + + + + + + + + + + + + + + + +| Acanthosis | 4 | Hyperkeratosis | 2 4| Ulcer | 4| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 1 | Mineralization | | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 2 2 1 2 2 2 2 3 2 2| Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 4| 7| 2| 7| 6| 7| 6| 6| 7| 7| 6| 5| 5| 4| 7| 7| 7| 6| DAY ON TEST | 2| 2| 2| 6| 1| 6| 2| 6| 2| 4| 3| 7| 0| 9| 4| 3| 3| 4| 8| 1| 6| 3| 3| 3| 5| | 9| 9| 9| 2| 4| 3| 9| 4| 9| 5| 1| 8| 8| 3| 0| 1| 0| 0| 5| 9| 4| 2| 2| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Congestion | | Cytoplasmic Alteration, Focal | 2 2 2 2 4 2| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + M + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + M + + + + + + + + M + + + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | X X X X X X X X X | Pars Distalis, Hyperplasia, Focal | 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 2 2 2 1 2 3 | Follicular Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | M + + + + + M + + + M + + + + M + M M + + +| Abscess | 3 | Cyst | X | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Cyst | X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + +| Dilatation | | __________________________________________________________________________| Vagina | | Metestrus | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + + + + + | Lymphocytosis | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 2 3 2 2 | Myelofibrosis | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Lymphatic, Angiectasis | | Mediastinal, Infiltration Cellular, | | Plasma Cell | 3 | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 4| 7| 2| 7| 6| 7| 6| 6| 7| 7| 6| 5| 5| 4| 7| 7| 7| 6| DAY ON TEST | 2| 2| 2| 6| 1| 6| 2| 6| 2| 4| 3| 7| 0| 9| 4| 3| 3| 4| 8| 1| 6| 3| 3| 3| 5| | 9| 9| 9| 2| 4| 3| 9| 4| 9| 5| 1| 8| 8| 3| 0| 1| 0| 0| 5| 9| 4| 2| 2| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node, Mandibular | + I + + + M + + + + + + + + + + + + + + + +| Congestion | 2 | Infiltration Cellular, Plasma Cell | 2 2 3 3 2 2 2 2 3 2 2 3 4 | Lymphatic, Angiectasis | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 4| Granuloma | 2 2 3 2 2 2 2 2 2 3 3 1 | Infiltration Cellular, Plasma Cell | 4 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + +| Granuloma | 2 | Hematopoietic Cell Proliferation | 3 4 2 2 1 2 2 2 2 2 2| Infarct | 4 | Pigmentation, Hemosiderin | 2 2 2 2 3 2| __________________________________________________________________________| Thymus | + + + + + + M + + + M M + + + + + + M + + +| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + M + + + + + + + +| Ectasia | | Galactocele | X X X X X | Hypertrophy | 2 | Inflammation, Acute | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + M + + + + + + + +| Cyst Epithelial Inclusion | | Hemorrhage, Focal | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | X X X X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | Hydrocephalus | 2 2 3 2 2 | __________________________________________________________________________| Peripheral Nerve | | Degeneration | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 | Alveolar Epithelium, Metaplasia | | Peribronchial, Inflammation, Chronic | 2 1 2 2 2 2 2 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 4| 7| 2| 7| 6| 7| 6| 6| 7| 7| 6| 5| 5| 4| 7| 7| 7| 6| DAY ON TEST | 2| 2| 2| 6| 1| 6| 2| 6| 2| 4| 3| 7| 0| 9| 4| 3| 3| 4| 8| 1| 6| 3| 3| 3| 5| | 9| 9| 9| 2| 4| 3| 9| 4| 9| 5| 1| 8| 8| 3| 0| 1| 0| 0| 5| 9| 4| 2| 2| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Fungus | | Inflammation, Acute | 3 | Inflammation, Chronic | 2 1 2 2 2 2 | Metaplasia, Squamous | 2 2 2 2 2 1 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + + + + + | Lens, Degeneration | | Retina, Degeneration | | __________________________________________________________________________| Harderian Gland | + + + + | Pigmentation | 4 2 3 2 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + +| Calculus Gross Observation | | Cyst | X | Inflammation, Chronic | | Nephropathy | 2 2 1 1 1 3 4 1 1 2 1 1 2 1 3 2 1 2 3 4| Pelvis, Transitional Epithelium, | | Hyperplasia | | Renal Tubule, Hyperplasia | | Renal Tubule, Pigmentation | 1 2 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + +| Calculus Gross Observation | | Inflammation, Chronic | 2 | Transitional Epithelium, Hyperplasia,| | Diffuse | | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 6| 4| 7| 7| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 4| DAY ON TEST | 3| 6| 3| 2| 6| 3| 3| 3| 1| 7| 6| 3| 6| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 6| | 2| 3| 2| 8| 3| 2| 1| 9| 1| 1| 3| 2| 4| 2| 2| 0| 0| 3| 0| 0| 0| 0| 0| 2| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0.6% HF | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + M + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 3 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 4 2 2 2 2 3 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 4 3 2 2 3 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X X X X | Clear Cell Focus | X | Fatty Change | 2 2 4 3 | Granuloma | 2 2 3 1 1 | Hepatodiaphragmatic Nodule | X X X | Hyperplasia, Focal | 4 2 | Necrosis, Focal | | Bile Duct, Cyst | | Bile Duct, Hyperplasia | 3 2 2 2 2 3 1 2 | __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 3 3 | __________________________________________________________________________| Pancreas | + + + + + M + + + + + + + + + + + + + | Angiectasis | | Acinus, Atrophy, Focal | 1 2 | Duct, Ectasia | 2 | __________________________________________________________________________| Pharynx | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + | Acanthosis | | Hyperkeratosis | 3 3 | Ulcer | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | | Mineralization | | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 2 2 2 1 2 1 2 1 2 2 | Artery, Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 6| 4| 7| 7| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 4| DAY ON TEST | 3| 6| 3| 2| 6| 3| 3| 3| 1| 7| 6| 3| 6| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 6| | 2| 3| 2| 8| 3| 2| 1| 9| 1| 1| 3| 2| 4| 2| 2| 0| 0| 3| 0| 0| 0| 0| 0| 2| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0.6% HF | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + M + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + M + + + + + | Atrophy | | Congestion | | Cytoplasmic Alteration, Focal | 2 2 3 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + M + + + + + + + + M + M + + + | Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + M M + + + + + + + + + + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + M M + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + M + + + + + | Pars Distalis, Angiectasis | 2 2 | Pars Distalis, Cyst | X X X X X X X X | Pars Distalis, Hyperplasia, Focal | 2 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | 2 2 1 1 4 1 1 | Follicular Cell, Hyperplasia | 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + M + + + + M + M + | Abscess | 3 3 | Cyst | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + | Congestion | 2 2 | Cyst | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + | Dilatation | 2 | __________________________________________________________________________| Vagina | + + | Metestrus | X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + + + + + + + | Lymphocytosis | X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + | Hyperplasia | 3 2 2 2 2 3 | Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + | Inguinal, Lymphatic, Angiectasis | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | _____________________________________________________________________________________________________________________| Page 46 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 6| 4| 7| 7| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 4| DAY ON TEST | 3| 6| 3| 2| 6| 3| 3| 3| 1| 7| 6| 3| 6| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 6| | 2| 3| 2| 8| 3| 2| 1| 9| 1| 1| 3| 2| 4| 2| 2| 0| 0| 3| 0| 0| 0| 0| 0| 2| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0.6% HF | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + M M + + M + + + | Congestion | | Infiltration Cellular, Plasma Cell | 2 2 2 3 3 2 3 2 3 3 | Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + | Congestion | | Granuloma | 2 2 2 2 3 2 2 2 2 2 1 2 2 | Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + | Granuloma | 4 3 | Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 | Infarct | | Pigmentation, Hemosiderin | 2 2 3 3 2 2 2 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + M + + + + M + M + | Cyst | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + M + + M M + M + + | Ectasia | 3 2 | Galactocele | X X | Hypertrophy | | Inflammation, Acute | | __________________________________________________________________________| Skin | + + + + M + + + + + + + + + + + + + + | Cyst Epithelial Inclusion | X | Hemorrhage, Focal | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + | Hyperostosis | X X X X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + | Hemorrhage | | Hydrocephalus | 2 | __________________________________________________________________________| Peripheral Nerve | + | Degeneration | 2 | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + | Congestion | | Alveolar Epithelium, Metaplasia | 2 | Peribronchial, Inflammation, Chronic | 3 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 47 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 7| 6| 4| 7| 7| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 6| 4| DAY ON TEST | 3| 6| 3| 2| 6| 3| 3| 3| 1| 7| 6| 3| 6| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 6| | 2| 3| 2| 8| 3| 2| 1| 9| 1| 1| 3| 2| 4| 2| 2| 0| 0| 3| 0| 0| 0| 0| 0| 2| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0.6% HF | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Fungus | X 3 | Inflammation, Acute | 2 2 2 | Inflammation, Chronic | 3 2 2 2 2 3 1 | Metaplasia, Squamous | 3 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + | __________________________________________________________________________| Eye | + + + + | Lens, Degeneration | 1 3 | Retina, Degeneration | 3 4 4 | __________________________________________________________________________| Harderian Gland | + | Pigmentation | 3 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + | Calculus Gross Observation | | Cyst | | Inflammation, Chronic | | Nephropathy | 3 2 1 1 1 3 3 4 1 2 2 2 3 2 2 2 | Pelvis, Transitional Epithelium, | | Hyperplasia | 3 | Renal Tubule, Hyperplasia | 1 | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + | Calculus Gross Observation | | Inflammation, Chronic | | Transitional Epithelium, Hyperplasia,| | Diffuse | | _____________________________________________________________________________________________________________________| Page 48 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 6| 6| 5| 5| 3| 3| | | DAY ON TEST | 3| 3| 6| 2| 6| 9| 8| 5| 5| 0| | | | 0| 0| 4| 9| 8| 0| 5| 4| 4| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | A | 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 50 | Parasite Metazoan | | 5 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 49 | Parasite Metazoan | | 7 2.4| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 50 | Parasite Metazoan | 2 2 | 10 2.9| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Basophilic Focus | X X | 20 | Clear Cell Focus | | 2 | Fatty Change | 1 1 | 17 2.2| Granuloma | 2 | 8 2.1| Hepatodiaphragmatic Nodule | X | 6 | Hyperplasia, Focal | | 8 2.6| Necrosis, Focal | 1 | 2 1.0| Bile Duct, Cyst | X | 1 | Bile Duct, Hyperplasia | 1 4 3 1 | 19 2.1| __________________________________________________________________________|____________| Mesentery | + + | 8 | Fat, Necrosis | 4 4 | 8 3.6| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 48 | Angiectasis | | 1 1.0| Acinus, Atrophy, Focal | 1 4 3 2 | 9 2.2| Duct, Ectasia | | 1 2.0| __________________________________________________________________________|____________| Pharynx | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 49 | Acanthosis | | 1 4.0| Hyperkeratosis | | 4 3.0| Ulcer | | 2 3.5| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 50 | Inflammation, Chronic | 2 1 | 4 1.3| Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Tooth | | 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 49 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 6| 6| 5| 5| 3| 3| | | DAY ON TEST | 3| 3| 6| 2| 6| 9| 8| 5| 5| 0| | | | 0| 0| 4| 9| 8| 0| 5| 4| 4| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | A | 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Cardiomyopathy | 2 3 4 1 2 2 1 | 30 1.9| Artery, Inflammation, Chronic | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 49 | Atrophy | 3 | 1 3.0| Congestion | 2 | 1 2.0| Cytoplasmic Alteration, Focal | 2 2 3 | 13 2.4| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 47 | Hyperplasia, Focal | 1 | 5 1.8| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + | 47 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M + + + M M | 42 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + | 49 | Pars Distalis, Angiectasis | 2 | 4 2.3| Pars Distalis, Cyst | X X X X X | 22 | Pars Distalis, Hyperplasia, Focal | 3 2 2 2 | 9 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | C-Cell, Hyperplasia | 2 | 15 1.8| Follicular Cell, Hyperplasia | | 3 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + M + | 40 | Abscess | | 3 3.0| Cyst | | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + M | 49 | Congestion | | 2 2.0| Cyst | | 3 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 50 | Dilatation | | 1 2.0| __________________________________________________________________________|____________| Vagina | | 2 | Metestrus | | 2 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC 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 50 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 6| 6| 5| 5| 3| 3| | | DAY ON TEST | 3| 3| 6| 2| 6| 9| 8| 5| 5| 0| | | | 0| 0| 4| 9| 8| 0| 5| 4| 4| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | A | 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Blood | + + + | 29 | Lymphocytosis | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Hyperplasia | 3 2 2 3 | 17 2.3| Myelofibrosis | | 2 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + | 50 | Inguinal, Lymphatic, Angiectasis | 4 | 1 4.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + M | 44 | Congestion | | 1 2.0| Infiltration Cellular, Plasma Cell | 2 2 2 4 3 | 28 2.5| Lymphatic, Angiectasis | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + | 50 | Congestion | 3 2 | 4 3.3| Granuloma | 2 2 | 27 2.1| Infiltration Cellular, Plasma Cell | | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Granuloma | | 3 3.0| Hematopoietic Cell Proliferation | 4 | 19 2.2| Infarct | | 1 4.0| Pigmentation, Hemosiderin | 2 3 2 4 | 19 2.3| __________________________________________________________________________|____________| Thymus | + + + + + + + + M | 42 | Cyst | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + M M | 43 | Ectasia | 4 | 3 3.0| Galactocele | X | 8 | Hypertrophy | | 1 2.0| Inflammation, Acute | 4 | 1 4.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + | 48 | Cyst Epithelial Inclusion | | 1 | Hemorrhage, Focal | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | Hyperostosis | X X | 10 | __________________________________________________________________________________________________________________________________ * : 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: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 6| 6| 5| 5| 3| 3| | | DAY ON TEST | 3| 3| 6| 2| 6| 9| 8| 5| 5| 0| | | | 0| 0| 4| 9| 8| 0| 5| 4| 4| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | A | 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Hemorrhage | | 1 3.0| Hydrocephalus | | 6 2.2| __________________________________________________________________________|____________| Peripheral Nerve | | 1 | Degeneration | | 1 2.0| __________________________________________________________________________|____________| Spinal Cord | | 2 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | | 1 1.0| Alveolar Epithelium, Metaplasia | | 1 2.0| Peribronchial, Inflammation, Chronic | 2 2 2 | 22 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 50 | Fungus | | 2 3.0| Inflammation, Acute | | 4 2.3| Inflammation, Chronic | 1 | 14 1.9| Metaplasia, Squamous | 2 2 3 2 | 14 2.1| Respiratory Epithelium, Degeneration,| | | Hyaline | | 4 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 2 | __________________________________________________________________________|____________| Eye | | 9 | Lens, Degeneration | | 2 2.0| Retina, Degeneration | | 3 3.7| __________________________________________________________________________|____________| Harderian Gland | | 5 | Pigmentation | | 5 2.8| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Calculus Gross Observation | X | 1 | Cyst | | 1 | Inflammation, Chronic | 3 | 1 3.0| Nephropathy | 1 3 1 4 2 2 1 | 43 2.0| Pelvis, Transitional Epithelium, | | | __________________________________________________________________________________________________________________________________ * : 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 52 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 7| 6| 6| 5| 5| 3| 3| | | DAY ON TEST | 3| 3| 6| 2| 6| 9| 8| 5| 5| 0| | | | 0| 0| 4| 9| 8| 0| 5| 4| 4| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | A | 0.6% HF | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Hyperplasia | 3 | 2 3.0| Renal Tubule, Hyperplasia | | 1 1.0| Renal Tubule, Pigmentation | | 3 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + | 50 | Calculus Gross Observation | X | 1 | Inflammation, Chronic | | 1 2.0| Transitional Epithelium, Hyperplasia,| | | Diffuse | 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 53 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 5| 5| 7| 7| 6| 6| 4| 7| 4| 4| 7| 6| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 6| 6| 7| 6| 3| 3| 6| 5| 6| 3| 6| 6| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 1| 0| | 8| 4| 1| 9| 8| 6| 6| 1| 2| 4| 8| 4| 5| 8| 5| 8| 8| 6| 0| 2| 8| 8| 6| 2| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 | Ulcer | 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + M + + + + + +| Parasite Metazoan | 2 3 4 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 2 3 2| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X | Clear Cell Focus | X | Cytoplasmic Alteration, Focal | | Fatty Change | 4 1 3 2 2 | Granuloma | 2 | Hemorrhage, Focal | | Hepatodiaphragmatic Nodule | X X | Hyperplasia, Focal | 2 2| Hyperplasia, Multifocal | | Necrosis, Focal | 1 | Bile Duct, Hyperplasia | 2 2 2 3 2 2 2 2 4 2 2 3 2 3 2 2 2 2| Subserosa, Thrombosis | X | __________________________________________________________________________| Mesentery | + | Accessory Spleen | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy, Focal | 3 2 3 4 2 3 2 2 3 2 2 | Artery, Inflammation, Chronic | 4 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 2 2 2 2 2 3 2 3 3 2 2 2 2 2 3 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Acanthosis | | Hyperplasia, Basal Cell | 1 | Inflammation, Chronic | | Ulcer | | Serosa, Inflammation, Chronic | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 5| 5| 7| 7| 6| 6| 4| 7| 4| 4| 7| 6| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 6| 6| 7| 6| 3| 3| 6| 5| 6| 3| 6| 6| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 1| 0| | 8| 4| 1| 9| 8| 6| 6| 1| 2| 4| 8| 4| 5| 8| 5| 8| 8| 6| 0| 2| 8| 8| 6| 2| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 2 2 3 2 2 3 3 2 2 3 3 2 2 2 2 | Atrium, Inflammation, Chronic | 2 | Atrium, Thrombosis | X X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Cytoplasmic Alteration, Focal | 2 3| Necrosis, Focal | | Vacuolization Cytoplasmic | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + M + + + + I +| Hyperplasia, Focal | 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + M + + + + M I| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 2 2 2 3 3 2 3 2 2 2 4 2 | Pars Distalis, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 4 2 1 3 2 2 4| Follicle, Cyst | | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + +| Abscess | | Cyst | X| Ectasia | 3 | Inflammation, Acute | 3 | Inflammation, Chronic | 1 2 1 1 1 1 2 2 2 1 1 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + M + + +| _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 5| 5| 7| 7| 6| 6| 4| 7| 4| 4| 7| 6| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 6| 6| 7| 6| 3| 3| 6| 5| 6| 3| 6| 6| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 1| 0| | 8| 4| 1| 9| 8| 6| 6| 1| 2| 4| 8| 4| 5| 8| 5| 8| 8| 6| 0| 2| 8| 8| 6| 2| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Atrophy | 3 2 3 3 2 3 3 4 | Hyperplasia, Focal | | Inflammation, Acute | 3 1 3 2| Inflammation, Chronic | 2 | Metaplasia, Squamous | 2| __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + M + + +| Atrophy | 3 4 3 3 4 3 3 4 4 3 3 4 4 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Hyperplasia | 2 | Seminiferous Tubule, Atrophy | 3 3 4 3 3 3 4 1 4 3 4 3 3 3 4 3 | Seminiferous Tubule, Hypospermia | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + I + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 2 3 3 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Infiltration Cellular, | | Plasma Cell | 3 | Mediastinal, Lymphatic, Angiectasis | | Pancreatic, Congestion | 2 | Pancreatic, Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + M + + + + + + +| Infiltration Cellular, Plasma Cell | 3 4 4 4 3 3 4 4 3 3 4 2 2 2 2 3| Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 2 | Granuloma | 2 2 2 2 1 2 2 2 2 2 2| Lymphatic, Angiectasis | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 | Fibrosis, Focal | 2 | Granuloma | | Hematopoietic Cell Proliferation | 2 3 2 2 2 2| Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + + + M + + + M + + M + + + + + M + + +| Atrophy | 4 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + M + + + + M + M M M M + + + + M +| Ectasia | 4 | Galactocele | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 5| 5| 7| 7| 6| 6| 4| 7| 4| 4| 7| 6| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| DAY ON TEST | 3| 6| 6| 7| 6| 3| 3| 6| 5| 6| 3| 6| 6| 3| 3| 3| 3| 3| 7| 8| 3| 3| 3| 1| 0| | 8| 4| 1| 9| 8| 6| 6| 1| 2| 4| 8| 4| 5| 8| 5| 8| 8| 6| 0| 2| 8| 8| 6| 2| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Acanthosis | 4 | Hyperkeratosis | 4 | Hyperplasia, Basal Cell | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 2 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Alveolar Epithelium, Metaplasia | | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 1 2 2 2 2 2 2| Pleura, Fibrosis | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + +| Fungus | 4 X | Hemorrhage | 3 4 | Inflammation, Acute | 3 3 | Inflammation, Chronic | 2 2 1 2 2 2 1 2 2 2 | Metaplasia, Squamous | 2 2 2 2 2 2 3 2 2 2 2 3 2 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + | Lens, Degeneration | | __________________________________________________________________________| Harderian Gland | + | Pigmentation | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | 3 | Nephropathy | 2 2 2 2 4 3 3 2 2 3 2 2 4 2 3 2 3 2 3 1 2| Renal Tubule, Cyst | X | Renal Tubule, Hyperplasia | 2 | Renal Tubule, Pigmentation | 2 3 | Transitional Epithelium, Hyperplasia,| | Focal | | Transitional Epithelium, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 6| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| 7| 7| 4| 7| 7| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 4| 6| 3| 3| 3| 3| 1| 3| 3| 1| 4| 6| 3| 3| 6| 3| 3| | 6| 6| 6| 1| 4| 8| 8| 8| 0| 4| 6| 6| 2| 2| 2| 8| 7| 8| 1| 8| 8| 8| 4| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| CONTROL | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + M + + + + + + + + + + + +| Parasite Metazoan | 2 4 3 3 3 | Ulcer | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + M + + + + + + + + + + + + + +| Parasite Metazoan | 4 2 3 3 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 4 3 3 4 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | 2 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X | Clear Cell Focus | | Cytoplasmic Alteration, Focal | 2 | Fatty Change | 3 2 2 | Granuloma | 1 | Hemorrhage, Focal | 3 | Hepatodiaphragmatic Nodule | X | Hyperplasia, Focal | 1 | Hyperplasia, Multifocal | 3 | Necrosis, Focal | 2 2 | Bile Duct, Hyperplasia | 2 2 2 1 2 2 1 2 3 3 3 2 3 2 3 2 3 2 2 2| Subserosa, Thrombosis | | __________________________________________________________________________| Mesentery | + | Accessory Spleen | X | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy, Focal | 1 4 4 2 2 1 2 2 2 2 4 2| Artery, Inflammation, Chronic | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 1 2 2 3 3 3 3 2 3 2 2 3 2 2 2 2 3 2 2 3 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + M + + + + + + + + + + + + +| Acanthosis | 2 2 | Hyperplasia, Basal Cell | 2 | Inflammation, Chronic | 2| Ulcer | 3 3 | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 6| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| 7| 7| 4| 7| 7| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 4| 6| 3| 3| 3| 3| 1| 3| 3| 1| 4| 6| 3| 3| 6| 3| 3| | 6| 6| 6| 1| 4| 8| 8| 8| 0| 4| 6| 6| 2| 2| 2| 8| 7| 8| 1| 8| 8| 8| 4| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| CONTROL | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | 1 | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 4 2 1 2 3 2 1 2 3 3 2 2 3 1 3 3 3| Atrium, Inflammation, Chronic | | Atrium, Thrombosis | X 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + +| Cytoplasmic Alteration, Focal | 3 | Necrosis, Focal | 2 2 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + I + + M M I + + + + + + + + + + + +| Hyperplasia, Focal | 1 3 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + + + I + + + + + + + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 1 3 3 4 3 | Pars Distalis, Pigmentation, | | Hemosiderin | 2 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 4 3 1 1 4 4 | Follicle, Cyst | X| Follicular Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + M + + + + + + +| Abscess | 2 2 1 | Cyst | | Ectasia | | Inflammation, Acute | 2 | Inflammation, Chronic | 2 1 1 1 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + M + + + M + + +| _____________________________________________________________________________________________________________________| Page 59 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 6| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| 7| 7| 4| 7| 7| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 4| 6| 3| 3| 3| 3| 1| 3| 3| 1| 4| 6| 3| 3| 6| 3| 3| | 6| 6| 6| 1| 4| 8| 8| 8| 0| 4| 6| 6| 2| 2| 2| 8| 7| 8| 1| 8| 8| 8| 4| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| CONTROL | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Atrophy | 3 4 4 4| Hyperplasia, Focal | | Inflammation, Acute | 4 | Inflammation, Chronic | 2 1 2 2 2 1 | Metaplasia, Squamous | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + M + + + + + + +| Atrophy | 4 4 4 4 3 4 3 4 3 2 4 4 4 4| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Hyperplasia | | Seminiferous Tubule, Atrophy | 3 3 3 3 3 3 3 3 3 3 3 3 3 4 3 3 3| Seminiferous Tubule, Hypospermia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + + + + + +| __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 3 2 3 3 3 3 3 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 2 | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Mediastinal, Lymphatic, Angiectasis | 2 | Pancreatic, Congestion | | Pancreatic, Lymphatic, Angiectasis | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + M + + + + + + + + + + + M + + + + + +| Infiltration Cellular, Plasma Cell | 3 3 2 4 2 2 3 2 4 2 2 4 4 4| Lymphatic, Angiectasis | 2 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Granuloma | 2 2 2 2 2 2 2 2 3 2 2| Lymphatic, Angiectasis | 4 2 3 2 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis, Focal | 3 | Granuloma | 2 | Hematopoietic Cell Proliferation | 3 2 2 1 1 | Pigmentation, Hemosiderin | 2 2 3 2 | __________________________________________________________________________| Thymus | + + + + + + + M + + + + M M + + + + M + M + +| Atrophy | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + M + + + M + + + + + + M + + M + M M| Ectasia | 2 3 3 | Galactocele | X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 6| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| 7| 7| 4| 7| 7| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 4| 6| 3| 3| 3| 3| 1| 3| 3| 1| 4| 6| 3| 3| 6| 3| 3| | 6| 6| 6| 1| 4| 8| 8| 8| 0| 4| 6| 6| 2| 2| 2| 8| 7| 8| 1| 8| 8| 8| 4| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| CONTROL | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Acanthosis | | Hyperkeratosis | | Hyperplasia, Basal Cell | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 2 2 2 2 | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Alveolar Epithelium, Metaplasia | 2 | Peribronchial, Inflammation, Chronic | 2 2 2 1 2 2 2 2 2 2| Pleura, Fibrosis | | __________________________________________________________________________| Nose | + + + + + + + + + M + + + + + + + + + + + + +| Fungus | X X 2 X | Hemorrhage | | Inflammation, Acute | 3 3 | Inflammation, Chronic | 3 3 2 3 2 2 2 1 | Metaplasia, Squamous | 3 2 2 3 2 2 2 2 2 2 2 3 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + | __________________________________________________________________________| Eye | + + | Lens, Degeneration | 3 | __________________________________________________________________________| Harderian Gland | + + | Pigmentation | 3 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | | Nephropathy | 3 2 2 1 1 2 2 4 3 2 2 2 2 2 3 2 3 1 1 2 3 2 4| Renal Tubule, Cyst | X | Renal Tubule, Hyperplasia | | Renal Tubule, Pigmentation | 2 | Transitional Epithelium, Hyperplasia,| | Focal | 2 2| Transitional Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + M + + + + + + +| Artery, Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 4| 7| 6| 4| 4| | | DAY ON TEST | 6| 3| 3| 6| 0| 6| 1| 8| 6| 6| | | | 4| 6| 6| 5| 3| 4| 4| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + A + | 48 | Parasite Metazoan | | 6 2.8| Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + | 48 | Parasite Metazoan | | 9 2.8| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + | 50 | Parasite Metazoan | 2 | 12 2.8| __________________________________________________________________________|____________| Intestine Small | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + | 50 | Artery, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Intestine Small, Ileum | M + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + | 50 | __________________________________________________________________________|____________| Liver | + + + + + + | 50 | Basophilic Focus | X | 6 | Clear Cell Focus | | 1 | Cytoplasmic Alteration, Focal | | 1 2.0| Fatty Change | 2 | 9 2.3| Granuloma | | 2 1.5| Hemorrhage, Focal | | 1 3.0| Hepatodiaphragmatic Nodule | | 3 | Hyperplasia, Focal | | 3 1.7| Hyperplasia, Multifocal | | 1 3.0| Necrosis, Focal | | 3 1.7| Bile Duct, Hyperplasia | 2 2 3 2 | 42 2.2| Subserosa, Thrombosis | | 1 | __________________________________________________________________________|____________| Mesentery | + | 3 | Accessory Spleen | | 1 | Fat, Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Pancreas | + M + + + + | 49 | Acinus, Atrophy, Focal | 3 1 2 | 26 2.4| Artery, Inflammation, Chronic | | 2 3.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + | 50 | Karyomegaly | 2 2 2 | 45 2.2| __________________________________________________________________________|____________| Stomach | + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + | 49 | Acanthosis | | 2 2.0| Hyperplasia, Basal Cell | 2 | 3 1.7| __________________________________________________________________________________________________________________________________ * : 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 62 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 4| 7| 6| 4| 4| | | DAY ON TEST | 6| 3| 3| 6| 0| 6| 1| 8| 6| 6| | | | 4| 6| 6| 5| 3| 4| 4| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Chronic | | 1 2.0| Ulcer | 2 3 | 4 2.8| Serosa, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + | 50 | Hyperplasia, Lymphoid | | 1 2.0| Inflammation, Chronic | | 1 1.0| __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + | 50 | Cardiomyopathy | 4 2 2 3 3 3 | 40 2.5| Atrium, Inflammation, Chronic | | 1 2.0| Atrium, Thrombosis | | 4 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + | 50 | Cytoplasmic Alteration, Focal | 2 | 4 2.5| Necrosis, Focal | | 2 2.0| Vacuolization Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + | 44 | Hyperplasia, Focal | 3 | 8 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + M + + + + | 49 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | I + + + M + | 42 | __________________________________________________________________________|____________| Pituitary Gland | + + I + + M | 48 | Pars Distalis, Angiectasis | | 1 3.0| Pars Distalis, Cyst | | 2 | Pars Distalis, Hyperplasia, Focal | | 18 2.5| Pars Distalis, Pigmentation, | | | Hemosiderin | | 2 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + | 50 | C-Cell, Hyperplasia | | 15 2.6| Follicle, Cyst | | 1 | Follicular Cell, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 63 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 4| 7| 6| 4| 4| | | DAY ON TEST | 6| 3| 3| 6| 0| 6| 1| 8| 6| 6| | | | 4| 6| 6| 5| 3| 4| 4| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 1 | __________________________________________________________________________|____________| Epididymis | + + + + + + | 50 | __________________________________________________________________________|____________| Preputial Gland | + M + + + + | 48 | Abscess | | 3 1.7| Cyst | X | 2 | Ectasia | | 1 3.0| Inflammation, Acute | | 2 2.5| Inflammation, Chronic | 2 | 17 1.4| __________________________________________________________________________|____________| Prostate | + + + + + + | 47 | Atrophy | 3 | 13 3.2| Hyperplasia, Focal | 2 | 1 2.0| Inflammation, Acute | 3 | 6 2.7| Inflammation, Chronic | | 7 1.7| Metaplasia, Squamous | | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + | 48 | Atrophy | 4 4 | 30 3.6| __________________________________________________________________________|____________| Testes | + + + + + + | 50 | Interstitial Cell, Hyperplasia | | 1 2.0| Seminiferous Tubule, Atrophy | 3 3 3 3 | 37 3.1| Seminiferous Tubule, Hypospermia | | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 25 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + | 50 | Hyperplasia | 3 3 | 19 2.6| __________________________________________________________________________|____________| Lymph Node | + + + + + + | 50 | Mediastinal, Congestion | | 1 2.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 3.0| Mediastinal, Lymphatic, Angiectasis | | 1 2.0| Pancreatic, Congestion | | 1 2.0| Pancreatic, Lymphatic, Angiectasis | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + | 47 | Infiltration Cellular, Plasma Cell | 3 4 2 2 | 34 3.0| Lymphatic, Angiectasis | 3 | 3 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + M + + | 49 | Congestion | 2 | 3 2.3| Granuloma | 2 | 23 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 64 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 4| 7| 6| 4| 4| | | DAY ON TEST | 6| 3| 3| 6| 0| 6| 1| 8| 6| 6| | | | 4| 6| 6| 5| 3| 4| 4| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Lymphatic, Angiectasis | 4 | 7 2.9| __________________________________________________________________________|____________| Spleen | + + + + + + | 50 | Congestion | | 2 3.0| Fibrosis, Focal | | 2 2.5| Granuloma | | 1 2.0| Hematopoietic Cell Proliferation | | 11 2.0| Pigmentation, Hemosiderin | | 4 2.3| __________________________________________________________________________|____________| Thymus | + + + M + + | 40 | Atrophy | | 1 4.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M + + + + | 36 | Ectasia | 4 | 5 3.2| Galactocele | X X | 3 | __________________________________________________________________________|____________| Skin | + + + + + + | 50 | Acanthosis | | 1 4.0| Hyperkeratosis | | 1 4.0| Hyperplasia, Basal Cell | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + | 49 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + | 49 | Hydrocephalus | 2 | 6 2.0| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + | 50 | Congestion | 3 | 1 3.0| Alveolar Epithelium, Metaplasia | | 1 2.0| Peribronchial, Inflammation, Chronic | 2 3 2 | 25 2.0| Pleura, Fibrosis | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + | 49 | Fungus | | 6 3.0| Hemorrhage | | 2 3.5| Inflammation, Acute | | 4 3.0| Inflammation, Chronic | 2 2 | 20 2.0| Metaplasia, Squamous | 1 2 2 2 4 | 35 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 65 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 4| 7| 6| 4| 4| | | DAY ON TEST | 6| 3| 3| 6| 0| 6| 1| 8| 6| 6| | | | 4| 6| 6| 5| 3| 4| 4| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | CONTROL | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | UM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Trachea | + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 3 | __________________________________________________________________________|____________| Eye | | 3 | Lens, Degeneration | | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 4 | Pigmentation | 3 | 4 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + | 50 | Atrophy, Focal | | 1 3.0| Nephropathy | 2 3 2 2 3 1 | 50 2.3| Renal Tubule, Cyst | | 2 | Renal Tubule, Hyperplasia | | 1 2.0| Renal Tubule, Pigmentation | | 3 2.3| Transitional Epithelium, Hyperplasia,| | | Focal | | 2 2.0| Transitional Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + | 49 | Artery, Inflammation, Chronic | | 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 66 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 7| 7| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 4| 6| 5| 7| 7| 7| 7| 6| DAY ON TEST | 6| 3| 3| 6| 2| 3| 3| 8| 6| 6| 3| 3| 1| 1| 0| 3| 2| 6| 5| 8| 3| 3| 3| 3| 3| | 5| 2| 2| 5| 5| 5| 3| 7| 4| 5| 5| 5| 9| 3| 3| 5| 3| 5| 2| 5| 7| 7| 7| 7| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + M + + + + + + + + + + +| Parasite Metazoan | 4 2 2 | Ulcer | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + M + + + + + + + + + +| Parasite Metazoan | 3 4 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 4 2 3 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| Muscularis, Hypertrophy | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + A + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Basophilic Focus | | Congestion | | Fatty Change | 2 4 2 1| Granuloma | | Hepatodiaphragmatic Nodule | X X X X | Hyperplasia, Focal | | Necrosis, Focal | 1 1 4 | Bile Duct, Hyperplasia | 3 2 3 4 3 3 2 2 3 2 2 2 2 2 2 2| __________________________________________________________________________| Mesentery | + + | Fibrosis | 4 | Inflammation, Acute | 3 | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Edema | 3 | Pigmentation, Focal, Hemosiderin | | Acinus, Atrophy, Focal | 2 2 3 3 4 2 3 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 3 2 3 3 3 2 2 3 3 2 2 3 3 2 3 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Hyperkeratosis | | Perforation | | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Mineralization | 1 | __________________________________________________________________________| Tongue | + | _____________________________________________________________________________________________________________________| Page 67 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 7| 7| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 4| 6| 5| 7| 7| 7| 7| 6| DAY ON TEST | 6| 3| 3| 6| 2| 3| 3| 8| 6| 6| 3| 3| 1| 1| 0| 3| 2| 6| 5| 8| 3| 3| 3| 3| 3| | 5| 2| 2| 5| 5| 5| 3| 7| 4| 5| 5| 5| 9| 3| 3| 5| 3| 5| 2| 5| 7| 7| 7| 7| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 3 3 2 3 3 2 2 3 4 3 2 3 3 3 3 2 2| Atrium, Inflammation, Chronic | | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Cytoplasmic Alteration, Focal | 2 4 2 | Hyperplasia, Focal | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 2 | Necrosis, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2| __________________________________________________________________________| Parathyroid Gland | + + M + + + + + + + + + + + + + + + + M| Hyperplasia | 3 2 | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + + + + + + + + + + +| Pars Distalis, Cyst | X X | Pars Distalis, Hyperplasia, Focal | 2 2 2 2 4 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 2 2 4 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + +| Abscess | | Cyst | X | Inflammation, Acute | 2 | Inflammation, Chronic | 1 1 1 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 2 2 3 3 3 2 | Inflammation, Acute | 2 2 1| Inflammation, Chronic | 2 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 4 3 4 4 3 4 4 3 3 4 2 4 4 3| Inflammation, Acute | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Cyst | | _____________________________________________________________________________________________________________________| Page 68 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 7| 7| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 4| 6| 5| 7| 7| 7| 7| 6| DAY ON TEST | 6| 3| 3| 6| 2| 3| 3| 8| 6| 6| 3| 3| 1| 1| 0| 3| 2| 6| 5| 8| 3| 3| 3| 3| 3| | 5| 2| 2| 5| 5| 5| 3| 7| 4| 5| 5| 5| 9| 3| 3| 5| 3| 5| 2| 5| 7| 7| 7| 7| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Artery, Inflammation | | Interstitial Cell, Hyperplasia | 3 | Seminiferous Tubule, Atrophy | 3 4 4 3 4 4 3 3 3 3 4 3 3 3| Seminiferous Tubule, Hypospermia | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 3 3 2 2 | Myelofibrosis | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Pancreatic, Infiltration Cellular, | | Plasma Cell | | Renal, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + M + + + + + + + + + + + + +| Congestion | 4 | Infiltration Cellular, Plasma Cell | 3 3 3 4 3 3 4 2 4 3 4 4 3 2 2 3| Lymphatic, Angiectasis | 2 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + +| Congestion | | Granuloma | 1 2 2 2 2 2 2 2 2 2 2 2 | Lymphatic, Angiectasis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | Hematopoietic Cell Proliferation | 2 2 2 4 2 2| Pigmentation, Hemosiderin | 2 3 2 2 2| __________________________________________________________________________| Thymus | + + + + M + + M M M + + + + + + + + M +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + + + + + + + + + + + M + M + M M +| Abscess | | Ectasia | 3 4 4 | Galactocele | X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Basal Cell | | Dermis, Fibrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 69 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 7| 7| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 4| 6| 5| 7| 7| 7| 7| 6| DAY ON TEST | 6| 3| 3| 6| 2| 3| 3| 8| 6| 6| 3| 3| 1| 1| 0| 3| 2| 6| 5| 8| 3| 3| 3| 3| 3| | 5| 2| 2| 5| 5| 5| 3| 7| 4| 5| 5| 5| 9| 3| 3| 5| 3| 5| 2| 5| 7| 7| 7| 7| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 2 3| __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | | Fungus | | Granuloma | | Inflammation, Focal, Subacute | 2 | Alveolar Epithelium, Metaplasia | 4 | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 2 3 2 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Cyst | | Fungus | X | Inflammation, Acute | 3 2| Inflammation, Chronic | 2 2 2 2 2 3 2 2 | Metaplasia, Squamous | 2 2 4 2 2 2 4 2 2 2 2| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | | Pigmentation | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 4 | Nephropathy | 2 3 3 3 2 2 3 3 2 3 2 3 4 3 1 3 3 4 2 2| Renal Tubule, Cyst | X | Renal Tubule, Hyperplasia | 2 | Renal Tubule, Necrosis, Focal | 2 | Renal Tubule, Pigmentation | 2 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + A + + + + + +| Concretion | 4 | Inflammation, Chronic | 1 1 | _____________________________________________________________________________________________________________________| Page 70 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 6| 4| 7| 7| 6| 6| 5| 7| 7| 7| 7| 5| 7| 7| 6| 4| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 6| 9| 7| 6| 3| 3| 8| 6| 0| 3| 3| 1| 1| 7| 3| 3| 7| 6| 6| 3| 3| 3| 0| 4| | 7| 5| 2| 1| 4| 7| 7| 7| 9| 6| 8| 8| 8| 5| 9| 5| 5| 0| 4| 4| 2| 2| 2| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.06% LM | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 | Ulcer | 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 3 2 2 4 | __________________________________________________________________________| Intestine Large, Rectum | + + A + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 4 2| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| Muscularis, Hypertrophy | | __________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + A + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | X X | Congestion | 4 | Fatty Change | 3 2 | Granuloma | 2 | Hepatodiaphragmatic Nodule | X | Hyperplasia, Focal | 2 | Necrosis, Focal | 1 | Bile Duct, Hyperplasia | 4 2 2 3 2 2 1 2 2 2 2 1 2 2 4 2 3 2 3 3| __________________________________________________________________________| Mesentery | + + + + | Fibrosis | | Inflammation, Acute | | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + M + + + + + + +| Edema | | Pigmentation, Focal, Hemosiderin | 3 | Acinus, Atrophy, Focal | 4 2 3 3 2 4 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 2 2 2 2 2 2 2 2 2 3 3 3 2 2 3 2 2 3| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Acanthosis | | Hyperkeratosis | 3 | Perforation | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Mineralization | | __________________________________________________________________________| Tongue | | _____________________________________________________________________________________________________________________| Page 71 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 6| 4| 7| 7| 6| 6| 5| 7| 7| 7| 7| 5| 7| 7| 6| 4| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 6| 9| 7| 6| 3| 3| 8| 6| 0| 3| 3| 1| 1| 7| 3| 3| 7| 6| 6| 3| 3| 3| 0| 4| | 7| 5| 2| 1| 4| 7| 7| 7| 9| 6| 8| 8| 8| 5| 9| 5| 5| 0| 4| 4| 2| 2| 2| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.06% LM | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 2 3 2 2 3 2 3 3 2 3 3 3 3 2| Atrium, Inflammation, Chronic | 3 | Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Cytoplasmic Alteration, Focal | 2 2 2 | Hyperplasia, Focal | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + I + + + + +| Hyperplasia, Focal | 2 2 3 1 2| Necrosis, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + M + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + I + + + + + M + + M + +| Hyperplasia | 2 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | X X | Pars Distalis, Hyperplasia, Focal | 2 1 1 2 2 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 4 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 | Cyst | | Inflammation, Acute | | Inflammation, Chronic | 2 2 1 2 1 2 1 2 2 | __________________________________________________________________________| Prostate | + + + + + + + + M + + + + + + + + + + + +| Atrophy | 2 2 3 2 3 3 3 3 | Inflammation, Acute | 2 4 | Inflammation, Chronic | 2 2 2| __________________________________________________________________________| Seminal Vesicle | + + + + + + + + M + + + + + + + + + + + +| Atrophy | 4 4 3 4 3 4 3 4 3 4 4 4 4 | Inflammation, Acute | 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + +| Cyst | X | _____________________________________________________________________________________________________________________| Page 72 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 6| 4| 7| 7| 6| 6| 5| 7| 7| 7| 7| 5| 7| 7| 6| 4| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 6| 9| 7| 6| 3| 3| 8| 6| 0| 3| 3| 1| 1| 7| 3| 3| 7| 6| 6| 3| 3| 3| 0| 4| | 7| 5| 2| 1| 4| 7| 7| 7| 9| 6| 8| 8| 8| 5| 9| 5| 5| 0| 4| 4| 2| 2| 2| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.06% LM | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Artery, Inflammation | 4 | Interstitial Cell, Hyperplasia | 3| Seminiferous Tubule, Atrophy | 4 3 3 4 4 4 4 3 4 4 4 4 4 2 4 3 | Seminiferous Tubule, Hypospermia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 2 4 3 2 3 2 3 3 3 3| Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 3 | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Pancreatic, Infiltration Cellular, | | Plasma Cell | | Renal, Congestion | 3| __________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + + + + + + + + + + + + M + +| Congestion | | Infiltration Cellular, Plasma Cell | 3 4 2 2 2 2 2 3 4 3 3 2 2 3 3| Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Granuloma | 2 3 2 2 2 3 2 3 2 2 2 2 | Lymphatic, Angiectasis | 3 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 2 2 1 | Hematopoietic Cell Proliferation | 1 3 4 2 | Pigmentation, Hemosiderin | 2 2 | __________________________________________________________________________| Thymus | M + M M + + + + + M + M + + + + + M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + M M M + M + + + + + + + + + + M + +| Abscess | 3 | Ectasia | 4 4 | Galactocele | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Basal Cell | | Dermis, Fibrosis | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 73 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 4| 6| 6| 4| 7| 7| 6| 6| 5| 7| 7| 7| 7| 5| 7| 7| 6| 4| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 6| 9| 7| 6| 3| 3| 8| 6| 0| 3| 3| 1| 1| 7| 3| 3| 7| 6| 6| 3| 3| 3| 0| 4| | 7| 5| 2| 1| 4| 7| 7| 7| 9| 6| 8| 8| 8| 5| 9| 5| 5| 0| 4| 4| 2| 2| 2| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.06% LM | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Fungus | X | Granuloma | 2 | Inflammation, Focal, Subacute | | Alveolar Epithelium, Metaplasia | 3 2 | Peribronchial, Inflammation, Chronic | 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Fungus | X X X | Inflammation, Acute | 2 2 4 | Inflammation, Chronic | 3 2 2 2 3 2 3 1 | Metaplasia, Squamous | 3 2 2 3 2 2 3 3 3 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + + + | __________________________________________________________________________| Harderian Gland | + + + | Pigmentation | 3 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | | Nephropathy | 3 2 2 2 2 1 3 1 3 3 4 4 3 2 3 2 1 3 4 2 1| Renal Tubule, Cyst | X | Renal Tubule, Hyperplasia | 2 2 2 | Renal Tubule, Necrosis, Focal | | Renal Tubule, Pigmentation | 3 2 2| __________________________________________________________________________| Urinary Bladder | + + A + + + + + + + + + + + + + + + + + +| Concretion | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 74 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| | | DAY ON TEST | 3| 6| 2| 3| 2| 3| 3| 3| 3| 3| | | | 8| 4| 3| 8| 4| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 49 | Parasite Metazoan | 2 | 5 2.4| Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 49 | Parasite Metazoan | 2 | 8 2.8| __________________________________________________________________________|____________| Intestine Large, Rectum | + M + M + + + + + | 47 | Parasite Metazoan | 4 3 | 10 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 50 | Muscularis, Hypertrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Angiectasis | | 2 2.0| Basophilic Focus | | 2 | Congestion | | 1 4.0| Fatty Change | 3 | 7 2.4| Granuloma | | 1 2.0| Hepatodiaphragmatic Nodule | | 5 | Hyperplasia, Focal | | 1 2.0| Necrosis, Focal | 1 | 5 1.6| Bile Duct, Hyperplasia | 3 2 3 2 2 2 2 2 | 44 2.3| __________________________________________________________________________|____________| Mesentery | + + + | 9 | Fibrosis | | 1 4.0| Inflammation, Acute | | 1 3.0| Fat, Necrosis | 3 4 | 3 3.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 49 | Edema | | 1 3.0| Pigmentation, Focal, Hemosiderin | | 1 3.0| Acinus, Atrophy, Focal | 2 2 | 17 2.7| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Karyomegaly | 2 1 2 2 2 2 2 2 2 | 44 2.3| __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 50 | Acanthosis | | 1 3.0| Hyperkeratosis | | 1 3.0| Perforation | X | 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 75 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| | | DAY ON TEST | 3| 6| 2| 3| 2| 3| 3| 3| 3| 3| | | | 8| 4| 3| 8| 4| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Ulcer | 4 | 2 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | | 1 3.0| Mineralization | | 1 1.0| __________________________________________________________________________|____________| Tongue | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Cardiomyopathy | 2 3 3 2 3 2 | 40 2.6| Atrium, Inflammation, Chronic | | 1 3.0| Atrium, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 50 | Cytoplasmic Alteration, Focal | | 6 2.3| Hyperplasia, Focal | 3 | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 49 | Hyperplasia, Focal | 1 2 | 9 1.9| Necrosis, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + | 49 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + | 45 | Hyperplasia | | 4 2.3| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + | 49 | Pars Distalis, Cyst | | 4 | Pars Distalis, Hyperplasia, Focal | 2 1 1 | 15 1.9| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | C-Cell, Hyperplasia | 4 1 1 4 | 12 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + | 50 | Abscess | | 1 4.0| Cyst | | 1 | Inflammation, Acute | | 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 76 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| | | DAY ON TEST | 3| 6| 2| 3| 2| 3| 3| 3| 3| 3| | | | 8| 4| 3| 8| 4| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Chronic | 2 1 1 | 15 1.5| __________________________________________________________________________|____________| Prostate | + + + + + + + + + | 49 | Atrophy | 3 | 16 2.6| Inflammation, Acute | 2 | 6 2.2| Inflammation, Chronic | 2 | 6 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + | 49 | Atrophy | 4 4 4 4 4 4 4 | 35 3.7| Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + | 50 | Cyst | | 1 | Artery, Inflammation | | 1 4.0| Interstitial Cell, Hyperplasia | | 2 3.0| Seminiferous Tubule, Atrophy | 4 3 4 4 4 4 | 36 3.6| Seminiferous Tubule, Hypospermia | X X | 3 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 8 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Hyperplasia | 3 3 | 20 2.8| Myelofibrosis | 2 | 3 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + | 50 | Mediastinal, Congestion | | 1 3.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | 3 | 1 3.0| Pancreatic, Infiltration Cellular, | | | Plasma Cell | 3 | 1 3.0| Renal, Congestion | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + M + + + I | 45 | Congestion | | 1 4.0| Infiltration Cellular, Plasma Cell | 3 3 3 2 3 3 3 | 38 2.9| Lymphatic, Angiectasis | 3 4 | 5 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + | 50 | Congestion | | 1 2.0| Granuloma | 2 3 2 3 3 3 | 30 2.2| Lymphatic, Angiectasis | | 2 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Fibrosis, Focal | | 3 1.7| Hematopoietic Cell Proliferation | 1 2 2 | 13 2.2| Pigmentation, Hemosiderin | 2 2 | 9 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 77 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| | | DAY ON TEST | 3| 6| 2| 3| 2| 3| 3| 3| 3| 3| | | | 8| 4| 3| 8| 4| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thymus | + M + + + + M + + | 37 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + M + M + M M M | 34 | Abscess | | 1 3.0| Ectasia | | 5 3.8| Galactocele | | 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + | 50 | Hyperplasia, Basal Cell | 2 | 1 2.0| Dermis, Fibrosis | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Hydrocephalus | 2 2 | 4 2.3| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | | 1 2.0| Fungus | | 1 | Granuloma | 2 | 2 2.0| Inflammation, Focal, Subacute | | 1 2.0| Alveolar Epithelium, Metaplasia | | 3 3.0| Peribronchial, Inflammation, Chronic | 2 2 | 20 2.1| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 50 | Cyst | | 1 | Fungus | | 4 | Inflammation, Acute | | 5 2.6| Inflammation, Chronic | 3 2 2 3 2 2 | 22 2.2| Metaplasia, Squamous | 2 3 2 3 2 3 3 3 2 | 30 2.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 2 | __________________________________________________________________________|____________| Eye | + + | 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 78 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 4| 7| 7| 6| 7| 7| 7| 7| 7| | | DAY ON TEST | 3| 6| 2| 3| 2| 3| 3| 3| 3| 3| | | | 8| 4| 3| 8| 4| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0.06% LM | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + | 5 | Pigmentation | 3 3 | 4 2.8| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Mineralization, Focal | | 1 4.0| Nephropathy | 2 4 3 2 2 2 3 4 2 | 50 2.6| Renal Tubule, Cyst | | 2 | Renal Tubule, Hyperplasia | 1 | 5 1.8| Renal Tubule, Necrosis, Focal | | 1 2.0| Renal Tubule, Pigmentation | | 5 2.2| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + | 48 | Concretion | 4 | 2 4.0| Inflammation, Chronic | | 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 79 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 4| 4| 7| 7| 4| 6| 4| 7| 6| 4| 6| 4| DAY ON TEST | 6| 3| 1| 1| 2| 3| 3| 2| 0| 6| 3| 9| 3| 8| 6| 3| 3| 6| 4| 4| 1| 3| 6| 2| 6| | 5| 1| 5| 0| 1| 1| 1| 5| 3| 1| 1| 2| 1| 4| 5| 1| 1| 5| 2| 1| 4| 8| 5| 0| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + M + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + A + + + | Parasite Metazoan | 3 4 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + | Parasite Metazoan | 2 3 4 | __________________________________________________________________________| Intestine Large, Rectum | + + M + + + + + + + + + + + + + M + + + | Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + | Muscularis, Hypertrophy | 3 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + M + + + + + + + + A + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + | Angiectasis | 4 | Basophilic Focus | | Congestion | | Fatty Change | 3 1 2 | Hepatodiaphragmatic Nodule | X | Hyperplasia, Focal | | Necrosis, Focal | 1 1 1 | Bile Duct, Hyperplasia | 1 2 2 3 2 2 2 3 3 2 2 2 3 2 2 3 3 2 | __________________________________________________________________________| Mesentery | + | Fat, Necrosis | 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + M + + + + + | Congestion | | Edema | | Hemorrhage, Focal | 3 | Acinus, Atrophy, Focal | 3 3 2 3 3 | Artery, Hypertrophy | | __________________________________________________________________________| Pharynx | + | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + | Karyomegaly | 2 3 2 2 2 3 2 3 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + | Acanthosis | 3 | Hyperkeratosis | 3 | Hyperplasia, Basal Cell | 3 2 | Inflammation, Acute | 3 | Perforation | | Ulcer | 4 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + | Mineralization | | Ulcer | 2 | _____________________________________________________________________________________________________________________| Page 80 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 4| 4| 7| 7| 4| 6| 4| 7| 6| 4| 6| 4| DAY ON TEST | 6| 3| 1| 1| 2| 3| 3| 2| 0| 6| 3| 9| 3| 8| 6| 3| 3| 6| 4| 4| 1| 3| 6| 2| 6| | 5| 1| 5| 0| 1| 1| 1| 5| 3| 1| 1| 2| 1| 4| 5| 1| 1| 5| 2| 1| 4| 8| 5| 0| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 3 2 3 3 3 2 2 3 2 3 2 2 3 2 3 3 | Dilatation | 4 | Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + | Congestion | | Cytoplasmic Alteration, Focal | 2 2 2 | Vacuolization Cytoplasmic | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + I + + + + + + | Hyperplasia, Focal | 2 2 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + M + + + M + + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + M + M | Hyperplasia | 2 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + M + + + | Pars Distalis, Angiectasis | | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 4 2 4 3 2 3 | Pars Distalis, Pigmentation, | | Hemosiderin | 3 | Pars Intermedia, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | 2 3 4 1 2 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Penis | + | Concretion | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + M + + + | Abscess | 2 3 1 | Hyperplasia | | Inflammation, Acute | | Inflammation, Chronic | 2 1 2 2 2 2 | Inflammation, Subacute | 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 81 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 4| 4| 7| 7| 4| 6| 4| 7| 6| 4| 6| 4| DAY ON TEST | 6| 3| 1| 1| 2| 3| 3| 2| 0| 6| 3| 9| 3| 8| 6| 3| 3| 6| 4| 4| 1| 3| 6| 2| 6| | 5| 1| 5| 0| 1| 1| 1| 5| 3| 1| 1| 2| 1| 4| 5| 1| 1| 5| 2| 1| 4| 8| 5| 0| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Atrophy | 4 4 3 3 3 2 3 | Inflammation, Acute | 4 | Inflammation, Chronic | 2 2 | Inflammation, Subacute | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + | Atrophy | 4 4 4 3 4 4 4 3 4 2 2 1 | Dilatation | 2 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + | Hemorrhage | | Interstitial Cell, Hyperplasia | 3 | Seminiferous Tubule, Atrophy | 4 4 4 3 2 4 4 4 4 3 3 3 4 | Seminiferous Tubule, Hypospermia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 4 3 3 3 3 3 3 | Myelofibrosis | 1 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + | Mediastinal, Congestion | 3 | Pancreatic, Congestion | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + M + | Angiectasis | | Congestion | 3 3 | Infiltration Cellular, Plasma Cell | 2 2 3 4 4 4 4 3 2 4 1 2 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + | Congestion | 3 3 2 3 | Granuloma | 2 3 2 2 2 3 3 | Lymphatic, Angiectasis | 3 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + | Congestion | 4 | Hematopoietic Cell Proliferation | 2 2 3 2 | Pigmentation, Hemosiderin | 2 3 2 3 2 | Thrombosis | X | Capsule, Fibrosis, Focal | 3 | __________________________________________________________________________| Thymus | + M + + + + + + + + + + + + + + M + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + M + M + M M + + M | Ectasia | 4 4 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + M + + + + | Subcutaneous Tissue, Lymphatic, | | Dilatation | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 82 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 6| 7| 4| 4| 7| 7| 4| 6| 4| 7| 6| 4| 6| 4| DAY ON TEST | 6| 3| 1| 1| 2| 3| 3| 2| 0| 6| 3| 9| 3| 8| 6| 3| 3| 6| 4| 4| 1| 3| 6| 2| 6| | 5| 1| 5| 0| 1| 1| 1| 5| 3| 1| 1| 2| 1| 4| 5| 1| 1| 5| 2| 1| 4| 8| 5| 0| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + | Hydrocephalus | 4 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + | Congestion | 4 2 | Hemorrhage, Focal | 4 | Alveolar Epithelium, Metaplasia | 3 | Peribronchial, Inflammation, Chronic | 2 2 2 2 3 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + | Fibrosis | 2 | Fungus | X | Inflammation, Acute | 3 2 | Inflammation, Chronic | 2 2 3 3 3 3 | Metaplasia, Squamous | 2 2 2 2 2 2 2 3 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | Anterior Chamber, Fibrosis | | __________________________________________________________________________| Harderian Gland | + + + | Inflammation, Chronic | 2 1 | Pigmentation | 4 3 2 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Cyst | | Fibrosis, Focal | 2 | Nephropathy | 2 4 3 2 4 3 4 2 3 3 2 3 1 3 2 1 1 1 3 2 | Cortex, Necrosis, Focal | 2 | Pelvis, Transitional Epithelium, | | Hyperplasia | 2 | Renal Tubule, Cyst | | Renal Tubule, Hyperplasia | | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + A + M + | Concretion | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 83 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 4| 7| 4| 6| 6| 6| 4| 6| 5| DAY ON TEST | 3| 0| 5| 6| 7| 6| 3| 3| 3| 2| 3| 3| 3| 1| 2| 3| 6| 3| 6| 4| 9| 7| 6| 2| 8| | 1| 3| 5| 5| 8| 4| 2| 2| 2| 4| 3| 3| 3| 9| 7| 2| 5| 2| 5| 8| 8| 0| 5| 7| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 0.3% MM | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 3 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 3 4 2 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| Muscularis, Hypertrophy | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + M + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X| Congestion | | Fatty Change | 1 1 3 2| Hepatodiaphragmatic Nodule | X X| Hyperplasia, Focal | | Necrosis, Focal | 1 1 | Bile Duct, Hyperplasia | 3 3 2 2 2 2 2 2 2 3 2 1 3 2 3 2| __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + M + + + + + + + + + + + + + + + + +| Congestion | | Edema | | Hemorrhage, Focal | | Acinus, Atrophy, Focal | 2 2 2 2 3 2 2| Artery, Hypertrophy | | __________________________________________________________________________| Pharynx | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 3 3 3 3 2 2 2 2 2 3 3 3 2 3 1 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + M + + M + +| Acanthosis | | Hyperkeratosis | | Hyperplasia, Basal Cell | 3 2 | Inflammation, Acute | | Perforation | X | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 | Ulcer | | _____________________________________________________________________________________________________________________| Page 84 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 4| 7| 4| 6| 6| 6| 4| 6| 5| DAY ON TEST | 3| 0| 5| 6| 7| 6| 3| 3| 3| 2| 3| 3| 3| 1| 2| 3| 6| 3| 6| 4| 9| 7| 6| 2| 8| | 1| 3| 5| 5| 8| 4| 2| 2| 2| 4| 3| 3| 3| 9| 7| 2| 5| 2| 5| 8| 8| 0| 5| 7| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 0.3% MM | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 2 2 2 2 2 2 2 1 2 2 3 3 3 2 1| Dilatation | | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Cytoplasmic Alteration, Focal | 2 2 3 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 3 2 3 | __________________________________________________________________________| Islets, Pancreatic | + M + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + M + + +| Hyperplasia | 2 2 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 3 3 4 1 3 2 | Pars Distalis, Pigmentation, | | Hemosiderin | | Pars Intermedia, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 2 2 4 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | | Concretion | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + +| Abscess | | Hyperplasia | 2 | Inflammation, Acute | | Inflammation, Chronic | 1 2 2 2 1 2 2 | Inflammation, Subacute | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 85 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 4| 7| 4| 6| 6| 6| 4| 6| 5| DAY ON TEST | 3| 0| 5| 6| 7| 6| 3| 3| 3| 2| 3| 3| 3| 1| 2| 3| 6| 3| 6| 4| 9| 7| 6| 2| 8| | 1| 3| 5| 5| 8| 4| 2| 2| 2| 4| 3| 3| 3| 9| 7| 2| 5| 2| 5| 8| 8| 0| 5| 7| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 0.3% MM | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Atrophy | 3 2 3 3 4 3 3 2 | Inflammation, Acute | 2 2 4 2| Inflammation, Chronic | 2 2 | Inflammation, Subacute | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 4 4 4 4 4 4 4 3 4 3 4 4 | Dilatation | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 4 | Interstitial Cell, Hyperplasia | 2 4| Seminiferous Tubule, Atrophy | 4 4 4 3 4 4 2 2 4 3 4 4 3 | Seminiferous Tubule, Hypospermia | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 3 2 2 1 3 3 2 3 2 | Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Pancreatic, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + +| Angiectasis | 4 | Congestion | 3| Infiltration Cellular, Plasma Cell | 2 2 4 4 4 2 2 4 4 4 2 3 2 4 2 2 2| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + +| Congestion | | Granuloma | 2 3 2 2 2 2 2 2 2 2 2 2 | Lymphatic, Angiectasis | 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 2 1 2 3 3 2 | Pigmentation, Hemosiderin | 2 4 | Thrombosis | | Capsule, Fibrosis, Focal | | __________________________________________________________________________| Thymus | + M M + + + + + + + + M + M + M + M + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + M M + + + M M + M + + + M + + +| Ectasia | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + M + + + + + + +| Subcutaneous Tissue, Lymphatic, | | Dilatation | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 86 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 4| 7| 4| 6| 6| 6| 4| 6| 5| DAY ON TEST | 3| 0| 5| 6| 7| 6| 3| 3| 3| 2| 3| 3| 3| 1| 2| 3| 6| 3| 6| 4| 9| 7| 6| 2| 8| | 1| 3| 5| 5| 8| 4| 2| 2| 2| 4| 3| 3| 3| 9| 7| 2| 5| 2| 5| 8| 8| 0| 5| 7| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 0.3% MM | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 2 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Hemorrhage, Focal | | Alveolar Epithelium, Metaplasia | 2 | Peribronchial, Inflammation, Chronic | 2 1 2 2 2 2 3| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Fungus | X X | Inflammation, Acute | 3 2 3 | Inflammation, Chronic | 2 2 2 2 1 2 1 | Metaplasia, Squamous | 2 4 2 2 3 2 2 2 2 2 2| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + + +| Anterior Chamber, Fibrosis | | __________________________________________________________________________| Harderian Gland | + + + + +| Inflammation, Chronic | | Pigmentation | 2 4 2 2 2| __________________________________________________________________________| Zymbal's Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Cyst | X | Fibrosis, Focal | | Nephropathy | 3 3 2 1 4 3 3 2 4 3 3 3 1 4 4 4 1 3 3 2| Cortex, Necrosis, Focal | | Pelvis, Transitional Epithelium, | | Hyperplasia | | Renal Tubule, Cyst | | Renal Tubule, Hyperplasia | 1 | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + +| Concretion | 2 | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 87 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 6| | | | 2| 2| 2| 2| 1| 2| 2| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + M + | 48 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 49 | Parasite Metazoan | 3 | 7 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 50 | Parasite Metazoan | 4 | 5 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + M + + | 47 | Parasite Metazoan | 2 4 | 7 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 50 | Muscularis, Hypertrophy | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 50 | Angiectasis | | 1 4.0| Basophilic Focus | | 1 | Congestion | 2 1 | 2 1.5| Fatty Change | 2 2 | 9 1.9| Hepatodiaphragmatic Nodule | X X | 5 | Hyperplasia, Focal | 3 | 1 3.0| Necrosis, Focal | 3 | 6 1.3| Bile Duct, Hyperplasia | 2 2 3 2 2 3 3 3 2 | 43 2.3| __________________________________________________________________________|____________| Mesentery | | 3 | Fat, Necrosis | | 2 2.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 47 | Congestion | 2 | 1 2.0| Edema | 3 | 1 3.0| Hemorrhage, Focal | | 1 3.0| Acinus, Atrophy, Focal | 2 1 3 3 | 16 2.4| Artery, Hypertrophy | 4 | 1 4.0| __________________________________________________________________________|____________| Pharynx | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 50 | Karyomegaly | 2 2 2 2 3 3 3 3 2 | 46 2.3| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + M M + + + + + + | 46 | Acanthosis | | 1 3.0| Hyperkeratosis | | 1 3.0| Hyperplasia, Basal Cell | | 4 2.5| Inflammation, Acute | | 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 88 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 6| | | | 2| 2| 2| 2| 1| 2| 2| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Perforation | | 1 | Ulcer | | 3 3.7| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 50 | Mineralization | | 1 2.0| Ulcer | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 50 | Cardiomyopathy | 3 2 2 2 2 3 3 2 | 42 2.3| Dilatation | | 1 4.0| Atrium, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 50 | Congestion | | 1 2.0| Cytoplasmic Alteration, Focal | 3 2 2 | 9 2.2| Vacuolization Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 49 | Hyperplasia, Focal | | 8 2.3| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 46 | __________________________________________________________________________|____________| Parathyroid Gland | + + M + + + + + + + | 46 | Hyperplasia | 2 | 6 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 49 | Pars Distalis, Angiectasis | 2 | 2 2.0| Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia, Focal | 2 2 4 | 15 2.8| Pars Distalis, Pigmentation, | | | Hemosiderin | | 1 3.0| Pars Intermedia, Pigmentation, | | | Hemosiderin | 2 | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 50 | C-Cell, Hyperplasia | 4 2 1 | 17 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 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 89 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 6| | | | 2| 2| 2| 2| 1| 2| 2| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Penis | | 1 | Concretion | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + | 49 | Abscess | 4 4 | 5 2.8| Hyperplasia | 1 | 2 1.5| Inflammation, Acute | 2 | 1 2.0| Inflammation, Chronic | | 13 1.8| Inflammation, Subacute | | 1 2.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 50 | Atrophy | 3 3 | 17 3.0| Inflammation, Acute | | 5 2.8| Inflammation, Chronic | 2 | 5 2.0| Inflammation, Subacute | 3 | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 50 | Atrophy | 3 4 4 4 4 4 4 | 32 3.6| Dilatation | | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 50 | Hemorrhage | | 1 4.0| Interstitial Cell, Hyperplasia | 3 3 | 5 3.0| Seminiferous Tubule, Atrophy | 4 4 3 3 4 4 3 | 33 3.5| Seminiferous Tubule, Hypospermia | 3 | 2 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 10 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 50 | Hyperplasia | 3 2 2 | 20 2.6| Myelofibrosis | | 2 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 50 | Mediastinal, Congestion | | 1 3.0| Pancreatic, Congestion | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 49 | Angiectasis | | 1 4.0| Congestion | 2 | 4 2.8| Infiltration Cellular, Plasma Cell | 4 3 2 4 4 4 2 2 | 38 2.9| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 50 | Congestion | | 4 2.8| Granuloma | 2 2 1 1 1 1 | 25 2.0| Lymphatic, Angiectasis | 4 | 5 3.4| __________________________________________________________________________________________________________________________________ * : 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 90 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 6| | | | 2| 2| 2| 2| 1| 2| 2| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 50 | Congestion | | 1 4.0| Hematopoietic Cell Proliferation | 2 2 2 2 2 | 15 2.1| Pigmentation, Hemosiderin | 2 | 8 2.5| Thrombosis | | 1 | Capsule, Fibrosis, Focal | | 1 3.0| __________________________________________________________________________|____________| Thymus | + + M + + M + + + + | 40 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M + M + M + + + M | 35 | Ectasia | | 3 3.3| __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 48 | Subcutaneous Tissue, Lymphatic, | | | Dilatation | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 50 | Hydrocephalus | | 4 2.8| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 50 | Congestion | | 3 2.7| Hemorrhage, Focal | | 1 4.0| Alveolar Epithelium, Metaplasia | 2 2 | 4 2.3| Peribronchial, Inflammation, Chronic | 2 2 | 15 2.1| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 50 | Fibrosis | | 1 2.0| Fungus | | 3 | Inflammation, Acute | 2 | 6 2.5| Inflammation, Chronic | 2 1 2 3 | 17 2.1| Metaplasia, Squamous | 2 2 2 2 3 2 2 3 2 | 30 2.2| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + | 11 | Anterior Chamber, Fibrosis | 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 91 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 6| | | | 2| 2| 2| 2| 1| 2| 2| 2| 5| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 0.3% MM | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Harderian Gland | I + | 9 | Inflammation, Chronic | | 2 1.5| Pigmentation | 3 | 9 2.7| __________________________________________________________________________|____________| Zymbal's Gland | + | 4 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 50 | Cyst | | 1 | Fibrosis, Focal | | 1 2.0| Nephropathy | 3 2 2 3 3 3 3 3 3 2 | 50 2.6| Cortex, Necrosis, Focal | | 1 2.0| Pelvis, Transitional Epithelium, | | | Hyperplasia | | 1 2.0| Renal Tubule, Cyst | X | 1 | Renal Tubule, Hyperplasia | 1 2 | 3 1.3| Renal Tubule, Pigmentation | 2 1 | 2 1.5| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + M | 47 | Concretion | | 1 2.0| Inflammation, Chronic | | 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 92 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 4| 7| 6| 5| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 4| 7| 4| 6| 5| DAY ON TEST | 6| 2| 2| 0| 6| 6| 2| 5| 9| 8| 2| 2| 2| 1| 9| 2| 2| 1| 0| 9| 6| 2| 6| 4| 7| | 4| 9| 9| 4| 4| 5| 9| 7| 1| 5| 9| 9| 9| 9| 5| 9| 9| 8| 1| 5| 5| 9| 5| 3| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + A + + + + + + + + +| Parasite Metazoan | 2 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 4 2 2 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + A + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + +| Ulcer | 4| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | 1 | Clear Cell Focus | | Congestion | 1 | Eosinophilic Focus | 3 | Fatty Change | 1 | Hepatodiaphragmatic Nodule | X X | Hyperplasia, Focal | | Necrosis, Focal | | Bile Duct, Hyperplasia | 2 2 2 2 3 2 2 1 2 2 2 2 2 3 1 2 3| Centrilobular, Necrosis | 3 | __________________________________________________________________________| Mesentery | + + | Edema | 3 | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + A + + + + + + + + + + + + + + +| Ectopic Tissue | | Acinus, Atrophy, Focal | 1 2 3 2 1 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Bulla | | Hyperkeratosis | 1 | Hyperplasia, Basal Cell | | Inflammation, Chronic | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | Mineralization | 2 | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| Page 93 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 4| 7| 6| 5| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 4| 7| 4| 6| 5| DAY ON TEST | 6| 2| 2| 0| 6| 6| 2| 5| 9| 8| 2| 2| 2| 1| 9| 2| 2| 1| 0| 9| 6| 2| 6| 4| 7| | 4| 9| 9| 4| 4| 5| 9| 7| 1| 5| 9| 9| 9| 9| 5| 9| 9| 8| 1| 5| 5| 9| 5| 3| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 2 1 1 2 2 2 2 2 1 2 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cytoplasmic Alteration, Focal | 2 2| Hemorrhage, Focal | 3 | Vacuolization Cytoplasmic | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + M M + + + +| Hyperplasia, Focal | 2 2 | Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + M + + + + + + + + + + + + + + +| Hyperplasia | 1 | __________________________________________________________________________| Parathyroid Gland | + + + + I + + + + + I + + + + M + + + +| Hyperplasia | 2 4 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 4 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 1 4 | Follicle, Cyst | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + +| Degeneration, Focal | 3 | __________________________________________________________________________| Penis | | Concretion | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + M + + +| Abscess | | Ectasia | | Inflammation, Acute | | Inflammation, Chronic | 1 2 1 1 2 2 2 1| __________________________________________________________________________| Prostate | + + + + + + + M + + + + + + + + + + + +| Abscess | | Atrophy | 4 4 3 | Hyperplasia, Focal | 2 | _____________________________________________________________________________________________________________________| Page 94 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 4| 7| 6| 5| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 4| 7| 4| 6| 5| DAY ON TEST | 6| 2| 2| 0| 6| 6| 2| 5| 9| 8| 2| 2| 2| 1| 9| 2| 2| 1| 0| 9| 6| 2| 6| 4| 7| | 4| 9| 9| 4| 4| 5| 9| 7| 1| 5| 9| 9| 9| 9| 5| 9| 9| 8| 1| 5| 5| 9| 5| 3| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Acute | 2 2 | Inflammation, Chronic | 2 2 2 2 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 4 3 3 4 3 4 4 3 3 3 4 | Dilatation | 4 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Hypospermia | X | Interstitial Cell, Hyperplasia | 1 2 | Seminiferous Tubule, Atrophy | 4 3 3 2 3 3 | Seminiferous Tubule, Hypospermia | 3 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + | __________________________________________________________________________| Bone Marrow | + + + + A + + + + + + + + + + + + + + +| Hyperplasia | 3 2 3 2 2 3 3| Myelofibrosis | 3 3 | __________________________________________________________________________| Lymph Node | + + + + + + M + + + + + + + + + + + + +| Inguinal, Infiltration Cellular, | | Plasma Cell | | Lumbar, Infiltration Cellular, | | Plasma Cell | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Mediastinal, Lymphatic, Angiectasis | | Renal, Infiltration Cellular, Plasma | | Cell | 4 | Renal, Lymphatic, Angiectasis | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + M + + + + + + + + + M M + +| Granuloma | | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 3 4 3 4 3 2 4 3 3 4 4 3| Lymphatic, Angiectasis | 4 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + M + + + + + + + + + + + M +| Congestion | 2 | Granuloma | 2 2 2 2 2 2 2 2 2 2 | Infiltration Cellular, Plasma Cell | | Lymphatic, Angiectasis | 2 4| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis, Focal | 2 | Hematopoietic Cell Proliferation | 2 2 1 2 1 2 2 2 2 3| Necrosis, Focal | | Pigmentation, Hemosiderin | 2 | __________________________________________________________________________| Thymus | + + M + + + M + + + + + + + M + + M + +| _____________________________________________________________________________________________________________________| Page 95 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 4| 7| 6| 5| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 4| 7| 4| 6| 5| DAY ON TEST | 6| 2| 2| 0| 6| 6| 2| 5| 9| 8| 2| 2| 2| 1| 9| 2| 2| 1| 0| 9| 6| 2| 6| 4| 7| | 4| 9| 9| 4| 4| 5| 9| 7| 1| 5| 9| 9| 9| 9| 5| 9| 9| 8| 1| 5| 5| 9| 5| 3| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Congestion | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + M + + + M M M M M + + + + + M + +| Ectasia | 2 3 3 | Hypertrophy | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 2 2 2| __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | 1 2 | Alveolar Epithelium, Metaplasia | 3 | Alveolus, Inflammation, Acute, Focal | | Interstitium, Inflammation, Chronic | 3 | Peribronchial, Inflammation, Chronic | 1 2 1 2 1 2 2 2 2| Pleura, Inflammation, Chronic, Focal | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Fungus | X | Hemorrhage | 4 | Inflammation, Acute | 4 4 | Inflammation, Chronic | 2 2 2 | Metaplasia, Squamous | 2 2 2 3 2 2 2 2 2| Parasite Metazoan | 4 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + +| __________________________________________________________________________| Eye | + +| Anterior Chamber, Inflammation, Acute| 4 | Lens, Degeneration | 2| Retina, Degeneration | 3| Retrobulbar, Hemorrhage | 3 | __________________________________________________________________________| Harderian Gland | + | Pigmentation | 3 | _____________________________________________________________________________________________________________________| Page 96 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 4| 7| 6| 5| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 4| 7| 4| 6| 5| DAY ON TEST | 6| 2| 2| 0| 6| 6| 2| 5| 9| 8| 2| 2| 2| 1| 9| 2| 2| 1| 0| 9| 6| 2| 6| 4| 7| | 4| 9| 9| 4| 4| 5| 9| 7| 1| 5| 9| 9| 9| 9| 5| 9| 9| 8| 1| 5| 5| 9| 5| 3| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis, Focal | 2 | Mineralization, Focal | | Nephropathy | 2 2 4 4 3 2 3 3 3 3 3 4 4 3 4 3 2 3 4 1| Cortex, Necrosis, Focal | 3 | Interstitial Tissue, Hyperplasia | | Renal Tubule, Cyst | X | Renal Tubule, Hyperplasia | 2 2 | Renal Tubule, Pigmentation | | Transitional Epithelium, Hyperplasia,| | Focal | 3 | Transitional Epithelium, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + A + + + + + A + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 97 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 6| 7| 6| 7| 6| 5| 5| 3| 7| 7| 5| 5| 4| 7| 4| 7| 7| 7| DAY ON TEST | 3| 3| 0| 6| 7| 3| 3| 5| 2| 4| 3| 1| 7| 6| 0| 3| 3| 8| 3| 4| 3| 6| 3| 3| 3| | 1| 1| 4| 9| 9| 1| 0| 4| 3| 4| 1| 3| 7| 4| 5| 0| 0| 6| 3| 2| 0| 4| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + A + + + +| Parasite Metazoan | 3 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 4 | __________________________________________________________________________| Intestine Large, Rectum | + + M + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 3 2 4 3| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + A + + + + A + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + A + + + + + + + + +| Ulcer | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Clear Cell Focus | X X | Congestion | | Eosinophilic Focus | | Fatty Change | 3 | Hepatodiaphragmatic Nodule | X X | Hyperplasia, Focal | 2 2 | Necrosis, Focal | 1 | Bile Duct, Hyperplasia | 2 2 3 2 2 2 2 2 1 1 2 2 2 2 2 2 3 2 2 3 1| Centrilobular, Necrosis | | __________________________________________________________________________| Mesentery | | Edema | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + +| Ectopic Tissue | X | Acinus, Atrophy, Focal | 2 3 1 1 2 2 1 2 4 1 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + +| Karyomegaly | 2 2 2 2 2 2 2 2 1 2 1 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | | Bulla | | Hyperkeratosis | | Hyperplasia, Basal Cell | 1 | Inflammation, Chronic | 2 | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Mineralization | 2 | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| Page 98 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 6| 7| 6| 7| 6| 5| 5| 3| 7| 7| 5| 5| 4| 7| 4| 7| 7| 7| DAY ON TEST | 3| 3| 0| 6| 7| 3| 3| 5| 2| 4| 3| 1| 7| 6| 0| 3| 3| 8| 3| 4| 3| 6| 3| 3| 3| | 1| 1| 4| 9| 9| 1| 0| 4| 3| 4| 1| 3| 7| 4| 5| 0| 0| 6| 3| 2| 0| 4| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 3 3 2 2 2 3 2 4 2 3 1 3 2 2 3| Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Cytoplasmic Alteration, Focal | 3 | Hemorrhage, Focal | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + M + + + + + + + + M + + + + + + + +| Hyperplasia, Focal | 2 3 | Hyperplasia | 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + M + + + + + M + + +| Hyperplasia | 2 1 4 2 2 | __________________________________________________________________________| Pituitary Gland | + + M + + + + M + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 2 3 2 1 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 3 2 3 4 2 3| Follicle, Cyst | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Focal | | __________________________________________________________________________| Penis | + | Concretion | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + M + + + + M + + + +| Abscess | 3 2 | Ectasia | 3| Inflammation, Acute | 2 | Inflammation, Chronic | 1 1 1 2 2 2 2| __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 | Atrophy | 3 4 3 3 4 2 4 3| Hyperplasia, Focal | 2 3 | _____________________________________________________________________________________________________________________| Page 99 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 6| 7| 6| 7| 6| 5| 5| 3| 7| 7| 5| 5| 4| 7| 4| 7| 7| 7| DAY ON TEST | 3| 3| 0| 6| 7| 3| 3| 5| 2| 4| 3| 1| 7| 6| 0| 3| 3| 8| 3| 4| 3| 6| 3| 3| 3| | 1| 1| 4| 9| 9| 1| 0| 4| 3| 4| 1| 3| 7| 4| 5| 0| 0| 6| 3| 2| 0| 4| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Acute | 3 3 1 | Inflammation, Chronic | 4 1 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 3 4 3 4 4 2 4 4 4 4 4| Dilatation | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + +| Hypospermia | | Interstitial Cell, Hyperplasia | 2 | Seminiferous Tubule, Atrophy | 4 3 4 3 3 3 3 3 3 3 2 3 3| Seminiferous Tubule, Hypospermia | 3 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + + + + I + + +| __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 3 2 3 3 3 2 3 2 2| Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Infiltration Cellular, | | Plasma Cell | 4 | Lumbar, Infiltration Cellular, | | Plasma Cell | 4 | Mediastinal, Infiltration Cellular, | | Plasma Cell | 2 | Mediastinal, Lymphatic, Angiectasis | 3 | Renal, Infiltration Cellular, Plasma | | Cell | 4 | Renal, Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M + + + + M + + + + + + + +| Granuloma | 2 | Hyperplasia, Lymphoid | 4 | Infiltration Cellular, Plasma Cell | 4 4 2 4 4 3 2 2 4 2 3 | Lymphatic, Angiectasis | 3 4| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 2 | Granuloma | 2 2 2 2 2 2 2 2 2 2| Infiltration Cellular, Plasma Cell | | Lymphatic, Angiectasis | 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis, Focal | 3 4 2 3 2 | Hematopoietic Cell Proliferation | 2 2 2 2 3 2| Necrosis, Focal | | Pigmentation, Hemosiderin | 2 3 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + M + + + + + + M + + + + + + + +| _____________________________________________________________________________________________________________________| Page 100 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 6| 7| 6| 7| 6| 5| 5| 3| 7| 7| 5| 5| 4| 7| 4| 7| 7| 7| DAY ON TEST | 3| 3| 0| 6| 7| 3| 3| 5| 2| 4| 3| 1| 7| 6| 0| 3| 3| 8| 3| 4| 3| 6| 3| 3| 3| | 1| 1| 4| 9| 9| 1| 0| 4| 3| 4| 1| 3| 7| 4| 5| 0| 0| 6| 3| 2| 0| 4| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Congestion | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + + M + + + + + + + + + + M + + + + +| Ectasia | 4 2 | Hypertrophy | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + M + + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 1 | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Alveolar Epithelium, Metaplasia | 2 2 | Alveolus, Inflammation, Acute, Focal | | Interstitium, Inflammation, Chronic | | Peribronchial, Inflammation, Chronic | 2 1 2 2 2 2 1 2| Pleura, Inflammation, Chronic, Focal | 2 | __________________________________________________________________________| Nose | + + M + + + + + + + + + + + + + + + + + + + + +| Fungus | X| Hemorrhage | | Inflammation, Acute | 4| Inflammation, Chronic | 2 2 2 2 1 | Metaplasia, Squamous | 2 2 2 2 2 2 3 2 2 2 3| Parasite Metazoan | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + + + + | Anterior Chamber, Inflammation, Acute| | Lens, Degeneration | | Retina, Degeneration | | Retrobulbar, Hemorrhage | | __________________________________________________________________________| Harderian Gland | + + + + | Pigmentation | 2 2 3 2 | _____________________________________________________________________________________________________________________| Page 101 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 6| 7| 6| 7| 6| 5| 5| 3| 7| 7| 5| 5| 4| 7| 4| 7| 7| 7| DAY ON TEST | 3| 3| 0| 6| 7| 3| 3| 5| 2| 4| 3| 1| 7| 6| 0| 3| 3| 8| 3| 4| 3| 6| 3| 3| 3| | 1| 1| 4| 9| 9| 1| 0| 4| 3| 4| 1| 3| 7| 4| 5| 0| 0| 6| 3| 2| 0| 4| 0| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 0.6% HM | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Fibrosis, Focal | | Mineralization, Focal | 3 | Nephropathy | 3 3 3 3 2 3 3 2 4 4 4 3 2 2 3 4 1 1 1 2 4 2 3| Cortex, Necrosis, Focal | | Interstitial Tissue, Hyperplasia | | Renal Tubule, Cyst | X X | Renal Tubule, Hyperplasia | 3 1 | Renal Tubule, Pigmentation | 2 | Transitional Epithelium, Hyperplasia,| | Focal | | Transitional Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + A + + + + A + + + +| _____________________________________________________________________________________________________________________| Page 102 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 4| 7| 4| 7| 7| 7| 6| 4| 6| | | DAY ON TEST | 6| 6| 3| 6| 3| 3| 3| 1| 6| 0| | | | 5| 4| 0| 4| 0| 0| 0| 9| 4| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + | 48 | Parasite Metazoan | | 4 2.5| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + | 50 | Parasite Metazoan | | 5 2.4| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + | 49 | Parasite Metazoan | | 8 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + | 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + | 49 | Ulcer | | 1 4.0| __________________________________________________________________________|____________| Liver | + + + + + + | 50 | Basophilic Focus | | 2 1.0| Clear Cell Focus | | 2 | Congestion | | 1 1.0| Eosinophilic Focus | | 1 3.0| Fatty Change | 1 | 3 1.7| Hepatodiaphragmatic Nodule | | 4 | Hyperplasia, Focal | 2 2 | 4 2.0| Necrosis, Focal | | 1 1.0| Bile Duct, Hyperplasia | 2 1 2 1 2 | 43 2.0| Centrilobular, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Mesentery | | 2 | Edema | | 1 3.0| Fat, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + M + | 47 | Ectopic Tissue | | 1 | Acinus, Atrophy, Focal | 4 3 2 | 20 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + | 50 | Karyomegaly | 2 2 2 2 2 2 | 48 1.9| __________________________________________________________________________|____________| Stomach | + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + | 50 | Acanthosis | 2 | 2 2.5| Bulla | 4 | 1 4.0| Hyperkeratosis | | 1 1.0| Hyperplasia, Basal Cell | | 1 1.0| Inflammation, Chronic | | 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 103 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 4| 7| 4| 7| 7| 7| 6| 4| 6| | | DAY ON TEST | 6| 6| 3| 6| 3| 3| 3| 1| 6| 0| | | | 5| 4| 0| 4| 0| 0| 0| 9| 4| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Ulcer | | 1 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + | 50 | Inflammation, Chronic | | 1 2.0| Mineralization | | 2 2.0| __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + | 50 | Cardiomyopathy | 3 2 1 3 | 35 2.1| Atrium, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + | 50 | Atrophy | | 1 3.0| Cytoplasmic Alteration, Focal | | 3 2.3| Hemorrhage, Focal | | 1 3.0| Vacuolization Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + | 46 | Hyperplasia, Focal | 2 | 5 2.2| Hyperplasia | 2 | 2 1.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + M + | 48 | Hyperplasia | 1 | 2 1.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + | 45 | Hyperplasia | | 8 2.4| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + | 48 | Pars Distalis, Cyst | X | 2 | Pars Distalis, Hyperplasia, Focal | 2 3 | 10 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + | 50 | C-Cell, Hyperplasia | 4 2 2 | 13 2.5| Follicle, Cyst | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + | 50 | Degeneration, Focal | | 1 3.0| __________________________________________________________________________|____________| Penis | | 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 104 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 4| 7| 4| 7| 7| 7| 6| 4| 6| | | DAY ON TEST | 6| 6| 3| 6| 3| 3| 3| 1| 6| 0| | | | 5| 4| 0| 4| 0| 0| 0| 9| 4| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Concretion | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + | 47 | Abscess | 2 | 3 2.3| Ectasia | | 1 3.0| Inflammation, Acute | | 1 2.0| Inflammation, Chronic | | 15 1.5| __________________________________________________________________________|____________| Prostate | + + + + + + | 49 | Abscess | | 1 4.0| Atrophy | 4 4 | 13 3.5| Hyperplasia, Focal | | 3 2.3| Inflammation, Acute | | 5 2.2| Inflammation, Chronic | | 7 2.1| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + | 50 | Atrophy | 4 4 3 3 4 | 29 3.6| Dilatation | | 2 4.0| __________________________________________________________________________|____________| Testes | + + + + + + | 50 | Hypospermia | | 1 | Interstitial Cell, Hyperplasia | | 3 1.7| Seminiferous Tubule, Atrophy | 3 3 3 3 2 3 | 25 3.0| Seminiferous Tubule, Hypospermia | | 4 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + | 23 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + | 49 | Hyperplasia | 3 3 | 20 2.6| Myelofibrosis | | 3 2.7| __________________________________________________________________________|____________| Lymph Node | + + + + + + | 49 | Inguinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 2.0| Mediastinal, Lymphatic, Angiectasis | | 1 3.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 2 4.0| Renal, Lymphatic, Angiectasis | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + | 45 | Granuloma | | 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 105 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 4| 7| 4| 7| 7| 7| 6| 4| 6| | | DAY ON TEST | 6| 6| 3| 6| 3| 3| 3| 1| 6| 0| | | | 5| 4| 0| 4| 0| 0| 0| 9| 4| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hyperplasia, Lymphoid | | 1 4.0| Infiltration Cellular, Plasma Cell | 2 2 3 2 | 27 3.1| Lymphatic, Angiectasis | 4 | 5 3.8| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + | 48 | Congestion | | 3 2.3| Granuloma | 2 2 | 22 2.0| Infiltration Cellular, Plasma Cell | 3 | 1 3.0| Lymphatic, Angiectasis | | 4 3.3| __________________________________________________________________________|____________| Spleen | + + + + + + | 50 | Congestion | 2 | 1 2.0| Fibrosis, Focal | | 6 2.7| Hematopoietic Cell Proliferation | 2 2 4 2 | 20 2.1| Necrosis, Focal | 4 | 1 4.0| Pigmentation, Hemosiderin | | 5 2.2| __________________________________________________________________________|____________| Thymus | + M M + + + | 42 | Congestion | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + M + M M | 36 | Ectasia | | 5 2.8| Hypertrophy | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + + M | 49 | Hyperkeratosis | 4 | 2 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + | 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + | 49 | Hydrocephalus | | 4 1.8| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + | 50 | Congestion | | 3 1.7| Alveolar Epithelium, Metaplasia | | 3 2.3| Alveolus, Inflammation, Acute, Focal | 4 | 1 4.0| Interstitium, Inflammation, Chronic | | 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 106 NTP Experiment-Test: 05035-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:14 __________________________________________________________________________________________________________________________________ | 4| 4| 7| 4| 7| 7| 7| 6| 4| 6| | | DAY ON TEST | 6| 6| 3| 6| 3| 3| 3| 1| 6| 0| | | | 5| 4| 0| 4| 0| 0| 0| 9| 4| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 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| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 0.6% HM | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Peribronchial, Inflammation, Chronic | 2 | 18 1.7| Pleura, Inflammation, Chronic, Focal | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + | 49 | Fungus | 4 | 3 4.0| Hemorrhage | | 1 4.0| Inflammation, Acute | 4 | 4 4.0| Inflammation, Chronic | 2 3 | 10 2.0| Metaplasia, Squamous | 2 3 | 22 2.2| Parasite Metazoan | 2 | 2 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 3 | __________________________________________________________________________|____________| Eye | + + | 8 | Anterior Chamber, Inflammation, Acute| | 1 4.0| Lens, Degeneration | 2 | 2 2.0| Retina, Degeneration | 3 | 2 3.0| Retrobulbar, Hemorrhage | | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 6 | Pigmentation | 2 | 6 2.3| __________________________________________________________________________|____________| Zymbal's Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + | 50 | Congestion | | 1 3.0| Fibrosis, Focal | | 1 2.0| Mineralization, Focal | | 1 3.0| Nephropathy | 2 3 3 3 2 4 | 49 2.8| Cortex, Necrosis, Focal | | 1 3.0| Interstitial Tissue, Hyperplasia | 2 | 1 2.0| Renal Tubule, Cyst | X | 4 | Renal Tubule, Hyperplasia | 1 | 5 1.8| Renal Tubule, Pigmentation | | 1 2.0| Transitional Epithelium, Hyperplasia,| | | Focal | | 1 3.0| Transitional Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + | 46 | __________________________________________________________________________________________________________________________________ * : 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 107 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: 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