TDMS Study 05035-02 Pathology Tables
NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 6| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| 7| 7| 6| 4| 4| DAY ON TEST | 3| 0| 3| 3| 9| 3| 6| 4| 4| 5| 3| 3| 3| 3| 3| 3| 3| 1| 0| 5| 3| 3| 1| 5| 5| | 2| 2| 4| 6| 1| 3| 0| 2| 2| 7| 2| 2| 2| 2| 3| 2| 2| 9| 6| 7| 3| 3| 1| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 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 | + + + + + + M + + + + + + + + + + + M + + | __________________________________________________________________________| Gallbladder | M + + + + + + + + + + + + + + + + + + + M | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + M + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + M + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + M + + + + + + + + + M + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + | Angiectasis, Focal | | Clear Cell Focus | | Congestion | 3 | Cytoplasmic Alteration, Focal | 3 | Fatty Change | 3 2 2 2 2 | Hematopoietic Cell Proliferation | 3 3 | Inflammation, Acute | | Necrosis, Focal | 4 3 1 2 1 | Perivascular, Inflammation, Chronic | 2 1 1 2 | __________________________________________________________________________| Mesentery | + + + | Inflammation, Acute | 3 | Fat, Necrosis | 3 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 1 2 2 2 2 2 2 1 2 | Acinus, Atrophy | | Acinus, Hyperplasia | 2 | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + M + + + + M + + + + + + + + + + + M + + | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 3 2 2 3 2 3 2 2 3 2 1 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + | Acanthosis | 3 2 | Hyperkeratosis | 3 3 2 | Inflammation, Acute | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + M + + + + | Inflammation, Chronic | 1 1 2 1 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | | Inflammation, Chronic, Focal | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 6| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| 7| 7| 6| 4| 4| DAY ON TEST | 3| 0| 3| 3| 9| 3| 6| 4| 4| 5| 3| 3| 3| 3| 3| 3| 3| 1| 0| 5| 3| 3| 1| 5| 5| | 2| 2| 4| 6| 1| 3| 0| 2| 2| 7| 2| 2| 2| 2| 3| 2| 2| 9| 6| 7| 3| 3| 1| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 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 | | | | Coronary Artery, Inflammation, Acute | | Pericardium, Inflammation, Acute | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + | Capsule, Hyperplasia | 4 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + | Accessory Adrenal Cortical Nodule | | Cytoplasmic Alteration, Focal | | Hematopoietic Cell Proliferation | 3 | Vacuolization Cytoplasmic | 4 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 | __________________________________________________________________________| Islets, Pancreatic | + M + + + + + + + + + + + + + + + + + + + | Hyperplasia | 1 2 3 1 | __________________________________________________________________________| Parathyroid Gland | + M M + M M M + M + M M + + + + M + I + + | __________________________________________________________________________| Pituitary Gland | + + I + + + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis | 3 | Pars Distalis, Hyperplasia, Focal | 2 3 4 | Pars Distalis, Hyperplasia | 3 | __________________________________________________________________________| Thyroid Gland | + M + + + + M + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 1 1 1 | Follicular Cell, Hyperplasia, Focal | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + M + + + + + | Abscess | 4 | Cyst | X X X X X X | Hemorrhage | | Hyperplasia, Lymphoid | | Corpus Luteum, Hypertrophy | 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + | Abscess | 2 4 | Dilatation | 4 3 | Inflammation, Acute | 2 | Endometrium, Angiectasis | | Endometrium, Hyperplasia, Cystic | 2 2 2 2 3 2 3 2 4 4 3 3 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 6| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| 7| 7| 6| 4| 4| DAY ON TEST | 3| 0| 3| 3| 9| 3| 6| 4| 4| 5| 3| 3| 3| 3| 3| 3| 3| 1| 0| 5| 3| 3| 1| 5| 5| | 2| 2| 4| 6| 1| 3| 0| 2| 2| 7| 2| 2| 2| 2| 3| 2| 2| 9| 6| 7| 3| 3| 1| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 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 | | | | Hyperplasia, Neutrophil | 2 2 2 | Myelofibrosis | 2 1 3 2 2 2 2 2 2 3 2 1 1 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + | Lumbar, Congestion | 1 | Lumbar, Infiltration Cellular, | | Plasma Cell | 3 | Lumbar, Inflammation, Acute | | Mediastinal, Abscess | | Mediastinal, Hyperplasia, Lymphoid | 4 | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Renal, Angiectasis | 2 | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | + M + + M + + M + M + M + + + + + + + M + | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 1 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + M + + + + | Congestion | 2 2 | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | | Infiltration Cellular, Histiocyte | | Inflammation, Acute | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 4 4 3 2 2 2 3 2 2 2 4 | Hyperplasia, Lymphoid | 4 3 2 2 2 4 | __________________________________________________________________________| Thymus | M M + + M M M + + M M + M + M + + + M + M | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + + + M M + + M M + + M M M + M M M + | __________________________________________________________________________| Skin | M + + + + + + + + + + + + + + + + + M + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + | Hydrocephalus | | Mineralization, Focal | 2 1 2 2 1 2 2 2 2 1 1 | Artery, Inflammation, Chronic | | Choroid Plexus, Inflammation, | | Chronic, Focal | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 6| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 5| 4| 7| 7| 6| 4| 4| DAY ON TEST | 3| 0| 3| 3| 9| 3| 6| 4| 4| 5| 3| 3| 3| 3| 3| 3| 3| 1| 0| 5| 3| 3| 1| 5| 5| | 2| 2| 4| 6| 1| 3| 0| 2| 2| 7| 2| 2| 2| 2| 3| 2| 2| 9| 6| 7| 3| 3| 1| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + | Congestion | | Hemorrhage, Focal | 2 | Infiltration Cellular, Histiocyte | | Perivascular, Inflammation, Chronic | 3 2 2 2 2 2 2 2 3 2 2 2 1 | Pleura, Inflammation, Acute | 4 | Pleura, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + M + M | Inflammation, Chronic | 2 | Metaplasia, Squamous | 3 2 2 2 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 1 2 | __________________________________________________________________________| Trachea | + + + + + + M + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | | Retina, Degeneration | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 2 1 | Glomerulosclerosis | 3 4 3 | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 2 2 3 2 2 2 3 2 1 | Artery, Inflammation, Chronic | | Cortex, Necrosis, Focal | 2 | Renal Tubule, Regeneration | 3 2 1 1 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 3 2 1 2 2 2 2 2 2 2 1 2 2 3 2 | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 5| 5| 4| 3| 7| 7| 7| 7| 5| 7| 6| 6| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| DAY ON TEST | 3| 5| 3| 5| 9| 3| 3| 3| 3| 6| 3| 8| 5| 5| 5| 3| 3| 3| 5| 5| 3| 3| 2| 0| 4| | 3| 5| 4| 8| 7| 3| 3| 3| 3| 4| 3| 4| 3| 8| 7| 3| 3| 5| 8| 8| 3| 3| 6| 1| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 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 | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + M + + + + M + + + + + + + + + + M +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Angiectasis, Focal | 3 2 | Clear Cell Focus | | Congestion | | Cytoplasmic Alteration, Focal | | Fatty Change | 1 2 1 3 | Hematopoietic Cell Proliferation | 4 1 4 2 | Inflammation, Acute | 2 | Necrosis, Focal | 1 2 1 3 1 3 | Perivascular, Inflammation, Chronic | 2 2 2 2| __________________________________________________________________________| Mesentery | + | Inflammation, Acute | | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 3 1 3 3 2 1 3| Acinus, Atrophy | 2 4 3 | Acinus, Hyperplasia | | Duct, Ectasia | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 1 | Inflammation, Chronic, Focal | 2 2 3 3 1 2 3 2 1 2 2 1 3 3| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Acanthosis | 4 | Hyperkeratosis | 3 | Inflammation, Acute | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 3 | Inflammation, Chronic, Focal | 1 1 1 | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 5| 5| 4| 3| 7| 7| 7| 7| 5| 7| 6| 6| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| DAY ON TEST | 3| 5| 3| 5| 9| 3| 3| 3| 3| 6| 3| 8| 5| 5| 5| 3| 3| 3| 5| 5| 3| 3| 2| 0| 4| | 3| 5| 4| 8| 7| 3| 3| 3| 3| 4| 3| 4| 3| 8| 7| 3| 3| 5| 8| 8| 3| 3| 6| 1| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 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 | | | | Coronary Artery, Inflammation, Acute | 4 | Pericardium, Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | 4 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X | Cytoplasmic Alteration, Focal | 1 | Hematopoietic Cell Proliferation | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Congestion | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Parathyroid Gland | + + M M M + + + M + M M + M + + + M + +| __________________________________________________________________________| Pituitary Gland | M + + + + + + + + + + + + + + + + + + I| Pars Distalis, Angiectasis | | Pars Distalis, Hyperplasia, Focal | 3 2 1 1 4 3 | Pars Distalis, Hyperplasia | 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | | Follicular Cell, Hyperplasia, Focal | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + I + + + +| Abscess | 4 4 4 3 | Cyst | X X X X X X | Hemorrhage | 3 | Hyperplasia, Lymphoid | 4 | Corpus Luteum, Hypertrophy | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + +| Abscess | 3 | Dilatation | 4 | Inflammation, Acute | | Endometrium, Angiectasis | 3 4 | Endometrium, Hyperplasia, Cystic | 2 1 3 3 1 2 2 2 3 2 4 4 3 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 5| 5| 4| 3| 7| 7| 7| 7| 5| 7| 6| 6| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| DAY ON TEST | 3| 5| 3| 5| 9| 3| 3| 3| 3| 6| 3| 8| 5| 5| 5| 3| 3| 3| 5| 5| 3| 3| 2| 0| 4| | 3| 5| 4| 8| 7| 3| 3| 3| 3| 4| 3| 4| 3| 8| 7| 3| 3| 5| 8| 8| 3| 3| 6| 1| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 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 | | | | Hyperplasia, Neutrophil | 4 4 3 4 2 | Myelofibrosis | 2 3 2 2 1 2 1 1 1 3 3 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Lumbar, Congestion | | Lumbar, Infiltration Cellular, | | Plasma Cell | 4 2 3 | Lumbar, Inflammation, Acute | 2 | Mediastinal, Abscess | 3 | Mediastinal, Hyperplasia, Lymphoid | | Mediastinal, Infiltration Cellular, | | Plasma Cell | 4 | Renal, Angiectasis | | Renal, Infiltration Cellular, Plasma | | Cell | 4 4 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + M + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 3 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + M + + + M| Congestion | 3 1 | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Plasma Cell | 2 | Infiltration Cellular, Histiocyte | 3 | Inflammation, Acute | 3 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 4 4 2 2 2 4 3 4 2 2 2 4 4 4| Hyperplasia, Lymphoid | 1 2 | __________________________________________________________________________| Thymus | M + + M + M M + M + M M + + + + M M M M| Hyperplasia, Lymphoid | 1 | Infiltration Cellular, Plasma Cell | 4 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + M + M + M + M M + M + M + + M + +| __________________________________________________________________________| Skin | M + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | 3 | Mineralization, Focal | 2 2 1 1 2 2 | Artery, Inflammation, Chronic | | Choroid Plexus, Inflammation, | | Chronic, Focal | 1 | _____________________________________________________________________________________________________________________| Page 8 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 5| 5| 4| 3| 7| 7| 7| 7| 5| 7| 6| 6| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| DAY ON TEST | 3| 5| 3| 5| 9| 3| 3| 3| 3| 6| 3| 8| 5| 5| 5| 3| 3| 3| 5| 5| 3| 3| 2| 0| 4| | 3| 5| 4| 8| 7| 3| 3| 3| 3| 4| 3| 4| 3| 8| 7| 3| 3| 5| 8| 8| 3| 3| 6| 1| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Hemorrhage, Focal | | Infiltration Cellular, Histiocyte | 2 | Perivascular, Inflammation, Chronic | 2 2 2 1 2 2 2 3 2 2 3 2 3 4| Pleura, Inflammation, Acute | 3 | Pleura, Inflammation, Chronic | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 | Metaplasia, Squamous | 2 3 2 2 2 2 2 2| Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 1 2 2 2 2| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + | Retina, Degeneration | 4 | __________________________________________________________________________| Harderian Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Congestion | | Glomerulosclerosis | 4 3 3 3 4 3 3 | Hyperplasia, Lymphoid | 1 | Inflammation, Chronic, Focal | 3 2 2 1 2 2 2 1 4 3 2| Artery, Inflammation, Chronic | | Cortex, Necrosis, Focal | | Renal Tubule, Regeneration | 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 3 3 2 2 2 2 2 2 2 2 2 2 2 3 3| _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 7| 5| | | DAY ON TEST | 3| 3| 3| 1| 5| 3| 3| 3| 2| 3| | | | 3| 3| 3| 5| 7| 3| 3| 3| 2| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Gallbladder | + + + M M + + M + | 42 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + A + | 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + A + | 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + A + | 47 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + A + | 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + A + | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + M + + + A + | 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + A + | 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + A + | 47 | __________________________________________________________________________|____________| Liver | + + + + + + + A + | 49 | Angiectasis, Focal | | 2 2.5| Clear Cell Focus | 3 | 1 3.0| Congestion | | 1 3.0| Cytoplasmic Alteration, Focal | | 1 3.0| Fatty Change | | 9 2.0| Hematopoietic Cell Proliferation | | 6 2.8| Inflammation, Acute | | 1 2.0| Necrosis, Focal | 1 2 1 | 14 1.9| Perivascular, Inflammation, Chronic | 4 | 9 2.0| __________________________________________________________________________|____________| Mesentery | | 4 | Inflammation, Acute | | 1 3.0| Fat, Necrosis | | 3 3.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + M + | 49 | Inflammation, Chronic, Focal | 1 2 2 2 | 21 2.0| Acinus, Atrophy | 2 | 4 2.8| Acinus, Hyperplasia | | 1 2.0| Duct, Ectasia | 4 | 2 3.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + M | 46 | Hyperplasia, Lymphoid | | 1 1.0| Inflammation, Chronic, Focal | 2 2 1 2 1 2 | 33 2.1| __________________________________________________________________________|____________| Stomach | + + + + + + + M M | 48 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + M M | 48 | Acanthosis | | 3 3.0| Hyperkeratosis | | 4 2.8| Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + M M | 47 | Inflammation, Chronic | 2 2 2 | 9 1.7| Inflammation, Chronic Active | 2 | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 7| 5| | | DAY ON TEST | 3| 3| 3| 1| 5| 3| 3| 3| 2| 3| | | | 3| 3| 3| 5| 7| 3| 3| 3| 2| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Cardiomyopathy | | 1 3.0| Inflammation, Chronic, Focal | | 3 1.0| Coronary Artery, Inflammation, Acute | | 1 4.0| Pericardium, Inflammation, Acute | | 2 3.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + A + | 49 | Capsule, Hyperplasia | | 2 4.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + A + | 49 | Accessory Adrenal Cortical Nodule | | 1 | Cytoplasmic Alteration, Focal | | 1 1.0| Hematopoietic Cell Proliferation | | 1 3.0| Vacuolization Cytoplasmic | | 1 4.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + M + M + M A + | 46 | Congestion | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + M + | 48 | Hyperplasia | 2 | 7 1.9| __________________________________________________________________________|____________| Parathyroid Gland | M + M M M + M M + | 26 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + M + + | 46 | Pars Distalis, Angiectasis | | 1 3.0| Pars Distalis, Hyperplasia, Focal | 2 2 2 4 | 13 2.5| Pars Distalis, Hyperplasia | | 2 3.5| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 48 | Inflammation, Chronic, Focal | 1 | 4 1.0| Follicular Cell, Hyperplasia, Focal | | 2 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + A + | 47 | Abscess | | 5 3.8| Cyst | X X X X X | 17 | Hemorrhage | | 1 3.0| Hyperplasia, Lymphoid | | 1 4.0| Corpus Luteum, Hypertrophy | | 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 11 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 7| 5| | | DAY ON TEST | 3| 3| 3| 1| 5| 3| 3| 3| 2| 3| | | | 3| 3| 3| 5| 7| 3| 3| 3| 2| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Uterus | + + + + + + + A + | 49 | Abscess | | 3 3.0| Dilatation | | 3 3.7| Inflammation, Acute | 3 | 2 2.5| Endometrium, Angiectasis | | 2 3.5| Endometrium, Hyperplasia, Cystic | 2 2 1 2 3 2 | 33 2.4| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + A + | 49 | Hyperplasia, Neutrophil | | 8 2.9| Myelofibrosis | 2 2 1 1 3 | 30 1.9| __________________________________________________________________________|____________| Lymph Node | + + + + + + + A + | 49 | Lumbar, Congestion | | 1 1.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 4 3.0| Lumbar, Inflammation, Acute | | 1 2.0| Mediastinal, Abscess | | 1 3.0| Mediastinal, Hyperplasia, Lymphoid | | 1 4.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Renal, Angiectasis | | 1 2.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 3 3.7| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + M + A + | 41 | Hyperplasia, Lymphoid | 2 4 | 2 3.0| Infiltration Cellular, Plasma Cell | 3 | 6 2.8| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + M + + + + M + | 44 | Congestion | | 4 2.0| Hyperplasia, Lymphoid | 4 | 2 3.5| Infiltration Cellular, Plasma Cell | | 1 2.0| Infiltration Cellular, Histiocyte | | 1 3.0| Inflammation, Acute | | 2 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + A + | 49 | Hematopoietic Cell Proliferation | 2 2 3 2 2 | 31 2.8| Hyperplasia, Lymphoid | 3 4 3 | 11 2.7| __________________________________________________________________________|____________| Thymus | + + M M M + M M + | 23 | Hyperplasia, Lymphoid | 3 | 2 2.0| Infiltration Cellular, Plasma Cell | | 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 12 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 7| 5| | | DAY ON TEST | 3| 3| 3| 1| 5| 3| 3| 3| 2| 3| | | | 3| 3| 3| 5| 7| 3| 3| 3| 2| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M + + M M + | 25 | __________________________________________________________________________|____________| Skin | + + + + + + + + + | 47 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Hydrocephalus | | 1 3.0| Mineralization, Focal | 2 2 2 2 2 1 2 | 24 1.7| Artery, Inflammation, Chronic | 3 | 1 3.0| Choroid Plexus, Inflammation, | | | Chronic, Focal | | 1 1.0| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | | 1 2.0| Hemorrhage, Focal | | 1 2.0| Infiltration Cellular, Histiocyte | | 1 2.0| Perivascular, Inflammation, Chronic | 2 1 2 2 1 3 | 33 2.1| Pleura, Inflammation, Acute | | 2 3.5| Pleura, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + A + | 47 | Inflammation, Chronic | 2 2 | 4 1.8| Metaplasia, Squamous | 2 2 2 | 18 2.1| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 2 2 | 28 1.9| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | __________________________________________________________________________|____________| Eye | | 1 | Retina, Degeneration | | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | + | 5 | _____________________________________________________________________________________________________________________| | 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 7| 5| | | DAY ON TEST | 3| 3| 3| 1| 5| 3| 3| 3| 2| 3| | | | 3| 3| 3| 5| 7| 3| 3| 3| 2| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + + A + | 49 | Congestion | | 3 1.7| Glomerulosclerosis | 3 4 3 | 13 3.3| Hyperplasia, Lymphoid | | 1 1.0| Inflammation, Chronic, Focal | 2 3 3 3 | 25 2.2| Artery, Inflammation, Chronic | 2 | 1 2.0| Cortex, Necrosis, Focal | | 1 2.0| Renal Tubule, Regeneration | | 6 1.7| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + A + | 49 | Inflammation, Chronic, Focal | 1 2 2 2 2 2 | 37 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 14 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 7| 6| 5| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 4| 5| 3| 3| 5| 5| 4| 3| 3| 3| 3| 3| 3| 3| 3| 5| 5| 3| 3| 3| 3| 1| | 1| 1| 1| 7| 7| 1| 8| 1| 8| 9| 2| 2| 2| 2| 2| 2| 2| 2| 8| 7| 2| 2| 2| 2| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | + + + + + + M + + M M M M + + M + + + + +| __________________________________________________________________________| Gallbladder | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + A + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + A + + + + + + + + + + + + + + +| Artery, Inflammation | 4 | __________________________________________________________________________| Intestine Small | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + A + + + + + + + + + + + M + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Fatty Change | 1 2| Hematopoietic Cell Proliferation | 4 | Hyperplasia, Lymphoid | 3 | Mixed Cell Focus | | Necrosis, Focal | 3 2 1 | Artery, Mineralization | 4 | Perivascular, Inflammation, Chronic | 3 3 | __________________________________________________________________________| Mesentery | +| Hemorrhage | | Inflammation, Acute | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 2 2 2 2 2 2 | Acinus, Atrophy | 4 | Duct, Ectasia | 4 | __________________________________________________________________________| Salivary Glands | + + + + + A + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Inflammation, Chronic, Focal | 2 2 3 2 1 2 2 1 2 3 1 2 2 1 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | Hyperplasia, Squamous | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 | __________________________________________________________________________| Tooth | | Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 7| 6| 5| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 4| 5| 3| 3| 5| 5| 4| 3| 3| 3| 3| 3| 3| 3| 3| 5| 5| 3| 3| 3| 3| 1| | 1| 1| 1| 7| 7| 1| 8| 1| 8| 9| 2| 2| 2| 2| 2| 2| 2| 2| 8| 7| 2| 2| 2| 2| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Inflammation, Acute | 4 | Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 | Congestion | 1| Cyst | X | Cytoplasmic Alteration, Focal | 2 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + M + + + + + + + + + + + + + + + + M| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + M| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + M + + M + M M + + + + + + M M M + + + M| __________________________________________________________________________| Pituitary Gland | + + M + + M + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia, Focal | 2 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Focal | 1 | Inflammation, Chronic, Focal | 1 1 | Inflammation, Chronic | | Follicular Cell, Hyperplasia, Focal | 1 1 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 4 | Congestion | | Cyst | X X X X X X X X | Follicle, Hemorrhage | 3 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2| Dilatation | | Inflammation, Acute | 3 | Endometrium, Hyperplasia, Cystic | 2 3 3 3 3 2 4 2 3 3 4 4 3 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | 4 2 3| Myelofibrosis | 2 3 2 2 3 2 2 3 3 2 2 2 1 2 | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 7| 6| 5| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 4| 5| 3| 3| 5| 5| 4| 3| 3| 3| 3| 3| 3| 3| 3| 5| 5| 3| 3| 3| 3| 1| | 1| 1| 1| 7| 7| 1| 8| 1| 8| 9| 2| 2| 2| 2| 2| 2| 2| 2| 8| 7| 2| 2| 2| 2| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | | | | __________________________________________________________________________| Lymph Node | + M + + + + + + + + + + + + + + + + M + +| Lumbar, Congestion | | Lumbar, Infiltration Cellular, | | Plasma Cell | 4 | Lumbar, Inflammation, Acute | | Mediastinal, Congestion | | Mediastinal, Infiltration Cellular, | | Plasma Cell | 4 4 | Pancreatic, Infiltration Cellular, | | Plasma Cell | | Renal, Congestion | | Renal, Infiltration Cellular, Plasma | | Cell | 4 4 | Renal, Necrosis | | Renal, Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mandibular | M M M M M A + + M M + + M + + + + M M M +| Congestion | 2 | Hematopoietic Cell Proliferation | | Infiltration Cellular, Plasma Cell | 2 2 2 3| Inflammation, Acute | 3| __________________________________________________________________________| Lymph Node, Mesenteric | + M + + + A + + + + + + + + + + + + M + +| Congestion | | Hemorrhage | | Infiltration Cellular, Plasma Cell | 4 | Infiltration Cellular, Histiocyte | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 4 4 3 4 2 3 2 2 4 1 2 3 2 4| Hemorrhage | | Hyperplasia, Lymphoid | 2 3 4 3 3 | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + + M + A + M + M M + + M + + + + M I +| Infiltration Cellular, Plasma Cell | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M + M + + M M M M M + M M M M M + +| __________________________________________________________________________| Skin | + + + M + M + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + +| Sternum, Necrosis | | Tarsal, Hyperostosis | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 7| 6| 5| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 4| 5| 3| 3| 5| 5| 4| 3| 3| 3| 3| 3| 3| 3| 3| 5| 5| 3| 3| 3| 3| 1| | 1| 1| 1| 7| 7| 1| 8| 1| 8| 9| 2| 2| 2| 2| 2| 2| 2| 2| 8| 7| 2| 2| 2| 2| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Hemorrhage, Focal | 3 | Hydrocephalus | | Hyperplasia, Lymphoid | 3 | Mineralization, Focal | 2 2 2 1 2 1 2 2 1 2 2 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Giant Cell | 2 | Granuloma | 2 1 | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Histiocyte | | Inflammation, Acute, Focal | | Perivascular, Inflammation, Chronic | 3 2 2 2 2 1 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + M + + + +| Inflammation, Chronic | | Metaplasia, Squamous | 2 2 2 4 2 2 2| Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 1 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | | Degeneration | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + A + + + + + + + + + + + + + + +| Atrophy, Focal | | Glomerulosclerosis | 4 4 4 | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Plasma Cell | 3 | Inflammation, Chronic, Focal | 3 2 1 3 2 1 2 | Cortex, Necrosis, Focal | | Interstitial Tissue, Inflammation | | Papilla, Necrosis | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 3 2 3 2 2 3 2 2 2 3 2 3 1 | Transitional Epithelium, Hyperplasia,| | Focal | 2 | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 6| 5| 3| 3| 3| 3| 3| 1| 3| 3| 3| 8| 9| 9| 7| 6| 3| 3| | 2| 2| 2| 4| 7| 2| 2| 1| 8| 6| 2| 2| 2| 2| 4| 2| 2| 2| 0| 9| 1| 8| 7| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | + M + + + M + + + + + + M M M + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + A + + + + A + + M A +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + A + + + + A + + + A +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + A + + + M A + + + A +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + M + + + + A + + + M A + + + A +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + A + + + + A + + + A +| Artery, Inflammation | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + A + + + A + + + + A +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + M + A + + + A + + M + A +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + A + + M A A + + + A +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + M + + A + + + A A + + + A +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + +| Fatty Change | 2 | Hematopoietic Cell Proliferation | 4 3| Hyperplasia, Lymphoid | | Mixed Cell Focus | | Necrosis, Focal | | Artery, Mineralization | | Perivascular, Inflammation, Chronic | 2 1 2 1 1 1 | __________________________________________________________________________| Mesentery | + + + | Hemorrhage | 3 | Inflammation, Acute | 4 | Fat, Necrosis | 3 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + M + + + + + + + + M +| Inflammation, Chronic, Focal | 2 2 3 2 2 2 2 2| Acinus, Atrophy | | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 2 3 3 2 3 3 2 2 1 2 2 3 2 3| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + M +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + M +| Hyperkeratosis | 2 3 | Hyperplasia, Squamous | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + A + + + + A + + + M +| Inflammation, Chronic | 1 1 1 2 1 | __________________________________________________________________________| Tooth | + | Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2| _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 6| 5| 3| 3| 3| 3| 3| 1| 3| 3| 3| 8| 9| 9| 7| 6| 3| 3| | 2| 2| 2| 4| 7| 2| 2| 1| 8| 6| 2| 2| 2| 2| 4| 2| 2| 2| 0| 9| 1| 8| 7| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Inflammation, Acute | | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + M + + + + + + + + + + + + + + +| Capsule, Hyperplasia | 3 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + M + + + + + + + + + + + + + + +| Atrophy | | Congestion | | Cyst | | Cytoplasmic Alteration, Focal | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + M + + + + + + + + + + + + + + I| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + M + + + + + + + + M +| Hyperplasia | 2 1 | __________________________________________________________________________| Parathyroid Gland | M + + + M + + M + M M + M M + M + + + + M + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + M + + + M + + + M + I +| Pars Distalis, Hyperplasia, Focal | 4 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Focal | | Inflammation, Chronic, Focal | 1 1 | Inflammation, Chronic | 1 1 | Follicular Cell, Hyperplasia, Focal | 2 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + M + + + + + + + + + + + + + + +| Abscess | 4 4 4 4 4 4| Congestion | 2 | Cyst | X X X X X X X X X X X X | Follicle, Hemorrhage | 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Dilatation | | Inflammation, Acute | 4 2 4 2 | Endometrium, Hyperplasia, Cystic | 3 3 2 3 2 1 2 3 1 2 2 2 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + A +| Hyperplasia, Neutrophil | 4 3 2 2 1 3| Myelofibrosis | 3 2 2 2 2 2 2 2 1 1 | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 6| 5| 3| 3| 3| 3| 3| 1| 3| 3| 3| 8| 9| 9| 7| 6| 3| 3| | 2| 2| 2| 4| 7| 2| 2| 1| 8| 6| 2| 2| 2| 2| 4| 2| 2| 2| 0| 9| 1| 8| 7| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | | | | __________________________________________________________________________| Lymph Node | + + + + + + + + M + + + + + + + + + + + + + +| Lumbar, Congestion | 4 4 | Lumbar, Infiltration Cellular, | | Plasma Cell | 4| Lumbar, Inflammation, Acute | 3 | Mediastinal, Congestion | 3 | Mediastinal, Infiltration Cellular, | | Plasma Cell | 4 3 4| Pancreatic, Infiltration Cellular, | | Plasma Cell | 4 | Renal, Congestion | 4 4 | Renal, Infiltration Cellular, Plasma | | Cell | 4| Renal, Necrosis | 3 | Renal, Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mandibular | + + M + + M M + M M M M + M + + M + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 3 | Infiltration Cellular, Plasma Cell | 2 | Inflammation, Acute | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + M M + + + + + + + + + + + + + +| Congestion | 4 | Hemorrhage | 3 | Infiltration Cellular, Plasma Cell | 4| Infiltration Cellular, Histiocyte | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 2 3 4 2 3 2 2 2 2 4 3 4 3 4 4| Hemorrhage | 4 | Hyperplasia, Lymphoid | 3 2 3 | Pigmentation, Hemosiderin | 2 | __________________________________________________________________________| Thymus | + M + + + M + M M M + + + + + M M + + M + M +| Infiltration Cellular, Plasma Cell | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M + M + + + + M M M + M M M M + M + M + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + +| Sternum, Necrosis | 2 | Tarsal, Hyperostosis | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 6| 4| 4| 7| 7| 7| 7| 6| 7| 7| 7| 6| 5| 6| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 6| 5| 3| 3| 3| 3| 3| 1| 3| 3| 3| 8| 9| 9| 7| 6| 3| 3| | 2| 2| 2| 4| 7| 2| 2| 1| 8| 6| 2| 2| 2| 2| 4| 2| 2| 2| 0| 9| 1| 8| 7| 8| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Hemorrhage, Focal | | Hydrocephalus | | Hyperplasia, Lymphoid | | Mineralization, Focal | 2 2 1 2 2 2 1 2 2 2 2 2 1 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Giant Cell | | Granuloma | | Hyperplasia, Lymphoid | | Infiltration Cellular, Histiocyte | 3 | Inflammation, Acute, Focal | 2 | Perivascular, Inflammation, Chronic | 2 2 2 2 1 1 2 2 1 2 1 2 2 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + M M + + + + + + + M + +| Inflammation, Chronic | 2 | Metaplasia, Squamous | 2 3 3 2 2 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | | Degeneration | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | 2 | Glomerulosclerosis | 3 | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | | Inflammation, Chronic, Focal | 2 2 2 1 2 2 2 2 1 1 1 2 2| Cortex, Necrosis, Focal | 3 1 | Interstitial Tissue, Inflammation | 3 | Papilla, Necrosis | 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + M + + + + A + + + + A +| Inflammation, Chronic, Focal | 2 1 3 1 3 2 3 3 2 2 1 2 2 | Transitional Epithelium, Hyperplasia,| | Focal | 2 | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 6| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 5| 5| 3| 6| 4| 5| 5| | | | 2| 2| 2| 8| 7| 2| 1| 9| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + | 39 | __________________________________________________________________________|____________| Gallbladder | + + + + + + | 45 | __________________________________________________________________________|____________| Intestine Large | + + + + + + | 46 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + | 45 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + | 44 | Parasite Metazoan | | 1 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + | 46 | Artery, Inflammation | | 1 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + | 46 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + | 44 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + | 43 | Amyloid Deposition | 4 | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + M M + | 42 | __________________________________________________________________________|____________| Liver | + + + + + + | 50 | Fatty Change | 1 | 4 1.5| Hematopoietic Cell Proliferation | | 3 3.7| Hyperplasia, Lymphoid | | 1 3.0| Mixed Cell Focus | 2 | 1 2.0| Necrosis, Focal | | 3 2.0| Artery, Mineralization | | 1 4.0| Perivascular, Inflammation, Chronic | 3 | 9 1.9| __________________________________________________________________________|____________| Mesentery | | 4 | Hemorrhage | | 1 3.0| Inflammation, Acute | | 1 4.0| Fat, Necrosis | | 2 3.5| __________________________________________________________________________|____________| Pancreas | + + + + + + | 48 | Inflammation, Chronic, Focal | 2 2 | 17 2.1| Acinus, Atrophy | | 1 4.0| Duct, Ectasia | | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + | 49 | Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Chronic, Focal | 3 2 2 | 32 2.1| __________________________________________________________________________|____________| Stomach | + + + + + + | 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + | 49 | Hyperkeratosis | | 2 2.5| Hyperplasia, Squamous | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + | 47 | Inflammation, Chronic | 2 | 9 1.6| __________________________________________________________________________|____________| 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 23 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 6| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 5| 5| 3| 6| 4| 5| 5| | | | 2| 2| 2| 8| 7| 2| 1| 9| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 - cont | | | | | | Inflammation, Acute | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + | 50 | Cardiomyopathy | | 1 2.0| Inflammation, Acute | | 1 4.0| Atrium, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + | 49 | Capsule, Hyperplasia | | 2 2.5| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + | 49 | Atrophy | | 2 2.0| Congestion | | 1 1.0| Cyst | | 1 | Cytoplasmic Alteration, Focal | | 1 2.0| Vacuolization Cytoplasmic | 3 | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + | 46 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + | 47 | Hyperplasia | | 2 1.5| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + M | 32 | __________________________________________________________________________|____________| Pituitary Gland | + M + + + + | 43 | Pars Distalis, Hyperplasia, Focal | 4 | 6 3.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + | 50 | Inflammation, Acute, Focal | | 1 1.0| Inflammation, Chronic, Focal | 2 | 5 1.2| Inflammation, Chronic | | 2 1.0| Follicular Cell, Hyperplasia, Focal | 4 | 8 1.9| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + | 49 | Abscess | | 8 4.0| Congestion | 1 | 2 1.5| Cyst | | 20 | Follicle, Hemorrhage | | 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 6| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 5| 5| 3| 6| 4| 5| 5| | | | 2| 2| 2| 8| 7| 2| 1| 9| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Uterus | + + + + + + | 50 | Atrophy | | 1 2.0| Dilatation | 3 | 1 3.0| Inflammation, Acute | | 5 3.0| Endometrium, Hyperplasia, Cystic | 2 2 3 2 2 | 33 2.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + | 49 | Hyperplasia, Neutrophil | 3 | 10 2.7| Myelofibrosis | 3 3 3 | 27 2.2| __________________________________________________________________________|____________| Lymph Node | + + + + + + | 47 | Lumbar, Congestion | | 2 4.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 2 4.0| Lumbar, Inflammation, Acute | | 1 3.0| Mediastinal, Congestion | | 1 3.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 5 3.8| Pancreatic, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Renal, Congestion | | 2 4.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 3 4.0| Renal, Necrosis | | 1 3.0| Renal, Lymphatic, Angiectasis | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + M M + M + | 26 | Congestion | | 1 2.0| Hematopoietic Cell Proliferation | | 1 3.0| Infiltration Cellular, Plasma Cell | 4 | 6 2.5| Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + | 45 | Congestion | 2 | 2 3.0| Hemorrhage | | 1 3.0| Infiltration Cellular, Plasma Cell | | 2 4.0| Infiltration Cellular, Histiocyte | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + | 50 | Hematopoietic Cell Proliferation | 3 1 2 2 | 37 2.7| Hemorrhage | | 1 4.0| Hyperplasia, Lymphoid | | 8 2.9| __________________________________________________________________________________________________________________________________ * : 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 6| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 5| 5| 3| 6| 4| 5| 5| | | | 2| 2| 2| 8| 7| 2| 1| 9| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Pigmentation, Hemosiderin | | 1 2.0| __________________________________________________________________________|____________| Thymus | + M M + M + | 30 | Infiltration Cellular, Plasma Cell | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + M + + + | 20 | __________________________________________________________________________|____________| Skin | + + + + + + | 48 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + M + | 49 | Sternum, Necrosis | | 1 2.0| Tarsal, Hyperostosis | | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + | 50 | Hemorrhage, Focal | | 1 3.0| Hydrocephalus | 3 | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| Mineralization, Focal | 2 2 2 2 2 | 31 1.8| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + | 50 | Congestion | | 1 2.0| Giant Cell | | 1 2.0| Granuloma | | 2 1.5| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Histiocyte | | 1 3.0| Inflammation, Acute, Focal | | 1 2.0| Perivascular, Inflammation, Chronic | 2 3 | 27 1.9| __________________________________________________________________________|____________| Nose | M + + + M + | 44 | Inflammation, Chronic | | 1 2.0| Metaplasia, Squamous | 2 3 | 15 2.4| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 | 30 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | __________________________________________________________________________|____________| Eye | + | 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 26 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 6| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 5| 5| 3| 6| 4| 5| 5| | | | 2| 2| 2| 8| 7| 2| 1| 9| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Degeneration | 3 | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + | 49 | Atrophy, Focal | | 1 2.0| Glomerulosclerosis | 4 | 5 3.8| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Plasma Cell | | 1 3.0| Inflammation, Chronic, Focal | 3 2 | 22 1.9| Cortex, Necrosis, Focal | | 2 2.0| Interstitial Tissue, Inflammation | | 1 3.0| Papilla, Necrosis | | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + M + | 46 | Inflammation, Chronic, Focal | 3 2 2 1 | 30 2.2| Transitional Epithelium, Hyperplasia,| | | Focal | | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 27 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 4| 7| 6| 6| 4| 4| 5| 5| 5| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 5| 4| 3| 3| 1| 8| 5| 2| 8| 3| 5| 5| 4| 3| 1| 5| 5| | 1| 1| 1| 1| 0| 1| 2| 1| 7| 2| 1| 1| 6| 8| 8| 6| 4| 9| 8| 7| 9| 4| 6| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 + + + + M + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + M | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + M + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + | Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + M + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + | Cytoplasmic Alteration, Focal | 3 | Fatty Change | 3 | Hematopoietic Cell Proliferation | 2 4 2 | Hyperplasia, Lymphoid | | Necrosis, Focal | 1 | Centrilobular, Necrosis | 4 | Periductular, Fibrosis | 1 | Perivascular, Inflammation, Chronic | 2 2 1 | __________________________________________________________________________| Mesentery | + + + | Inflammation, Acute | 3 2 | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + M + + + + + + + + + + + + | Inflammation, Chronic, Focal | 2 2 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + | Hypoplasia | | Inflammation, Chronic, Focal | 2 2 2 2 2 2 3 2 2 2 3 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + | Cyst Epithelial Inclusion | X | Hyperplasia, Squamous | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | 1 | Inflammation, Chronic | 1 2 | Mineralization, Focal | 1 | Artery, Inflammation | | __________________________________________________________________________| Tooth | + | Abscess | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 4| 7| 6| 6| 4| 4| 5| 5| 5| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 5| 4| 3| 3| 1| 8| 5| 2| 8| 3| 5| 5| 4| 3| 1| 5| 5| | 1| 1| 1| 1| 0| 1| 2| 1| 7| 2| 1| 1| 6| 8| 8| 6| 4| 9| 8| 7| 9| 4| 6| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + M + M + + + + + + M + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + M + M + + + + + + M + + + + | Congestion | | Hematopoietic Cell Proliferation | 3 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + M + M + + + + + + M I + + + | Congestion | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + M + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | M + M M M M M + + M M M + M + + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + M + + + + + + + + + + + | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 4 2 1 2 | Pars Distalis, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | | Follicular Cell, Hyperplasia, Focal | 2 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | I + + + + + + + + + + + + + + + + + + | Abscess | 4 4 4 4 4 | Cyst | X X X X X | Inflammation, Acute | 4 | Inflammation, Chronic | 3 | Thrombosis | 4 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + | Abscess | | Dilatation | | Inflammation, Acute | 3 3 | Thrombosis | | Endometrium, Cyst | | Endometrium, Hyperplasia, Cystic | 2 4 3 3 2 1 3 3 4 2 2 2 2 2 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + M + + | Angiectasis | | Hyperplasia, Neutrophil | 2 2 4 3 2 4 | Myelofibrosis | 2 3 1 3 2 3 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + | Axillary, Hyperplasia, Lymphoid | 2 | Lumbar, Infiltration Cellular, | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 4| 7| 6| 6| 4| 4| 5| 5| 5| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 5| 4| 3| 3| 1| 8| 5| 2| 8| 3| 5| 5| 4| 3| 1| 5| 5| | 1| 1| 1| 1| 0| 1| 2| 1| 7| 2| 1| 1| 6| 8| 8| 6| 4| 9| 8| 7| 9| 4| 6| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Plasma Cell | 4 | Lymphatic, Angiectasis | | Mediastinal, Abscess | 4 | Mediastinal, Infiltration Cellular, | | Plasma Cell | 4 4 | Renal, Infiltration Cellular, Plasma | | Cell | 4 4 | Renal, Lymphatic, Angiectasis | | __________________________________________________________________________| Lymph Node, Mandibular | + M + M + + + + M + M M + + M + M + + | Infiltration Cellular, Plasma Cell | 2 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + M + + + + + + + + + + + + + + | Congestion | 4 | Hematopoietic Cell Proliferation | 2 | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 2 2 2 4 1 2 3 2 4 4 3 4 4 4 3 | Hyperplasia, Lymphoid | 3 | Inflammation, Acute | | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + M + M M + + + + + M M + M M + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M M M + + + M + + M M + M M + + + + | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + | Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + | Congestion | | Hydrocephalus | 2 | Mineralization, Focal | 2 1 1 1 2 2 2 2 2 1 2 2 2 2 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + | Congestion | 2 | Hemorrhage, Focal | | Infiltration Cellular, Histiocyte | | Alveolar Epithelium, Metaplasia | | Perivascular, Inflammation, Chronic | 1 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 4| 7| 6| 6| 4| 4| 5| 5| 5| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 5| 4| 3| 3| 1| 8| 5| 2| 8| 3| 5| 5| 4| 3| 1| 5| 5| | 1| 1| 1| 1| 0| 1| 2| 1| 7| 2| 1| 1| 6| 8| 8| 6| 4| 9| 8| 7| 9| 4| 6| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Nose | + + + + M + + + M + + M + + + + + + + | Inflammation, Chronic | 2 2 2 | Metaplasia, Squamous | 3 3 2 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | Inflammation, Chronic | | __________________________________________________________________________| Eye | + | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + | Atrophy, Focal | | Glomerulosclerosis | 4 4 4 2 | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 1 2 1 2 2 3 2 2 | Mineralization | | Cortex, Necrosis, Focal | 4 | Renal Tubule, Pigmentation | 3 | Renal Tubule, Regeneration | | __________________________________________________________________________| Urinary Bladder | + + + M + + + + + + + + M + + + + + + | Inflammation, Chronic, Focal | 2 2 2 2 2 1 1 2 3 3 1 | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 6| 6| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| DAY ON TEST | 3| 3| 3| 0| 5| 3| 5| 0| 4| 5| 3| 3| 3| 5| 1| 3| 3| 3| 8| 5| 3| 3| 0| 8| 5| | 1| 1| 1| 5| 1| 1| 9| 7| 0| 7| 1| 1| 1| 9| 4| 1| 1| 1| 0| 8| 1| 1| 1| 4| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | + + + + + + M + + + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + M + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + M + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + M + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + M + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + M + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + M + + + | Amyloid Deposition | 4 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + | Cytoplasmic Alteration, Focal | | Fatty Change | 2 2 | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | 2 | Necrosis, Focal | 1 1 1 2 | Centrilobular, Necrosis | | Periductular, Fibrosis | | Perivascular, Inflammation, Chronic | 1 2 2 3 1 2 1 2 2 | __________________________________________________________________________| Mesentery | | Inflammation, Acute | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 2 2 2 1 2 1 2 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + | Hypoplasia | 2 | Inflammation, Chronic, Focal | 2 2 2 2 2 2 2 2 2 2 3 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + M + + + + + + + + | Cyst Epithelial Inclusion | | Hyperplasia, Squamous | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | | Inflammation, Chronic | 2 2 2 | Mineralization, Focal | 2 | Artery, Inflammation | 2 | __________________________________________________________________________| Tooth | | Abscess | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 6| 6| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| DAY ON TEST | 3| 3| 3| 0| 5| 3| 5| 0| 4| 5| 3| 3| 3| 5| 1| 3| 3| 3| 8| 5| 3| 3| 0| 8| 5| | 1| 1| 1| 5| 1| 1| 9| 7| 0| 7| 1| 1| 1| 9| 4| 1| 1| 1| 0| 8| 1| 1| 1| 4| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + M + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + M + + + + + + + | Congestion | | Hematopoietic Cell Proliferation | | Vacuolization Cytoplasmic | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + M + + + + + + + | Congestion | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + M + + M + + + + + + + + M + M + + + + | Hyperplasia | 1 | __________________________________________________________________________| Parathyroid Gland | M M + + M M + M + + M M M + + M M + + + M M | __________________________________________________________________________| Pituitary Gland | + M + M + M M + + + + + + + M + M + + + + + | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 2 4 3 3 3 | Pars Distalis, Hyperplasia | 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 1 2 | Follicular Cell, Hyperplasia, Focal | 2 2 2 2 2 2 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + | Abscess | 4 | Cyst | X X X X X X | Inflammation, Acute | | Inflammation, Chronic | | Thrombosis | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + | Abscess | | Dilatation | 4 | Inflammation, Acute | | Thrombosis | | Endometrium, Cyst | X | Endometrium, Hyperplasia, Cystic | 3 3 3 2 3 2 4 3 3 3 3 2 1 4 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Hyperplasia, Neutrophil | 2 2 3 | Myelofibrosis | 2 2 3 1 1 2 2 2 3 2 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + | Axillary, Hyperplasia, Lymphoid | | Lumbar, Infiltration Cellular, | | _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 6| 6| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| DAY ON TEST | 3| 3| 3| 0| 5| 3| 5| 0| 4| 5| 3| 3| 3| 5| 1| 3| 3| 3| 8| 5| 3| 3| 0| 8| 5| | 1| 1| 1| 5| 1| 1| 9| 7| 0| 7| 1| 1| 1| 9| 4| 1| 1| 1| 0| 8| 1| 1| 1| 4| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Plasma Cell | | Lymphatic, Angiectasis | | Mediastinal, Abscess | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Renal, Infiltration Cellular, Plasma | | Cell | | Renal, Lymphatic, Angiectasis | 4 | __________________________________________________________________________| Lymph Node, Mandibular | M + + + + M + + M M M M M M M + + + + + + + | Infiltration Cellular, Plasma Cell | 2 3 2 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + | Congestion | 4 2 | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | 2 3 3 | Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 2 2 4 2 2 2 2 3 2 2 2 4 | Hyperplasia, Lymphoid | 3 4 4 4 | Inflammation, Acute | | Pigmentation, Hemosiderin | 3 2 | __________________________________________________________________________| Thymus | M + M + + M + M + + M + + M + + + + + + M M | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + M + M M + + M M + + M M + + M M + M + | __________________________________________________________________________| Skin | + + + + + + + + + + + + + M + + + + + + + + | Ulcer | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + | Congestion | | Hydrocephalus | | Mineralization, Focal | 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Spinal Cord | + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + | Congestion | | Hemorrhage, Focal | 2 | Infiltration Cellular, Histiocyte | 3 | Alveolar Epithelium, Metaplasia | | Perivascular, Inflammation, Chronic | 2 1 2 2 2 2 2 2 2 3 3 2 2 | _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 5| 7| 6| 6| 5| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| DAY ON TEST | 3| 3| 3| 0| 5| 3| 5| 0| 4| 5| 3| 3| 3| 5| 1| 3| 3| 3| 8| 5| 3| 3| 0| 8| 5| | 1| 1| 1| 5| 1| 1| 9| 7| 0| 7| 1| 1| 1| 9| 4| 1| 1| 1| 0| 8| 1| 1| 1| 4| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + M + + + M + + + | Inflammation, Chronic | 3 | Metaplasia, Squamous | 2 2 2 4 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + + + | Inflammation, Chronic | 3 | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + | Atrophy, Focal | 1 | Glomerulosclerosis | 2 3 3 | Hyperplasia, Lymphoid | 3 | Inflammation, Chronic, Focal | 1 1 2 1 2 2 2 2 2 2 2 2 3 2 2 | Mineralization | 2 | Cortex, Necrosis, Focal | | Renal Tubule, Pigmentation | | Renal Tubule, Regeneration | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 2 2 1 1 1 2 1 2 2 2 2 2 2 1 2 2 4 2 1 2 | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 5| 0| 0| 0| 0| | | DAY ON TEST | 3| 3| 3| 3| 5| 5| 0| 0| 0| 0| | | | 1| 1| 1| 1| 7| 1| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + + + + | 47 | __________________________________________________________________________|____________| Gallbladder | + + + + + A A A M | 44 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + M + + | 47 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + M + + + A + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + M | 48 | Amyloid Deposition | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + A A A + | 46 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Cytoplasmic Alteration, Focal | | 1 3.0| Fatty Change | 1 | 4 2.0| Hematopoietic Cell Proliferation | 2 3 | 5 2.6| Hyperplasia, Lymphoid | | 1 2.0| Necrosis, Focal | 2 | 6 1.3| Centrilobular, Necrosis | | 1 4.0| Periductular, Fibrosis | | 1 1.0| Perivascular, Inflammation, Chronic | 2 | 13 1.8| __________________________________________________________________________|____________| Mesentery | | 3 | Inflammation, Acute | | 2 2.5| Fat, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + M M + + + + + | 47 | Inflammation, Chronic, Focal | 2 2 | 14 1.8| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Hypoplasia | | 1 2.0| Inflammation, Chronic, Focal | 2 2 2 2 | 29 2.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 49 | Cyst Epithelial Inclusion | | 1 | Hyperplasia, Squamous | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 50 | Inflammation, Acute | | 1 1.0| Inflammation, Chronic | 2 | 6 1.8| Mineralization, Focal | | 2 1.5| Artery, Inflammation | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 1 | Abscess | | 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 36 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 5| 0| 0| 0| 0| | | DAY ON TEST | 3| 3| 3| 3| 5| 5| 0| 0| 0| 0| | | | 1| 1| 1| 1| 7| 1| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 46 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 46 | Congestion | 3 3 | 2 3.0| Hematopoietic Cell Proliferation | | 1 3.0| Vacuolization Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 45 | Congestion | 3 3 | 3 2.7| __________________________________________________________________________|____________| Islets, Pancreatic | + + M M + + + + + | 43 | Hyperplasia | 2 | 2 1.5| __________________________________________________________________________|____________| Parathyroid Gland | + + + M + M + + + | 26 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + + + + + | 42 | Pars Distalis, Cyst | | 1 | Pars Distalis, Hyperplasia, Focal | 2 3 2 | 13 2.5| Pars Distalis, Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | Inflammation, Chronic, Focal | | 2 1.5| Follicular Cell, Hyperplasia, Focal | 2 | 11 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + | 49 | Abscess | 4 3 | 8 3.9| Cyst | X | 12 | Inflammation, Acute | | 1 4.0| Inflammation, Chronic | | 1 3.0| Thrombosis | | 2 4.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 50 | Abscess | 3 3 | 2 3.0| Dilatation | | 1 4.0| Inflammation, Acute | 2 | 3 2.7| Thrombosis | X | 1 | Endometrium, 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 37 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 5| 0| 0| 0| 0| | | DAY ON TEST | 3| 3| 3| 3| 5| 5| 0| 0| 0| 0| | | | 1| 1| 1| 1| 7| 1| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Endometrium, Hyperplasia, Cystic | 1 3 2 3 3 | 35 2.6| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 49 | Angiectasis | 3 | 1 3.0| Hyperplasia, Neutrophil | 3 2 3 2 | 13 2.6| Myelofibrosis | 2 | 21 2.1| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + M | 49 | Axillary, Hyperplasia, Lymphoid | | 1 2.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Lymphatic, Angiectasis | 4 | 1 4.0| Mediastinal, Abscess | | 1 4.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 2 4.0| Renal, Infiltration Cellular, Plasma | | | Cell | 4 | 3 4.0| Renal, Lymphatic, Angiectasis | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M + + M M + + M M | 29 | Infiltration Cellular, Plasma Cell | 2 | 7 2.4| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + M + A M + M | 45 | Congestion | | 3 3.3| Hematopoietic Cell Proliferation | | 1 2.0| Hyperplasia, Lymphoid | | 3 2.7| Infiltration Cellular, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Hematopoietic Cell Proliferation | 2 3 2 3 3 | 32 2.7| Hyperplasia, Lymphoid | | 5 3.6| Inflammation, Acute | 4 | 1 4.0| Pigmentation, Hemosiderin | 2 2 | 4 2.3| __________________________________________________________________________|____________| Thymus | + + M M + M + M M | 30 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M + M + + M + + | 28 | __________________________________________________________________________|____________| Skin | + + + + + + + + + | 49 | Ulcer | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 38 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 5| 0| 0| 0| 0| | | DAY ON TEST | 3| 3| 3| 3| 5| 5| 0| 0| 0| 0| | | | 1| 1| 1| 1| 7| 1| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Congestion | 3 3 | 2 3.0| Hydrocephalus | | 1 2.0| Mineralization, Focal | 1 2 1 | 28 1.8| __________________________________________________________________________|____________| Spinal Cord | | 2 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | 4 4 4 4 | 5 3.6| Hemorrhage, Focal | | 1 2.0| Infiltration Cellular, Histiocyte | 2 | 2 2.5| Alveolar Epithelium, Metaplasia | 2 | 1 2.0| Perivascular, Inflammation, Chronic | 3 2 | 22 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 45 | Inflammation, Chronic | 2 | 5 2.2| Metaplasia, Squamous | 2 2 | 10 2.5| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 2 | 27 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 6 | Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Eye | | 1 | __________________________________________________________________________|____________| Harderian Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Atrophy, Focal | | 1 1.0| Glomerulosclerosis | 3 | 8 3.1| Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Chronic, Focal | 3 3 2 | 26 2.0| Mineralization | | 1 2.0| Cortex, Necrosis, Focal | | 1 4.0| Renal Tubule, Pigmentation | | 1 3.0| Renal Tubule, Regeneration | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + A A A A | 44 | Inflammation, Chronic, Focal | 2 2 2 1 | 35 1.8| __________________________________________________________________________________________________________________________________ * : 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 2| 7| 7| 7| 6| 6| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 3| 2| 2| 5| 3| 3| 3| 3| 3| 3| 3| 6| 4| 3| | 0| 0| 0| 8| 8| 0| 0| 0| 0| 0| 0| 0| 0| 2| 1| 0| 0| 1| 1| 2| 0| 0| 1| 2| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + A M + + + + + + + + + M| Degeneration, Hyaline | | Inflammation, Chronic, Focal | 2 | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + A + + + A + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + A + + + A + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + A + + + A + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + A + + + M + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Liver | + + + + + + + + + + + + A + + + + + + + + + +| Eosinophilic Focus | 3 | Fatty Change | | Hematopoietic Cell Proliferation | 3 4 | Hyperplasia, Lymphoid | | Inflammation, Acute | | Inflammation, Focal, Granulomatous | 3 | Mixed Cell Focus | | Necrosis, Focal | 1 1 1 1 1 | Hepatocyte, Hyperplasia, Focal | | Perivascular, Inflammation, Chronic | 2 1 1 1 2 2 1| __________________________________________________________________________| Mesentery | + | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + M + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 1 1 2 2 3 2 1 | Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 1 2 2 2 1 2 1 1 2 2 3 3 | __________________________________________________________________________| Stomach | + M + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + M + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + M + + + + + + + + + + A + + + + + + + + + +| Inflammation, Chronic | 2 | __________________________________________________________________________| Tooth | | Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 2| 7| 7| 7| 6| 6| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 3| 2| 2| 5| 3| 3| 3| 3| 3| 3| 3| 6| 4| 3| | 0| 0| 0| 8| 8| 0| 0| 0| 0| 0| 0| 0| 0| 2| 1| 0| 0| 1| 1| 2| 0| 0| 1| 2| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | | | | Mineralization, Focal | | Coronary Artery, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + A + + + + + + + + + +| Capsule, Hyperplasia | | Subcapsular, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + A + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X | Angiectasis | 3 | Congestion | 2 | Cytoplasmic Alteration, Focal | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + A + + + + + + M + + M| Congestion | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + M + + + + + + + + + +| Hyperplasia | 1 2 | __________________________________________________________________________| Parathyroid Gland | M + + + + + + + M + + + M + + M + M M M + + +| __________________________________________________________________________| Pituitary Gland | M + + M + + + + + + + + + + + + + + M + + + +| Congestion | 1 | Pars Distalis, Angiectasis | | Pars Distalis, Hyperplasia, Focal | 1 4 2 4 3 3 4| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 1| Follicular Cell, Cyst | | Follicular Cell, Hyperplasia, Focal | 2 2 2 1 2 2 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | Dilatation | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 4 | Congestion | | Cyst | X X X X X| Hemorrhage | | Inflammation, Granulomatous | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Dilatation | 4 4 | Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 2| 7| 7| 7| 6| 6| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 3| 2| 2| 5| 3| 3| 3| 3| 3| 3| 3| 6| 4| 3| | 0| 0| 0| 8| 8| 0| 0| 0| 0| 0| 0| 0| 0| 2| 1| 0| 0| 1| 1| 2| 0| 0| 1| 2| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Thrombosis | | Endometrium, Hyperplasia, Cystic | 3 4 1 1 4 3 4 2 3 3 3 2 2 3 3| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + A + + + + + + + + + +| Hyperplasia, Lymphoid | | Hyperplasia, Neutrophil | 3 | Myelofibrosis | 2 2 2 1 2 2 2 2 3 2 2 2 3| __________________________________________________________________________| Lymph Node | + + + + + + + + + M + + + + + + + + + + + + +| Mediastinal, Abscess | | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | + + + I + + + + + M + M + M + + + + + + + M +| Congestion | 2 | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 2 2 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + M + M M + + + + + + M + + +| Amyloid Deposition | | Congestion | | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + A + + + + + + + + + +| Congestion | 2 | Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 3 2 4 2 2 3 | Hyperplasia, Lymphoid | 2 4 2 | __________________________________________________________________________| Thymus | + + M + + + + + + + + + + + M + M + + + M + +| Congestion | 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M + M + M + M M M + + M M + + + + M M M + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + A + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 2 2 1 2 1 1 2 2 1 1 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Alveolar Epithelium, Metaplasia | | Perivascular, Inflammation, Chronic | 2 2 1 2 2 2 2 2 2 2 2 2 2 2 1| Pleura, Inflammation, Acute | | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 2| 7| 7| 7| 6| 6| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 3| 2| 2| 5| 3| 3| 3| 3| 3| 3| 3| 6| 4| 3| | 0| 0| 0| 8| 8| 0| 0| 0| 0| 0| 0| 0| 0| 2| 1| 0| 0| 1| 1| 2| 0| 0| 1| 2| 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| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | | | | __________________________________________________________________________| Nose | M + + + + + + + M + M + + + + + + + + + + + +| Metaplasia, Squamous | 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 1 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + A + + + + + + + + + +| Congestion | | Glomerulosclerosis | 3 3 2 3 | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 2 2 2 2 2 2 2 2 2 2| Cortex, Degeneration | | Cortex, Necrosis, Focal | | Renal Tubule, Regeneration | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + A A + + + A + + + + + +| Inflammation, Chronic, Focal | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3| Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 5| 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 6| 8| 7| 0| 0| 0| 0| 6| 1| 1| 0| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + M + + + + + + + + + +| Degeneration, Hyaline | 2 | Inflammation, Chronic, Focal | | Serosa, Inflammation, Chronic | 2| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + M + M + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + A + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 4 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + +| Eosinophilic Focus | | Fatty Change | 2 1 2 | Hematopoietic Cell Proliferation | 4 | Hyperplasia, Lymphoid | 3 | Inflammation, Acute | 4| Inflammation, Focal, Granulomatous | | Mixed Cell Focus | 2 | Necrosis, Focal | 1 1 1 | Hepatocyte, Hyperplasia, Focal | | Perivascular, Inflammation, Chronic | 2 1 2 2 2 | __________________________________________________________________________| Mesentery | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Inflammation, Chronic, Focal | 2 2 2 2 2 2 2 1 2 | Artery, Inflammation, Chronic | 4 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 3 | Inflammation, Chronic, Focal | 2 2 2 1 2 3 2 2 1 1 3 2 3 1 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 1 1 2 | __________________________________________________________________________| Tooth | | Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 5| 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 6| 8| 7| 0| 0| 0| 0| 6| 1| 1| 0| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | | | | Mineralization, Focal | 1 | Coronary Artery, Inflammation, | | Chronic | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | 4 | Subcapsular, Hyperplasia | 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Angiectasis | | Congestion | | Cytoplasmic Alteration, Focal | 3 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 1 1 1 | __________________________________________________________________________| Parathyroid Gland | + + M I M + + M M + + + M M + + M + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + I + + + + M + + + + + + + + + + + +| Congestion | | Pars Distalis, Angiectasis | 4 | Pars Distalis, Hyperplasia, Focal | 2 2 3 4 3 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + I + + + + + + + +| Inflammation, Chronic, Focal | 3 2 1 3 2 | Follicular Cell, Cyst | | Follicular Cell, Hyperplasia, Focal | 4 2 1 3 1 2 2 4 3 4 3 1 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | Dilatation | 3 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4| Congestion | | Cyst | X X X X X | Hemorrhage | 3 | Inflammation, Granulomatous | 3 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 4 | Dilatation | 3 4 4 | Inflammation, Acute | | _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 5| 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 6| 8| 7| 0| 0| 0| 0| 6| 1| 1| 0| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Thrombosis | | Endometrium, Hyperplasia, Cystic | 3 4 3 3 3 2 2 3 3 4 4 2 3 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Hyperplasia, Neutrophil | 2| Myelofibrosis | 2 1 3 2 2 2 3 2 3 2 3 2 1 3 1 3 1 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Abscess | 3| Renal, Infiltration Cellular, Plasma | | Cell | 4| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + M + + + + +| Congestion | | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Plasma Cell | 2 2 2 2 3 | __________________________________________________________________________| Lymph Node, Mesenteric | M M + + + + + + + + + + + + + + + + + + + M| Amyloid Deposition | 3 | Congestion | 3 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 2 2 2 2 2 1 2 2 2 2 2 2 4 2 2 2 2 4| Hyperplasia, Lymphoid | 3 2 2 4 | __________________________________________________________________________| Thymus | M M + M M M M + + + M + + M + + M + M M + +| Congestion | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M + M M M M + M M M + + M M M M +| __________________________________________________________________________| Skin | + + + + + M + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 1 2 1 2 2 2 2 2 2 1 2 2 1 2 2 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Alveolar Epithelium, Metaplasia | 2 | Perivascular, Inflammation, Chronic | 3 2 2 3 2 2 2 2 2 2 2 2 2 2 1 1 | Pleura, Inflammation, Acute | 2| _____________________________________________________________________________________________________________________| Page 46 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 9| 5| 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 7| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 6| 8| 7| 0| 0| 0| 0| 6| 1| 1| 0| 0| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | | | | __________________________________________________________________________| Nose | + M + + M + + M M M + + + + M + + + + + M M| Metaplasia, Squamous | 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 1 2 2 2 2 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Glomerulosclerosis | 3 3 3| Hyperplasia, Lymphoid | 3 3 | Inflammation, Chronic, Focal | 2 2 2 2 2 2 1 2 3 2 2 2 | Cortex, Degeneration | 4 | Cortex, Necrosis, Focal | 3 | Renal Tubule, Regeneration | 1 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + A| Inflammation, Chronic, Focal | 3 2 2 1 2 2 2 2 1 2 3 3 2 2 2 2 2 2 | Artery, Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| Page 47 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 4| 7| 7| 4| 4| 4| | | DAY ON TEST | 3| 3| 9| 5| 5| 3| 3| 5| 5| 5| | | | 2| 1| 3| 8| 8| 1| 1| 8| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + M M + | 45 | __________________________________________________________________________|____________| Gallbladder | + + + + + | 46 | Degeneration, Hyaline | | 1 2.0| Inflammation, Chronic, Focal | | 1 2.0| Serosa, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + | 48 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + | 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + | 48 | Amyloid Deposition | | 1 4.0| __________________________________________________________________________|____________| Liver | + + + + + | 49 | Eosinophilic Focus | | 1 3.0| Fatty Change | | 3 1.7| Hematopoietic Cell Proliferation | 3 2 | 5 3.2| Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Acute | | 1 4.0| Inflammation, Focal, Granulomatous | | 1 3.0| Mixed Cell Focus | | 1 2.0| Necrosis, Focal | 1 | 9 1.0| Hepatocyte, Hyperplasia, Focal | 3 | 1 3.0| Perivascular, Inflammation, Chronic | | 12 1.6| __________________________________________________________________________|____________| Mesentery | | 1 | Fat, Necrosis | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + | 49 | Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Chronic, Focal | 1 2 2 | 19 1.8| Artery, Inflammation, Chronic | | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + | 50 | Hyperplasia, Lymphoid | | 2 3.0| Inflammation, Chronic, Focal | 2 2 2 | 31 1.9| __________________________________________________________________________|____________| Stomach | + + + + + | 48 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + | 48 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + | 48 | Inflammation, Chronic | | 5 1.4| __________________________________________________________________________________________________________________________________ * : 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 48 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 4| 7| 7| 4| 4| 4| | | DAY ON TEST | 3| 3| 9| 5| 5| 3| 3| 5| 5| 5| | | | 2| 1| 3| 8| 8| 1| 1| 8| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Tooth | + | 1 | Inflammation, Acute | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + | 50 | Mineralization, Focal | | 1 1.0| Coronary Artery, Inflammation, | | | Chronic | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + | 49 | Capsule, Hyperplasia | | 1 4.0| Subcapsular, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + | 49 | Accessory Adrenal Cortical Nodule | | 1 | Angiectasis | | 1 3.0| Congestion | | 1 2.0| Cytoplasmic Alteration, Focal | | 1 3.0| Vacuolization Cytoplasmic | 4 | 1 4.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + | 47 | Congestion | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + | 49 | Hyperplasia | | 6 1.2| __________________________________________________________________________|____________| Parathyroid Gland | + M M M M | 31 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + | 45 | Congestion | | 1 1.0| Pars Distalis, Angiectasis | | 1 4.0| Pars Distalis, Hyperplasia, Focal | | 13 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + | 50 | Inflammation, Chronic, Focal | 2 1 2 1 1 | 11 1.7| Follicular Cell, Cyst | X | 1 | Follicular Cell, Hyperplasia, Focal | 4 4 4 | 25 2.4| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | | 1 | Dilatation | | 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 49 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 4| 7| 7| 4| 4| 4| | | DAY ON TEST | 3| 3| 9| 5| 5| 3| 3| 5| 5| 5| | | | 2| 1| 3| 8| 8| 1| 1| 8| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + | 50 | Abscess | | 3 4.0| Congestion | 1 | 1 1.0| Cyst | | 10 | Hemorrhage | | 1 3.0| Inflammation, Granulomatous | | 1 3.0| __________________________________________________________________________|____________| Uterus | + + + + M | 49 | Angiectasis | | 1 4.0| Dilatation | | 5 3.8| Inflammation, Acute | | 1 3.0| Thrombosis | 2 | 1 2.0| Endometrium, Hyperplasia, Cystic | 2 3 | 31 2.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + | 49 | Hyperplasia, Lymphoid | | 1 3.0| Hyperplasia, Neutrophil | | 2 2.5| Myelofibrosis | 2 3 2 2 | 35 2.1| __________________________________________________________________________|____________| Lymph Node | + + + + + | 49 | Mediastinal, Abscess | | 1 3.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + | 44 | Congestion | | 1 2.0| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Plasma Cell | 3 | 9 2.2| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + | 43 | Amyloid Deposition | | 1 3.0| Congestion | 4 | 2 3.5| Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + | 49 | Congestion | | 1 2.0| Hematopoietic Cell Proliferation | 2 3 2 2 2 | 36 2.2| Hyperplasia, Lymphoid | 3 | 8 2.8| __________________________________________________________________________|____________| Thymus | + + + + M | 34 | Congestion | | 1 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M + M M | 17 | __________________________________________________________________________________________________________________________________ * : 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 4| 7| 7| 4| 4| 4| | | DAY ON TEST | 3| 3| 9| 5| 5| 3| 3| 5| 5| 5| | | | 2| 1| 3| 8| 8| 1| 1| 8| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skin | + + + + + | 48 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + | 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + | 50 | Mineralization, Focal | 1 2 | 31 1.7| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + | 50 | Congestion | | 1 2.0| Alveolar Epithelium, Metaplasia | | 1 2.0| Perivascular, Inflammation, Chronic | 2 | 32 1.9| Pleura, Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + M | 38 | Metaplasia, Squamous | 2 | 6 2.0| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 | 22 2.0| __________________________________________________________________________|____________| Trachea | + + + M + | 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + | 49 | Congestion | | 1 2.0| Glomerulosclerosis | 3 | 8 2.9| Hyperplasia, Lymphoid | | 2 3.0| Inflammation, Chronic, Focal | 2 3 1 | 26 2.0| Cortex, Degeneration | | 1 4.0| Cortex, Necrosis, Focal | | 1 3.0| Renal Tubule, Regeneration | | 2 1.5| __________________________________________________________________________|____________| Urinary Bladder | + + + + + | 46 | Inflammation, Chronic, Focal | 2 2 2 | 36 2.1| Artery, Inflammation, Chronic | | 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 51 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 7| 5| 4| 2| DAY ON TEST | 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 6| 5| 3| 3| 7| 5| 5| 3| 3| 7| 7| 6| | 6| 6| 6| 6| 9| 6| 6| 7| 7| 3| 6| 6| 6| 3| 7| 6| 7| 1| 4| 4| 6| 6| 8| 9| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + M + + + + + + + + + + + + + + + A + M| Inflammation, Chronic, Focal | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + M| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + M + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + +| Artery, Inflammation, Chronic | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + M + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | Abscess, Multiple | 4 | Fatty Change | 3 | Hematopoietic Cell Proliferation | 4 | Hepatodiaphragmatic Nodule | X | Mineralization, Focal | | Necrosis, Focal | 1 | Hepatocyte, Hyperplasia, Focal | 2 | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | + | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 1 2 | Acinus, Atrophy | 1 | Acinus, Hyperplasia | | Periductular, Inflammation, Acute | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 4 | Inflammation, Chronic, Focal | 2 2 2 1 2 2 2 2 1 2 2 1 3 2 2 2 2 1 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + M + + + + + + + + +| Cyst | | Hyperkeratosis | 3 | Hyperplasia, Squamous | | Inflammation, Chronic | 1 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 2 | Inflammation, Chronic | 1 1 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 7| 5| 4| 2| DAY ON TEST | 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 6| 5| 3| 3| 7| 5| 5| 3| 3| 7| 7| 6| | 6| 6| 6| 6| 9| 6| 6| 7| 7| 3| 6| 6| 6| 3| 7| 6| 7| 1| 4| 4| 6| 6| 8| 9| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | __________________________________________________________________________| Tooth | | Abscess | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + +| Coronary Artery, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + +| Cytoplasmic Alteration, Focal | 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + I + + + + + + + + + + + + + +| Hyperplasia | 2 2 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 4 4 4 | __________________________________________________________________________| Parathyroid Gland | M + M + M + + + + + + + + M M M + + + M + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + M + + + + + + +| Pars Distalis, Cyst | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 1 1 | C-Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | Abscess | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | Inflammation, Acute | | Necrosis | 3 | __________________________________________________________________________| Preputial Gland | + + M + + + + + +| Abscess | 4 | Ectasia | 4 3 3| Inflammation, Chronic | 3 2 3 2 4 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + M + + M + +| Hyperplasia, Lymphoid | 3 | Inflammation, Acute | | Inflammation, Chronic | 1 1 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 2 | Dilatation | 3 3 | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 7| 5| 4| 2| DAY ON TEST | 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 6| 5| 3| 3| 7| 5| 5| 3| 3| 7| 7| 6| | 6| 6| 6| 6| 9| 6| 6| 7| 7| 3| 6| 6| 6| 3| 7| 6| 7| 1| 4| 4| 6| 6| 8| 9| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + +| Hypospermia, Focal | | Seminiferous Tubule, Atrophy | 1 1 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | Hypochromasia | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | 4 2 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | | Inguinal, Infiltration Cellular, | | Plasma Cell | 4 | Lumbar, Hyperplasia, Lymphoid | 3 4 | Lumbar, Infiltration Cellular, | | Plasma Cell | 3 | Renal, Hyperplasia, Lymphoid | 3 2 | Renal, Infiltration Cellular, Plasma | | Cell | 3 | __________________________________________________________________________| Lymph Node, Mandibular | M + + + + M + + + M + + + + + + + + + + + M + +| Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Plasma Cell | 3 2 3 3 2 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + M + + + + M + + + + + + + + M + + + + +| Congestion | 3 3 2 3 | Hematopoietic Cell Proliferation | 4 | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Histiocyte | 3 | Inflammation, Acute | 4 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Hematopoietic Cell Proliferation | 2 3 4 3 4 3 2 2 4 4 | Hyperplasia, Lymphoid | 4 2 2 | Inflammation, Acute | | __________________________________________________________________________| Thymus | M M M M M M M M M M M M M M M M + M M M M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M + M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + M + + + + + + + +| Fibrosis | | Ulcer | 4 2 2 | Dermis, Inflammation, Chronic | | Epidermis, Inflammation, Acute | | Subcutaneous Tissue, Hyperplasia, | | Lymphoid | 2 | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 7| 5| 4| 2| DAY ON TEST | 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 6| 5| 3| 3| 7| 5| 5| 3| 3| 7| 7| 6| | 6| 6| 6| 6| 9| 6| 6| 7| 7| 3| 6| 6| 6| 3| 7| 6| 7| 1| 4| 4| 6| 6| 8| 9| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 | Cranium, Fibrous Osteodystrophy | | Tarsal, Hyperostosis | 4 4 4 4 4 3 4 4 3 4 3 4 3 3 4 4 3 4 4 3| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Infiltration Cellular, Histiocyte | | Alveolar Epithelium, Hyperplasia | 2 | Perivascular, Inflammation, Chronic | 2 2 2 2 2 2 2 2 2 2 | Pleura, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + M + + + + M + + + + + + + + + + + + + M + +| Inflammation, Chronic | | Metaplasia, Squamous | 2 2 2 3 2 1 2 3 2 1 | Respiratory Epithelium, Degeneration,| | Hyaline | 3 3 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 | Glomerulosclerosis | 2 3 | Hydronephrosis | | Hyperplasia, Lymphoid | 3 | Inflammation, Acute, Focal | | Inflammation, Chronic, Focal | 2 1 2 2 2 1 1 1 2 2 1 2 | Mineralization | 1 | Capsule, Fibrosis | | Pelvis, Inflammation, Acute | | Renal Tubule, Regeneration | 1 1 1 3 1 1 1 1 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + A + A| Calculus Gross Observation | | Concretion | 2 | _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 7| 5| 4| 2| DAY ON TEST | 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 6| 5| 3| 3| 7| 5| 5| 3| 3| 7| 7| 6| | 6| 6| 6| 6| 9| 6| 6| 7| 7| 3| 6| 6| 6| 3| 7| 6| 7| 1| 4| 4| 6| 6| 8| 9| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Chronic, Focal | 2 3 1 1 1 1 1 2 2 2 1 1 1 2 2 | Inflammation, Chronic Active | | Artery, Inflammation, Chronic | | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 6| 5| 4| 2| 4| 7| 7| 7| 7| 4| 7| 7| 4| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 6| 5| 5| 6| 5| 9| 5| 3| 3| 3| 3| 5| 3| 3| 5| 5| 5| | 7| 7| 7| 7| 8| 7| 7| 7| 3| 7| 1| 1| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + + M + + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + M + + M + + M + + + + + M | Inflammation, Chronic, Focal | 3 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + | Artery, Inflammation, Chronic | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + A + + + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + | Abscess | | Abscess, Multiple | | Fatty Change | 1 | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | X | Mineralization, Focal | 2 | Necrosis, Focal | 2 3 | Hepatocyte, Hyperplasia, Focal | | Perivascular, Inflammation, Chronic | 1 | __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 4 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + M M + + + + + + | Inflammation, Chronic, Focal | | Acinus, Atrophy | 2 1 | Acinus, Hyperplasia | | Periductular, Inflammation, Acute | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 2 | Inflammation, Chronic, Focal | 1 2 2 1 2 2 1 2 3 2 2 2 3 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + | Cyst | X | Hyperkeratosis | | Hyperplasia, Squamous | 3 | Inflammation, Chronic | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + | Inflammation, Acute | | Inflammation, Chronic | 1 1 1 | _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 6| 5| 4| 2| 4| 7| 7| 7| 7| 4| 7| 7| 4| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 6| 5| 5| 6| 5| 9| 5| 3| 3| 3| 3| 5| 3| 3| 5| 5| 5| | 7| 7| 7| 7| 8| 7| 7| 7| 3| 7| 1| 1| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | __________________________________________________________________________| Tooth | + | Abscess | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + | Coronary Artery, Inflammation, | | Chronic | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + | Capsule, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + | Cytoplasmic Alteration, Focal | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + | Hyperplasia | 2 1 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + M M + + + + + + | Hyperplasia | 2 3 2 2 | __________________________________________________________________________| Parathyroid Gland | + + + M + + + M M + + M + + + + M + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + I + + | Pars Distalis, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 1 1 1 | C-Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Abscess | 4 | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Penis | + | Inflammation, Acute | 4 | Necrosis | | __________________________________________________________________________| Preputial Gland | + + + + + + + + | Abscess | 4 3 4 | Ectasia | | Inflammation, Chronic | 4 3 3 2 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | Inflammation, Acute | 4 | Inflammation, Chronic | 2 1 1 2 1 | __________________________________________________________________________| Seminal Vesicle | + + + + M + + + + + + + + + + + + + | Atrophy | 1 | Dilatation | 2 3 | _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 6| 5| 4| 2| 4| 7| 7| 7| 7| 4| 7| 7| 4| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 6| 5| 5| 6| 5| 9| 5| 3| 3| 3| 3| 5| 3| 3| 5| 5| 5| | 7| 7| 7| 7| 8| 7| 7| 7| 3| 7| 1| 1| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + | Hypospermia, Focal | 3 | Seminiferous Tubule, Atrophy | 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | Hypochromasia | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + | Hyperplasia, Neutrophil | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + | Inguinal, Hyperplasia, Lymphoid | | Inguinal, Infiltration Cellular, | | Plasma Cell | | Lumbar, Hyperplasia, Lymphoid | | Lumbar, Infiltration Cellular, | | Plasma Cell | | Renal, Hyperplasia, Lymphoid | | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | + + + M + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 2 2 2 2 2 2 2 1 2 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + M + + + + + + | Congestion | 2 2 2 3 4 2 4 4 2 | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | | Infiltration Cellular, Histiocyte | | Inflammation, Acute | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + | Atrophy | | Hematopoietic Cell Proliferation | 3 4 4 2 2 3 4 2 | Hyperplasia, Lymphoid | 3 2 | Inflammation, Acute | 3 | __________________________________________________________________________| Thymus | + M M M + M M M + M + M M M + + M M | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + M + | Fibrosis | | Ulcer | 3 2 | Dermis, Inflammation, Chronic | 3 2 | Epidermis, Inflammation, Acute | 3 | Subcutaneous Tissue, Hyperplasia, | | Lymphoid | | _____________________________________________________________________________________________________________________| Page 59 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 6| 5| 4| 2| 4| 7| 7| 7| 7| 4| 7| 7| 4| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 6| 5| 5| 6| 5| 9| 5| 3| 3| 3| 3| 5| 3| 3| 5| 5| 5| | 7| 7| 7| 7| 8| 7| 7| 7| 3| 7| 1| 1| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + | Hyperostosis | | Cranium, Fibrous Osteodystrophy | X | Tarsal, Hyperostosis | 3 4 4 4 X 4 4 4 4 4 4 4 3 3 4 4 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + | Mineralization, Focal | 2 1 2 2 2 2 2 2 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + | Congestion | | Infiltration Cellular, Histiocyte | 4 | Alveolar Epithelium, Hyperplasia | | Perivascular, Inflammation, Chronic | 2 2 2 3 2 2 2 2 2 2 2 | Pleura, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | 3 | Metaplasia, Squamous | 2 4 2 2 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 3 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + | Congestion | 2 | Glomerulosclerosis | 3 3 | Hydronephrosis | | Hyperplasia, Lymphoid | 3 | Inflammation, Acute, Focal | 4 | Inflammation, Chronic, Focal | 1 1 2 3 2 2 2 2 2 2 1 1 1 | Mineralization | | Capsule, Fibrosis | | Pelvis, Inflammation, Acute | | Renal Tubule, Regeneration | 1 2 1 1 1 2 1 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + | Calculus Gross Observation | | Concretion | | _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 6| 5| 4| 2| 4| 7| 7| 7| 7| 4| 7| 7| 4| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 6| 5| 5| 6| 5| 9| 5| 3| 3| 3| 3| 5| 3| 3| 5| 5| 5| | 7| 7| 7| 7| 8| 7| 7| 7| 3| 7| 1| 1| 7| 3| 7| 7| 7| 7| 7| 7| 7| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Chronic, Focal | 3 2 2 1 1 1 2 | Inflammation, Chronic Active | 4 | Artery, Inflammation, Chronic | 3 | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 1| 7| 7| 7| 4| 4| | | DAY ON TEST | 3| 1| 4| 1| 7| 3| 3| 3| 5| 5| | | | 7| 8| 1| 9| 6| 7| 7| 7| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + M + + M + + + | 47 | __________________________________________________________________________|____________| Gallbladder | + + + + M M + + | 41 | Inflammation, Chronic, Focal | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + | 49 | Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + M + + + | 48 | Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + M + + + | 49 | Artery, Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + M + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + M + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + M + + + | 48 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + M + M + + + | 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Abscess | 3 | 1 3.0| Abscess, Multiple | | 1 4.0| Fatty Change | | 2 2.0| Hematopoietic Cell Proliferation | | 1 4.0| Hepatodiaphragmatic Nodule | | 2 | Mineralization, Focal | | 1 2.0| Necrosis, Focal | | 3 2.0| Hepatocyte, Hyperplasia, Focal | | 1 2.0| Perivascular, Inflammation, Chronic | 1 | 2 1.0| __________________________________________________________________________|____________| Mesentery | + | 4 | Fat, Necrosis | 3 | 4 3.5| __________________________________________________________________________|____________| Pancreas | + + + + M + + + | 47 | Inflammation, Chronic, Focal | 2 2 | 4 1.8| Acinus, Atrophy | | 3 1.3| Acinus, Hyperplasia | 3 | 1 3.0| Periductular, Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + | 50 | Hyperplasia, Lymphoid | | 2 3.0| Inflammation, Chronic, Focal | 2 2 2 1 | 38 1.9| __________________________________________________________________________|____________| Stomach | + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 49 | Cyst | | 1 | Hyperkeratosis | | 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 62 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 1| 7| 7| 7| 4| 4| | | DAY ON TEST | 3| 1| 4| 1| 7| 3| 3| 3| 5| 5| | | | 7| 8| 1| 9| 6| 7| 7| 7| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Hyperplasia, Squamous | | 1 3.0| Inflammation, Chronic | | 1 1.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 50 | Inflammation, Acute | | 1 2.0| Inflammation, Chronic | 1 1 | 7 1.0| __________________________________________________________________________|____________| Tooth | + | 2 | Abscess | 3 | 2 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 50 | Coronary Artery, Inflammation, | | | Chronic | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + | 50 | Capsule, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + | 50 | Cytoplasmic Alteration, Focal | | 5 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + M + + + + M + | 47 | Hyperplasia | 2 4 | 8 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + M + + + | 47 | Hyperplasia | 2 2 2 | 11 2.6| __________________________________________________________________________|____________| Parathyroid Gland | + + M + M + M M | 34 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + | 48 | Pars Distalis, Cyst | 2 X | 3 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + M + + + | 49 | Inflammation, Chronic, Focal | | 5 1.0| C-Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | Abscess | | 1 4.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + | 50 | __________________________________________________________________________|____________| Penis | | 2 | Inflammation, Acute | | 1 4.0| Necrosis | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + | 17 | __________________________________________________________________________________________________________________________________ * : 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 1| 7| 7| 7| 4| 4| | | DAY ON TEST | 3| 1| 4| 1| 7| 3| 3| 3| 5| 5| | | | 7| 8| 1| 9| 6| 7| 7| 7| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Abscess | | 4 3.8| Ectasia | 3 | 4 3.3| Inflammation, Chronic | | 11 2.8| __________________________________________________________________________|____________| Prostate | + + + + + + + + | 48 | Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Acute | 3 | 2 3.5| Inflammation, Chronic | 2 2 | 9 1.4| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + | 49 | Atrophy | | 3 1.3| Dilatation | | 4 2.8| __________________________________________________________________________|____________| Testes | + + + + + + + + | 50 | Hypospermia, Focal | | 1 3.0| Seminiferous Tubule, Atrophy | | 5 1.4| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 1 | Hypochromasia | X | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + | 50 | Hyperplasia, Neutrophil | | 4 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + M + + + | 49 | Inguinal, Hyperplasia, Lymphoid | 4 | 1 4.0| Inguinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Lumbar, Hyperplasia, Lymphoid | | 2 3.5| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 1 3.0| Renal, Hyperplasia, Lymphoid | | 2 2.5| Renal, Infiltration Cellular, Plasma | | | Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + M + M + + + | 43 | Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Plasma Cell | 4 2 3 | 19 2.3| __________________________________________________________________________|____________| Lymph Node, Mesenteric | M + + + M + M + | 43 | Congestion | 4 | 14 2.9| Hematopoietic Cell Proliferation | | 1 4.0| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Histiocyte | | 1 3.0| Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + | 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 64 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 1| 7| 7| 7| 4| 4| | | DAY ON TEST | 3| 1| 4| 1| 7| 3| 3| 3| 5| 5| | | | 7| 8| 1| 9| 6| 7| 7| 7| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Atrophy | 4 | 1 4.0| Hematopoietic Cell Proliferation | 2 | 19 3.0| Hyperplasia, Lymphoid | 4 | 6 2.8| Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Thymus | M M + M M M M M | 11 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M + | 2 | __________________________________________________________________________|____________| Skin | + + + + + + + + | 48 | Fibrosis | 3 | 1 3.0| Ulcer | 4 | 6 2.8| Dermis, Inflammation, Chronic | | 2 2.5| Epidermis, Inflammation, Acute | | 1 3.0| Subcutaneous Tissue, Hyperplasia, | | | Lymphoid | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + | 50 | Hyperostosis | | 1 3.0| Cranium, Fibrous Osteodystrophy | | 1 | Tarsal, Hyperostosis | 4 3 4 4 4 3 3 | 44 3.7| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | Mineralization, Focal | 2 | 19 1.9| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Congestion | 2 | 1 2.0| Infiltration Cellular, Histiocyte | | 1 4.0| Alveolar Epithelium, Hyperplasia | | 1 2.0| Perivascular, Inflammation, Chronic | 2 | 22 2.0| Pleura, Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + + + | 47 | Inflammation, Chronic | | 1 3.0| Metaplasia, Squamous | 3 3 | 17 2.3| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 | 21 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 65 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 4| 1| 7| 7| 7| 4| 4| | | DAY ON TEST | 3| 1| 4| 1| 7| 3| 3| 3| 5| 5| | | | 7| 8| 1| 9| 6| 7| 7| 7| 7| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + M + + + | 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 4 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 50 | Congestion | | 2 1.5| Glomerulosclerosis | 4 3 3 | 7 3.0| Hydronephrosis | 3 | 1 3.0| Hyperplasia, Lymphoid | | 2 3.0| Inflammation, Acute, Focal | | 1 4.0| Inflammation, Chronic, Focal | 1 | 26 1.6| Mineralization | | 1 1.0| Capsule, Fibrosis | 2 | 1 2.0| Pelvis, Inflammation, Acute | 3 | 1 3.0| Renal Tubule, Regeneration | 1 1 4 1 | 25 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + A + + + | 47 | Calculus Gross Observation | X | 1 | Concretion | | 1 2.0| Inflammation, Chronic, Focal | 2 | 23 1.6| Inflammation, Chronic Active | 3 | 2 3.5| Artery, Inflammation, Chronic | | 1 3.0| Transitional Epithelium, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 66 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 7| 7| 6| 7| 5| 4| 4| 4| 7| 7| 4| 1| 0| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 7| 5| 3| 3| 3| 3| 7| 3| 0| 5| 5| 5| 3| 3| 5| 1| 8| 3| 3| 3| 3| 5| | 5| 5| 5| 1| 7| 5| 5| 5| 5| 1| 5| 2| 6| 7| 6| 5| 5| 6| 1| 7| 5| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% 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 | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + + + + A + + A M + + M + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + A + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + A + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + A + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + A + + M M + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + A M + A + + + + + | Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + A + + A A + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + | Basophilic Focus | | Cytoplasmic Alteration, Focal | | Fatty Change | 1 | Hematopoietic Cell Proliferation | | Necrosis, Focal | 4 | Hepatocyte, Hyperplasia, Focal | | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | | Hemorrhage | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + M + + + + | Inflammation, Chronic, Focal | 2 2 1 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + M + + + + | Inflammation, Chronic, Focal | 1 2 2 2 1 2 2 2 1 3 2 1 2 3 2 2 | Karyomegaly | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + | Acanthosis | 4 | Cyst Epithelial Inclusion | X | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + M + + + + + | Inflammation, Acute | | Inflammation, Chronic | | Mineralization, Focal | | Mineralization | 1 | __________________________________________________________________________| Tooth | | Abscess | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | | _____________________________________________________________________________________________________________________| Page 67 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 7| 7| 6| 7| 5| 4| 4| 4| 7| 7| 4| 1| 0| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 7| 5| 3| 3| 3| 3| 7| 3| 0| 5| 5| 5| 3| 3| 5| 1| 8| 3| 3| 3| 3| 5| | 5| 5| 5| 1| 7| 5| 5| 5| 5| 1| 5| 2| 6| 7| 6| 5| 5| 6| 1| 7| 5| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + | Cytoplasmic Alteration, Focal | 2 2 2 2 | Inflammation, Chronic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + | Hyperplasia | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + M + M + + | Hyperplasia | 2 1 | __________________________________________________________________________| Parathyroid Gland | M + M + + + + + + + M + + + + M M M + | __________________________________________________________________________| Pituitary Gland | I M + M + + + + + + + M + M + M + + + | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + | Follicular Cell, Hyperplasia, Focal | 1 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | | Spermatocele | | Duct, Dilatation | | __________________________________________________________________________| Penis | | Abscess | | Inflammation, Subacute | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + | Abscess | 4 4 | Ectasia | 4 | Inflammation, Chronic | 2 4 3 4 3 2 2 2 | __________________________________________________________________________| Prostate | + M + + + + + + + + + + + + M + + + + | Inflammation, Chronic | 2 2 2 2 2 | Inflammation, Subacute | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + M + + + + | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + | Mineralization | | Capsule, Inflammation, Chronic | 2 | Seminiferous Tubule, Atrophy | 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 68 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 7| 7| 6| 7| 5| 4| 4| 4| 7| 7| 4| 1| 0| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 7| 5| 3| 3| 3| 3| 7| 3| 0| 5| 5| 5| 3| 3| 5| 1| 8| 3| 3| 3| 3| 5| | 5| 5| 5| 1| 7| 5| 5| 5| 5| 1| 5| 2| 6| 7| 6| 5| 5| 6| 1| 7| 5| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia, Neutrophil | 2 3 4 | __________________________________________________________________________| Lymph Node | M + + + + + + + + + M + + + M + + + + | Inguinal, Congestion | | Inguinal, Infiltration Cellular, | | Plasma Cell | 4 | Lumbar, Hyperplasia, Lymphoid | | Lumbar, Infiltration Cellular, | | Plasma Cell | | Mediastinal, Hyperplasia, Lymphoid | | Renal, Congestion | | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | M + + + M M M M M + M + M + M M M M M | Infiltration Cellular, Plasma Cell | 2 2 3 2 | __________________________________________________________________________| Lymph Node, Mesenteric | M + + + + + + + + + M + + + M + + + + | Congestion | 4 2 2 2 2 1 | Hematopoietic Cell Proliferation | 3 | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 2 1 4 2 3 4 | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Thymus | M M M M M + M + M M M + + + M + + M + | Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M + M M M M M M M M M M | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | | Ulcer | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + | Tarsal, Hyperostosis | 4 4 4 4 4 4 4 4 4 4 4 4 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + | Hemorrhage, Focal | 1 | Mineralization, Focal | 2 2 2 2 1 2 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + | Congestion | 2 4 | Granuloma | | _____________________________________________________________________________________________________________________| Page 69 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 4| 7| 7| 7| 7| 6| 7| 5| 4| 4| 4| 7| 7| 4| 1| 0| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 7| 5| 3| 3| 3| 3| 7| 3| 0| 5| 5| 5| 3| 3| 5| 1| 8| 3| 3| 3| 3| 5| | 5| 5| 5| 1| 7| 5| 5| 5| 5| 1| 5| 2| 6| 7| 6| 5| 5| 6| 1| 7| 5| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0.06% 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Infiltration Cellular, Histiocyte | 4 4 4 | Bronchiole, Epithelium, Hyperplasia | 4 | Bronchus, Foreign Body | 3 | Perivascular, Inflammation, Chronic | 1 2 2 1 2 2 2 2 1 | __________________________________________________________________________| Nose | M + + + + + M + + M + + + + + + + + M | Inflammation, Chronic | 3 2 | Metaplasia, Squamous | 3 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cornea, Degeneration | | Cornea, Inflammation, Acute | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + A + + + + + | Abscess | 4 | Congestion | 1 1 | Fibrosis, Focal | 2 | Glomerulosclerosis | 3 | Inflammation, Acute, Focal | | Inflammation, Chronic, Focal | 1 1 1 2 | Inflammation, Subacute | | Mineralization | 1 | Papilla, Necrosis | 4 | Renal Tubule, Casts | | Renal Tubule, Hyperplasia, Focal | | Renal Tubule, Regeneration | 1 1 1 1 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + A + + A + + + + + | Calculus Gross Observation | | Calculus Micro Observation Only | | Concretion | 3 | Inflammation, Chronic, Focal | 2 1 3 1 2 2 2 2 1 1 | Inflammation, Subacute | | Transitional Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 70 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 0| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 5| 5| | 6| 6| 5| 5| 8| 6| 6| 6| 6| 2| 6| 6| 6| 6| 6| 6| 6| 6| 6| 2| 6| 6| 6| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 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 | + + + + + + + + + M + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + A + + + + A + + + + + + + + + A + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | 4 | __________________________________________________________________________| Intestine Large, Colon | + M + + + + M + + + + + + + + + + + + M + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + M + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + M + + + + + + + + + + + + + + A + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + M + M + + + + A + + + + + + + + + A + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + M + + + + + + + + + + + + + + A + + + | Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + M + + + + A + + + + + + + + + A + + + | Hyperplasia, Lymphoid | 4 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X | Cytoplasmic Alteration, Focal | 2 4 4 | Fatty Change | 2 | Hematopoietic Cell Proliferation | 2 | Necrosis, Focal | 1 | Hepatocyte, Hyperplasia, Focal | 3 | Perivascular, Inflammation, Chronic | 1 | __________________________________________________________________________| Mesentery | + + | Hemorrhage | 2 | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 2 2 3 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 2 2 1 2 2 2 2 3 1 2 2 2 3 2 | Karyomegaly | 3 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + A + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + A + + + | Acanthosis | | Cyst Epithelial Inclusion | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + M + + + + + + + + + A + + + | Inflammation, Acute | 2 | Inflammation, Chronic | 1 2 | Mineralization, Focal | 2 | Mineralization | | __________________________________________________________________________| Tooth | | Abscess | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 1 | _____________________________________________________________________________________________________________________| Page 71 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 0| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 5| 5| | 6| 6| 5| 5| 8| 6| 6| 6| 6| 2| 6| 6| 6| 6| 6| 6| 6| 6| 6| 2| 6| 6| 6| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + M + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + M + + + + + + + | Cytoplasmic Alteration, Focal | 2 2 2 2 2 | Inflammation, Chronic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + M + + + + + + + | Hyperplasia | 1 2 2 1 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 1 | __________________________________________________________________________| Parathyroid Gland | + + M M + + + M + M + + + + + + + M + + + + + | __________________________________________________________________________| Pituitary Gland | + + + + M M + + + M + + + + + + + + + + + + + | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + | Follicular Cell, Hyperplasia, Focal | 1 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | 2 1 | Spermatocele | X | Duct, Dilatation | 3 | __________________________________________________________________________| Penis | + | Abscess | 4 | Inflammation, Subacute | | __________________________________________________________________________| Preputial Gland | + + + + + + + + | Abscess | 4 4 3 4 4 | Ectasia | | Inflammation, Chronic | 4 2 | __________________________________________________________________________| Prostate | M + + + M + + + M + + + + + + + + + + + + + M | Inflammation, Chronic | 1 2 2 2 | Inflammation, Subacute | 4 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + | Mineralization | 3 2 2 2 | Capsule, Inflammation, Chronic | | Seminiferous Tubule, Atrophy | 1 2 3 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 72 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 0| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 5| 5| | 6| 6| 5| 5| 8| 6| 6| 6| 6| 2| 6| 6| 6| 6| 6| 6| 6| 6| 6| 2| 6| 6| 6| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia, Neutrophil | 2 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + | Inguinal, Congestion | 3 | Inguinal, Infiltration Cellular, | | Plasma Cell | 3 | Lumbar, Hyperplasia, Lymphoid | | Lumbar, Infiltration Cellular, | | Plasma Cell | 4 | Mediastinal, Hyperplasia, Lymphoid | 4 | Renal, Congestion | | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | + M + + M + M + + + M M + + + M M M + M M M M | Infiltration Cellular, Plasma Cell | 1 2 2 2 2 4 2 2 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + M + M + + + + + + + + + + + + + + + + + + | Congestion | 3 3 2 2 3 3 4 | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 3 3 4 3 | Hyperplasia, Lymphoid | 4 | __________________________________________________________________________| Thymus | M M + + M M + + M M + + M M M M + M M M M + + | Hyperplasia, Lymphoid | 4 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M + M M M M M M M M M M M M M M M M M M M + | __________________________________________________________________________| Skin | + + + + + + + + + + + M + + + + + + + + + + + | Inflammation, Chronic, Focal | 3 | Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + | Tarsal, Hyperostosis | 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + | Hemorrhage, Focal | | Mineralization, Focal | 2 2 2 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + | Congestion | 4 | Granuloma | 2 | _____________________________________________________________________________________________________________________| Page 73 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 0| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 7| 3| 3| 3| 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 5| 5| | 6| 6| 5| 5| 8| 6| 6| 6| 6| 2| 6| 6| 6| 6| 6| 6| 6| 6| 6| 2| 6| 6| 6| 7| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Infiltration Cellular, Histiocyte | 4 | Bronchiole, Epithelium, Hyperplasia | | Bronchus, Foreign Body | | Perivascular, Inflammation, Chronic | 3 2 2 2 1 2 3 2 1 2 2 2 | __________________________________________________________________________| Nose | + + + M + + + + M + + + M + + + + + + M + + + | Inflammation, Chronic | 3 2 3 2 3 | Metaplasia, Squamous | 3 3 3 2 3 3 2 4 3 2 3 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + M + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + | Cornea, Degeneration | 3 | Cornea, Inflammation, Acute | 3 | __________________________________________________________________________| Harderian Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + | Abscess | | Congestion | 1 | Fibrosis, Focal | 2 | Glomerulosclerosis | | Inflammation, Acute, Focal | 2 | Inflammation, Chronic, Focal | 2 2 2 2 3 2 2 2 2 | Inflammation, Subacute | | Mineralization | 2 | Papilla, Necrosis | | Renal Tubule, Casts | | Renal Tubule, Hyperplasia, Focal | 3 | Renal Tubule, Regeneration | 1 1 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + A + + + + M + + + + + + + + + + + + + | Calculus Gross Observation | X | Calculus Micro Observation Only | X | Concretion | | Inflammation, Chronic, Focal | 2 1 2 2 2 2 2 1 1 1 1 2 | Inflammation, Subacute | 3 | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 74 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 4| 7| 7| 7| 7| 4| | | DAY ON TEST | 3| 3| 5| 5| 5| 3| 3| 3| 3| 2| | | | 6| 6| 7| 1| 6| 6| 6| 6| 6| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + M + + | 48 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + | 43 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + | 50 | Inflammation, Chronic | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + | 46 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + M + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + A | 42 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + | 45 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + A | 43 | Hyperplasia, Lymphoid | | 1 4.0| __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Basophilic Focus | | 1 | Cytoplasmic Alteration, Focal | 4 | 4 3.5| Fatty Change | | 2 1.5| Hematopoietic Cell Proliferation | | 1 2.0| Necrosis, Focal | 1 | 3 2.0| Hepatocyte, Hyperplasia, Focal | | 1 3.0| Perivascular, Inflammation, Chronic | | 1 1.0| __________________________________________________________________________|____________| Mesentery | | 2 | Hemorrhage | | 1 2.0| Fat, Necrosis | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + | 49 | Inflammation, Chronic, Focal | 2 | 10 1.9| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + | 49 | Inflammation, Chronic, Focal | 2 3 2 1 2 2 | 36 1.9| Karyomegaly | | 1 3.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + | 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 49 | Acanthosis | | 1 4.0| Cyst Epithelial Inclusion | | 1 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 47 | Inflammation, Acute | | 1 2.0| Inflammation, Chronic | | 2 1.5| Mineralization, Focal | | 1 2.0| Mineralization | | 1 1.0| __________________________________________________________________________|____________| 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 75 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 4| 7| 7| 7| 7| 4| | | DAY ON TEST | 3| 3| 5| 5| 5| 3| 3| 3| 3| 2| | | | 6| 6| 7| 1| 6| 6| 6| 6| 6| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Abscess | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 50 | Cardiomyopathy | | 1 1.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + M + + + + + | 48 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + M + + + + + | 48 | Cytoplasmic Alteration, Focal | 2 | 10 2.0| Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + M + + + + + | 48 | Hyperplasia | 2 | 7 1.9| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + | 48 | Hyperplasia | 1 | 4 1.3| __________________________________________________________________________|____________| Parathyroid Gland | + M + M + + + + | 37 | __________________________________________________________________________|____________| Pituitary Gland | + + + I + + + M | 39 | Pars Distalis, Cyst | | 1 | Pars Distalis, Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + | 49 | Follicular Cell, Hyperplasia, Focal | 2 | 6 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + | 50 | Inflammation, Chronic | 2 | 3 1.7| Spermatocele | | 1 | Duct, Dilatation | | 1 3.0| __________________________________________________________________________|____________| Penis | + | 2 | Abscess | | 1 4.0| Inflammation, Subacute | 1 | 1 1.0| __________________________________________________________________________|____________| Preputial Gland | + + + + | 22 | Abscess | 4 | 8 3.9| Ectasia | 4 3 | 3 3.7| Inflammation, Chronic | 2 1 2 | 13 2.5| __________________________________________________________________________|____________| Prostate | + + M + M + + + | 42 | Inflammation, Chronic | 3 | 10 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 76 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 4| 7| 7| 7| 7| 4| | | DAY ON TEST | 3| 3| 5| 5| 5| 3| 3| 3| 3| 2| | | | 6| 6| 7| 1| 6| 6| 6| 6| 6| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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, Subacute | | 1 4.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + | 49 | Inflammation, Chronic | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + | 50 | Mineralization | | 4 2.3| Capsule, Inflammation, Chronic | | 1 2.0| Seminiferous Tubule, Atrophy | 2 | 6 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + M | 49 | Hyperplasia, Neutrophil | 3 2 | 7 2.7| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 47 | Inguinal, Congestion | | 1 3.0| Inguinal, Infiltration Cellular, | | | Plasma Cell | | 2 3.5| Lumbar, Hyperplasia, Lymphoid | 2 | 1 2.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Mediastinal, Hyperplasia, Lymphoid | | 1 4.0| Renal, Congestion | 4 | 1 4.0| Renal, Infiltration Cellular, Plasma | | | Cell | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + M M M + M | 20 | Infiltration Cellular, Plasma Cell | 2 2 | 15 2.2| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + | 45 | Congestion | 3 1 4 2 4 | 18 2.6| Hematopoietic Cell Proliferation | | 1 3.0| Hyperplasia, Lymphoid | 4 | 1 4.0| Infiltration Cellular, Plasma Cell | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + | 50 | Hematopoietic Cell Proliferation | 3 4 3 2 3 4 | 18 3.0| Hyperplasia, Lymphoid | | 2 3.5| __________________________________________________________________________|____________| Thymus | M + M M M M M M | 18 | Hyperplasia, Lymphoid | | 1 4.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M | 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + | 49 | Inflammation, Chronic, Focal | | 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 77 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 4| 7| 7| 7| 7| 4| | | DAY ON TEST | 3| 3| 5| 5| 5| 3| 3| 3| 3| 2| | | | 6| 6| 7| 1| 6| 6| 6| 6| 6| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Ulcer | 4 2 | 3 2.7| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + M | 49 | Tarsal, Hyperostosis | 4 4 4 4 4 4 | 35 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | Hemorrhage, Focal | | 1 1.0| Mineralization, Focal | 2 2 2 2 1 | 23 1.9| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Congestion | | 3 3.3| Granuloma | | 1 2.0| Infiltration Cellular, Histiocyte | 2 2 | 6 3.3| Bronchiole, Epithelium, Hyperplasia | | 1 4.0| Bronchus, Foreign Body | | 1 3.0| Perivascular, Inflammation, Chronic | 2 2 2 | 24 1.9| __________________________________________________________________________|____________| Nose | + + + + M + + M | 40 | Inflammation, Chronic | | 7 2.6| Metaplasia, Squamous | 2 2 3 3 | 20 2.7| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 | 25 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + | 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 3 | Cornea, Degeneration | | 1 3.0| Cornea, Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 49 | Abscess | | 1 4.0| Congestion | | 3 1.0| Fibrosis, Focal | | 2 2.0| Glomerulosclerosis | | 1 3.0| Inflammation, Acute, Focal | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 78 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 4| 7| 7| 7| 7| 4| | | DAY ON TEST | 3| 3| 5| 5| 5| 3| 3| 3| 3| 2| | | | 6| 6| 7| 1| 6| 6| 6| 6| 6| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation, Chronic, Focal | 2 2 1 2 2 | 18 1.8| Inflammation, Subacute | 4 | 1 4.0| Mineralization | 4 | 3 2.3| Papilla, Necrosis | 4 | 2 4.0| Renal Tubule, Casts | 4 | 1 4.0| Renal Tubule, Hyperplasia, Focal | | 1 3.0| Renal Tubule, Regeneration | 1 1 1 | 15 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + | 46 | Calculus Gross Observation | | 1 | Calculus Micro Observation Only | | 1 | Concretion | | 1 3.0| Inflammation, Chronic, Focal | 2 2 3 | 25 1.7| Inflammation, Subacute | | 1 3.0| Transitional Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 79 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 5| 0| 5| 3| 3| 1| 5| 5| 3| 3| 3| 0| 5| 3| 3| 3| 9| 6| | 1| 1| 1| 1| 6| 1| 1| 7| 8| 6| 4| 4| 2| 6| 6| 4| 4| 4| 9| 6| 4| 4| 4| 5| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% 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 + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + M + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + + M + + M + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Fatty Change | 2 | Hematopoietic Cell Proliferation | 2 | Necrosis, Focal | 3 | Thrombosis | | Hepatocyte, Hyperplasia, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Congestion | | Inflammation, Chronic, Focal | 2 | Acinus, Atrophy | | Acinus, Vacuolization Cytoplasmic | | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 3 1 2 2 2 1 2 2 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Hyperkeratosis | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 3 2 | Inflammation, Chronic | 1 2 1 | Mineralization | 2 | __________________________________________________________________________| Tooth | + | Abscess | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 80 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 5| 0| 5| 3| 3| 1| 5| 5| 3| 3| 3| 0| 5| 3| 3| 3| 9| 6| | 1| 1| 1| 1| 6| 1| 1| 7| 8| 6| 4| 4| 2| 6| 6| 4| 4| 4| 9| 6| 4| 4| 4| 5| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% 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| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Cytoplasmic Alteration, Focal | 2 2 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + M + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | M M + M + + + M + M M M M M M M + + M +| __________________________________________________________________________| Pituitary Gland | + + + + + + I + + M + + + M + I M + M +| Pars Distalis, Congestion | | Pars Distalis, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| Congestion | | Inflammation, Chronic, Focal | 1 | Follicle, Cyst | X | Follicular Cell, Hyperplasia, Focal | 2 3 2 1 2 1 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | | Abscess | | __________________________________________________________________________| Preputial Gland | + + + + + + | Abscess | 4 | Ectasia | 3 3 4 | Inflammation, Chronic | 3 3 1 | __________________________________________________________________________| Prostate | + M + + + + + + + + + M + + + + + M + +| Inflammation, Chronic | 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + M + + + + + + + +| Atrophy | | Dilatation | | Hemorrhage | | Inflammation, Acute | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | Hypospermia, Focal | | Capsule, Fibrosis | | Seminiferous Tubule, Atrophy | 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + M M +| Inguinal, Infiltration Cellular, | | _____________________________________________________________________________________________________________________| Page 81 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 5| 0| 5| 3| 3| 1| 5| 5| 3| 3| 3| 0| 5| 3| 3| 3| 9| 6| | 1| 1| 1| 1| 6| 1| 1| 7| 8| 6| 4| 4| 2| 6| 6| 4| 4| 4| 9| 6| 4| 4| 4| 5| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Plasma Cell | 4 | Lumbar, Infiltration Cellular, | | Plasma Cell | | Mediastinal, Hyperplasia, Lymphoid | | Mediastinal, Infiltration Cellular, | | Plasma Cell | 4| Renal, Congestion | | Renal, Infiltration Cellular, Plasma | | Cell | 4| __________________________________________________________________________| Lymph Node, Mandibular | + M M + M + M M M + M M M + M + M M M +| Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 2 1 2 2 2 3| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + M M +| Congestion | 2 2 4 1 2 3 2 2 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 3 2 4 4 2 2 2 | Hyperplasia, Lymphoid | 4 4 3| Infiltration Cellular, Plasma Cell | 2| Inflammation, Acute | 2 | __________________________________________________________________________| Thymus | + + + + M + M I + + + M + + M + M M M +| Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M + M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 | Scrotal, Subcutaneous Tissue, | | Thrombosis | | Subcutaneous Tissue, Mineralization, | | Focal | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| Tarsal, Fibrosis | 4| Tarsal, Hyperostosis | 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 X| Tarsal, Inflammation, Acute | 3| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 2 2 2 2 1 2 2 2 | __________________________________________________________________________| Peripheral Nerve | | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| Page 82 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 7| 6| 5| DAY ON TEST | 3| 3| 3| 3| 5| 3| 3| 5| 0| 5| 3| 3| 1| 5| 5| 3| 3| 3| 0| 5| 3| 3| 3| 9| 6| | 1| 1| 1| 1| 6| 1| 1| 7| 8| 6| 4| 4| 2| 6| 6| 4| 4| 4| 9| 6| 4| 4| 4| 5| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.3% 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Focal | | Hyperplasia, Lymphoid | | Infiltration Cellular, Histiocyte | 4 | Alveolar Epithelium, Metaplasia | | Bronchiole, Epithelium, Hyperplasia | 3 | Perivascular, Inflammation, Chronic | 2 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Metaplasia, Squamous | 2 2 2 2 2 2 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 3 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Cyst | | Glomerulosclerosis | 2 | Hyperplasia, Lymphoid | | Inflammation, Acute, Focal | 3 | Inflammation, Chronic, Focal | 2 1 1 2 2 2 2 1| Mineralization | 2 | Necrosis, Focal | 2 | Renal Tubule, Atrophy, Focal | | Renal Tubule, Degeneration | | Renal Tubule, Dilatation | 3 | Renal Tubule, Necrosis | | Renal Tubule, Regeneration | 1 2 1 1| __________________________________________________________________________| Urinary Bladder | + M + + + + + + + + + + + + + + + + + +| Ectasia | | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 2 1 2 2 2 2 1| Transitional Epithelium, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 83 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 4| 7| 7| 7| 6| 4| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| DAY ON TEST | 5| 3| 3| 5| 5| 3| 3| 3| 8| 5| 3| 5| 5| 5| 5| 3| 3| 8| 6| 4| 3| 3| 3| 6| 1| | 4| 4| 4| 7| 6| 4| 4| 4| 7| 6| 4| 5| 0| 6| 6| 5| 5| 0| 1| 4| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + A + + M + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + M + A + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | | Fatty Change | | Hematopoietic Cell Proliferation | | Necrosis, Focal | 3 4 4 | Thrombosis | X | Hepatocyte, Hyperplasia, Focal | 2 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 2 | Inflammation, Chronic, Focal | 2 2 | Acinus, Atrophy | | Acinus, Vacuolization Cytoplasmic | 3 | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 1 1 2 2 1 1 2 2 2 2 2 2 2 1 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Hyperkeratosis | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + A + + + + + + + + + + + + +| Inflammation, Acute | | Inflammation, Chronic | 1 1 | Mineralization | | __________________________________________________________________________| Tooth | | Abscess | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + M + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + M + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 84 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 4| 7| 7| 7| 6| 4| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| DAY ON TEST | 5| 3| 3| 5| 5| 3| 3| 3| 8| 5| 3| 5| 5| 5| 5| 3| 3| 8| 6| 4| 3| 3| 3| 6| 1| | 4| 4| 4| 7| 6| 4| 4| 4| 7| 6| 4| 5| 0| 6| 6| 5| 5| 0| 1| 4| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Cytoplasmic Alteration, Focal | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + M + + + + + + + + M + +| Hyperplasia | 1 3 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + M +| Hyperplasia | 2 2 2 2 1 2| __________________________________________________________________________| Parathyroid Gland | + M + M M M + M + + + + + + M + M + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + M M + M + + + + + + M + + + +| Pars Distalis, Congestion | 3 | Pars Distalis, Cyst | X X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Inflammation, Chronic, Focal | | Follicle, Cyst | | Follicular Cell, Hyperplasia, Focal | 2 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | Abscess | 4 | __________________________________________________________________________| Preputial Gland | + + + | Abscess | 4 4 | Ectasia | | Inflammation, Chronic | 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 2 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Dilatation | 2| Hemorrhage | 4| Inflammation, Acute | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hypospermia, Focal | | Capsule, Fibrosis | 3 | Seminiferous Tubule, Atrophy | 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Inguinal, Infiltration Cellular, | | _____________________________________________________________________________________________________________________| Page 85 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 4| 7| 7| 7| 6| 4| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| DAY ON TEST | 5| 3| 3| 5| 5| 3| 3| 3| 8| 5| 3| 5| 5| 5| 5| 3| 3| 8| 6| 4| 3| 3| 3| 6| 1| | 4| 4| 4| 7| 6| 4| 4| 4| 7| 6| 4| 5| 0| 6| 6| 5| 5| 0| 1| 4| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Plasma Cell | | Lumbar, Infiltration Cellular, | | Plasma Cell | 4 | Mediastinal, Hyperplasia, Lymphoid | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Renal, Congestion | 4 | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | M M + M + M + M + M M M M M M M M M + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | 2 2 2 2 2| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 4 4 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + M + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 | Hematopoietic Cell Proliferation | 4 2 4 4 4 2 3| Hyperplasia, Lymphoid | | Infiltration Cellular, Plasma Cell | | Inflammation, Acute | | __________________________________________________________________________| Thymus | + + + M + + + M M M M M + M M + + + + + M| Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Scrotal, Subcutaneous Tissue, | | Thrombosis | X| Subcutaneous Tissue, Mineralization, | | Focal | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + +| Tarsal, Fibrosis | | Tarsal, Hyperostosis | 4 4 4 4 4 4 4 4 4 4 4 X 4 4 4 4| Tarsal, Inflammation, Acute | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 2 2 2 2 2 2 1 2 2 2 | __________________________________________________________________________| Peripheral Nerve | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| Page 86 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 6| 7| 7| 6| 4| 7| 7| 7| 6| 4| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| 7| 7| 7| 6| 5| DAY ON TEST | 5| 3| 3| 5| 5| 3| 3| 3| 8| 5| 3| 5| 5| 5| 5| 3| 3| 8| 6| 4| 3| 3| 3| 6| 1| | 4| 4| 4| 7| 6| 4| 4| 4| 7| 6| 4| 5| 0| 6| 6| 5| 5| 0| 1| 4| 5| 5| 5| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Focal | | Hyperplasia, Lymphoid | | Infiltration Cellular, Histiocyte | | Alveolar Epithelium, Metaplasia | 2 | Bronchiole, Epithelium, Hyperplasia | | Perivascular, Inflammation, Chronic | 2 1 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + M + + M + +| Inflammation, Chronic | 2 3 3 3 | Metaplasia, Squamous | 2 2 4 3 3 3 2 3 3 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Congestion | 1 2 | Cyst | X | Glomerulosclerosis | 4 4| Hyperplasia, Lymphoid | | Inflammation, Acute, Focal | | Inflammation, Chronic, Focal | 1 2 2 2 2 2 2 2 2 1 1 | Mineralization | 3| Necrosis, Focal | | Renal Tubule, Atrophy, Focal | | Renal Tubule, Degeneration | 4 | Renal Tubule, Dilatation | | Renal Tubule, Necrosis | 2| Renal Tubule, Regeneration | 1 1 1 2 1 2 1 3 1| __________________________________________________________________________| Urinary Bladder | + M + + + + + A + + + + + + + + + + + + +| Ectasia | | Hyperplasia, Lymphoid | | Inflammation, Chronic, Focal | 2 2 2 3 2 2| Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 87 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 4| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 4| 6| 5| | | | 5| 5| 5| 5| 5| 5| 5| 7| 1| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + A | 47 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Large, Colon | + + M + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + A | 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Basophilic Focus | X | 2 | Fatty Change | 2 | 2 2.0| Hematopoietic Cell Proliferation | | 1 2.0| Necrosis, Focal | 1 1 | 6 2.7| Thrombosis | | 1 | Hepatocyte, Hyperplasia, Focal | | 2 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 50 | Congestion | | 2 2.5| Inflammation, Chronic, Focal | 2 1 | 5 1.8| Acinus, Atrophy | 4 | 1 4.0| Acinus, Vacuolization Cytoplasmic | | 1 3.0| Duct, Ectasia | 4 | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Congestion | | 1 1.0| Hyperplasia, Lymphoid | 1 | 1 1.0| Inflammation, Chronic, Focal | 1 2 1 2 2 1 | 35 1.7| __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 50 | Acanthosis | | 2 3.0| Hyperkeratosis | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 49 | Inflammation, Acute | | 2 2.5| Inflammation, Chronic | | 5 1.2| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 1 | Abscess | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 88 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 4| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 4| 6| 5| | | | 5| 5| 5| 5| 5| 5| 5| 7| 1| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 49 | Cytoplasmic Alteration, Focal | | 5 2.2| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 48 | Hyperplasia | 1 | 5 1.8| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + | 48 | Hyperplasia | 1 2 | 9 1.8| __________________________________________________________________________|____________| Parathyroid Gland | + M M + M + + + + | 28 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + + | 39 | Pars Distalis, Congestion | 4 | 2 3.5| Pars Distalis, Cyst | X | 3 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | Congestion | 1 | 1 1.0| Inflammation, Chronic, Focal | 1 | 2 1.0| Follicle, Cyst | | 1 | Follicular Cell, Hyperplasia, Focal | 1 | 12 1.8| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Penis | | 1 | Abscess | | 1 4.0| __________________________________________________________________________|____________| Preputial Gland | + + + | 12 | Abscess | 4 4 4 | 6 4.0| Ectasia | | 3 3.3| Inflammation, Chronic | | 4 2.3| __________________________________________________________________________|____________| Prostate | + + + + + + + + + | 47 | Inflammation, Chronic | 2 | 5 1.8| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + | 49 | Atrophy | | 1 3.0| Dilatation | | 1 2.0| Hemorrhage | | 1 4.0| Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + | 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 89 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 4| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 4| 6| 5| | | | 5| 5| 5| 5| 5| 5| 5| 7| 1| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Hemorrhage | | 1 2.0| Hypospermia, Focal | 1 | 1 1.0| Capsule, Fibrosis | | 1 3.0| Seminiferous Tubule, Atrophy | | 2 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Hyperplasia, Neutrophil | 3 3 2 3 | 6 2.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + M + | 47 | Inguinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Lumbar, Infiltration Cellular, | | | Plasma Cell | 4 | 2 4.0| Mediastinal, Hyperplasia, Lymphoid | 1 | 1 1.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Renal, Congestion | | 1 4.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M M M + M M + M + | 17 | Hyperplasia, Lymphoid | 1 | 1 1.0| Infiltration Cellular, Plasma Cell | | 11 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + M + | 47 | Congestion | 2 2 | 13 2.6| Hyperplasia, Lymphoid | 1 | 1 1.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 49 | Congestion | | 2 2.0| Hematopoietic Cell Proliferation | 3 4 | 16 3.1| Hyperplasia, Lymphoid | 1 2 | 5 2.8| Infiltration Cellular, Plasma Cell | | 1 2.0| Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Thymus | M M + + + + M M M | 28 | Hyperplasia, Lymphoid | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M | 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + | 50 | Inflammation, Chronic | | 1 1.0| Scrotal, Subcutaneous Tissue, | | | __________________________________________________________________________________________________________________________________ * : 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 4| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 4| 6| 5| | | | 5| 5| 5| 5| 5| 5| 5| 7| 1| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Thrombosis | | 1 | Subcutaneous Tissue, Mineralization, | | | Focal | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | Tarsal, Fibrosis | | 1 4.0| Tarsal, Hyperostosis | 4 4 4 4 4 4 4 4 | 41 4.0| Tarsal, Inflammation, Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Mineralization, Focal | 2 | 19 1.9| __________________________________________________________________________|____________| Peripheral Nerve | + | 1 | __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Hemorrhage, Focal | 3 | 1 3.0| Hyperplasia, Lymphoid | 1 | 1 1.0| Infiltration Cellular, Histiocyte | | 1 4.0| Alveolar Epithelium, Metaplasia | | 1 2.0| Bronchiole, Epithelium, Hyperplasia | | 1 3.0| Perivascular, Inflammation, Chronic | | 9 1.9| __________________________________________________________________________|____________| Nose | + + + M + + + M + | 46 | Inflammation, Chronic | 2 | 5 2.6| Metaplasia, Squamous | 2 2 | 19 2.4| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 2 2 2 | 30 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | __________________________________________________________________________|____________| Eye | | 1 | __________________________________________________________________________|____________| Harderian Gland | + | 4 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Congestion | 1 | 4 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 91 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 6| 4| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 1| 4| 6| 5| | | | 5| 5| 5| 5| 5| 5| 5| 7| 1| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Cyst | | 1 | Glomerulosclerosis | | 3 3.3| Hyperplasia, Lymphoid | 3 | 1 3.0| Inflammation, Acute, Focal | | 1 3.0| Inflammation, Chronic, Focal | 2 2 2 | 22 1.7| Mineralization | | 2 2.5| Necrosis, Focal | | 1 2.0| Renal Tubule, Atrophy, Focal | 2 | 1 2.0| Renal Tubule, Degeneration | | 1 4.0| Renal Tubule, Dilatation | | 1 3.0| Renal Tubule, Necrosis | | 1 2.0| Renal Tubule, Regeneration | 1 1 1 | 16 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + A | 46 | Ectasia | 3 | 1 3.0| Hyperplasia, Lymphoid | 1 | 1 1.0| Inflammation, Chronic, Focal | 2 1 2 2 | 18 1.9| Transitional Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 92 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| 7| 4| 4| 4| 4| 7| 7| 6| 3| 1| 7| 3| 7| 7| 4| DAY ON TEST | 3| 2| 2| 1| 5| 3| 3| 3| 5| 3| 2| 5| 5| 5| 1| 3| 3| 7| 9| 6| 3| 0| 3| 3| 5| | 0| 9| 9| 5| 6| 1| 0| 0| 4| 0| 9| 7| 7| 6| 4| 1| 1| 6| 8| 9| 1| 1| 1| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | + + + + + + + + + + + + + + + + + + + M | Acanthosis | | Cyst | | Hyperkeratosis | | __________________________________________________________________________| Gallbladder | + + + + + + + + + + A + + A A A + M + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + A + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + A + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + M + + + + + + A + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + M + + + + + + A + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + A + + M + + M + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + M A + + A + + | Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + M + + + + + + + + + + + + A + + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + | Abscess | | Fatty Change | | Infarct | | Necrosis, Focal | | Perivascular, Inflammation, Chronic | 1 1 1 2 2 | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + | Edema | | Inflammation, Chronic, Focal | 1 1 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + M + + + + + | Inflammation, Chronic, Focal | 2 2 1 2 2 2 2 2 1 1 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + A + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + A + + + + + | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + A + + + + + | Inflammation, Acute | | Inflammation, Chronic | | Mineralization | | __________________________________________________________________________| Tooth | + + | Abscess | 3 | Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | | Inflammation, Chronic, Focal | | Karyomegaly | | Atrium, Thrombosis | | Coronary Artery, Inflammation, Acute | | _____________________________________________________________________________________________________________________| Page 93 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| 7| 4| 4| 4| 4| 7| 7| 6| 3| 1| 7| 3| 7| 7| 4| DAY ON TEST | 3| 2| 2| 1| 5| 3| 3| 3| 5| 3| 2| 5| 5| 5| 1| 3| 3| 7| 9| 6| 3| 0| 3| 3| 5| | 0| 9| 9| 5| 6| 1| 0| 0| 4| 0| 9| 7| 7| 6| 4| 1| 1| 6| 8| 9| 1| 1| 1| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Coronary Artery, Inflammation, | | Chronic | 3 | Myocardium, Inflammation, Acute, | | Focal | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + M + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + M + + + + + + + + + + | Accessory Adrenal Cortical Nodule | 2 | Cytoplasmic Alteration, Focal | | Hypertrophy | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + I + + M + + + + + + + + + + | Congestion | | Hyperplasia | 2 2 1 | Inflammation, Acute | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 1 2 1 | __________________________________________________________________________| Parathyroid Gland | M + + + + M + M M + + M + + M + M M + M | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Congestion | 1 | Pars Distalis, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic, Focal | 1 2 | Follicle, Inflammation, Acute, Focal | | Follicular Cell, Hyperplasia, Focal | 2 3 1 1 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + | Ectopic Tissue | | Inflammation, Chronic | | __________________________________________________________________________| Penis | | Inflammation, Acute | | Necrosis | | __________________________________________________________________________| Preputial Gland | + + + + M + + + | Abscess | 4 4 | Ectasia | | Inflammation, Chronic | 4 1 2 4 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + M + + + | Inflammation, Chronic | 3 2 1 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + | Abscess | 3 | _____________________________________________________________________________________________________________________| Page 94 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| 7| 4| 4| 4| 4| 7| 7| 6| 3| 1| 7| 3| 7| 7| 4| DAY ON TEST | 3| 2| 2| 1| 5| 3| 3| 3| 5| 3| 2| 5| 5| 5| 1| 3| 3| 7| 9| 6| 3| 0| 3| 3| 5| | 0| 9| 9| 5| 6| 1| 0| 0| 4| 0| 9| 7| 7| 6| 4| 1| 1| 6| 8| 9| 1| 1| 1| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | | | | Atrophy | 2 | Inflammation, Chronic | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + | Congestion | | Mineralization | | Seminiferous Tubule, Atrophy | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + A + + + + + | Hyperplasia, Neutrophil | 3 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + M + + + + + | Axillary, Hyperplasia, Lymphoid | 2 | Axillary, Infiltration Cellular, | | Plasma Cell | 4 4 | Inguinal, Infiltration Cellular, | | Plasma Cell | 4 | Lumbar, Inflammation, Acute | 4 | Mediastinal, Infiltration Cellular, | | Plasma Cell | 2 | Pancreatic, Congestion | 3 | Renal, Infiltration Cellular, Plasma | | Cell | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M + + + M + + + + + | Infiltration Cellular, Plasma Cell | 2 3 3 2 2 3 1 3 4 2 4 2 2 2 3 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + M + + + + + + + + + + + + M + + + + + | Congestion | 2 4 2 4 2 2 3 4 2 | Hyperplasia, Lymphoid | 2 | Lymphatic, Angiectasis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + M + + + + + | Depletion Lymphoid | 3 | Hematopoietic Cell Proliferation | 3 4 2 4 2 2 4 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Thymus | M + M + + M M M M + M M + M + M M M M + | Infiltration Cellular, Plasma Cell | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M + M M M M M M M M M M M M M M M M M | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + | Alopecia | 3 | Fibrosis | | Ulcer | 2 | Dermis, Inflammation, Chronic | 4 | Perivascular, Inflammation | | Scrotal, Subcutaneous Tissue, | | _____________________________________________________________________________________________________________________| Page 95 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| 7| 4| 4| 4| 4| 7| 7| 6| 3| 1| 7| 3| 7| 7| 4| DAY ON TEST | 3| 2| 2| 1| 5| 3| 3| 3| 5| 3| 2| 5| 5| 5| 1| 3| 3| 7| 9| 6| 3| 0| 3| 3| 5| | 0| 9| 9| 5| 6| 1| 0| 0| 4| 0| 9| 7| 7| 6| 4| 1| 1| 6| 8| 9| 1| 1| 1| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Lymphatic, Dilatation | 4 | Subcutaneous Tissue, Abscess | | Subcutaneous Tissue, Hyperplasia, | | Lymphoid | | Subcutaneous Tissue, Infiltration | | Cellular, Plasma Cell | | Subcutaneous Tissue, Inflammation, | | Acute | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + | Tarsal, Hyperostosis | 4 4 4 4 4 4 4 3 3 3 3 3 4 4 4 | Tarsal, Inflammation, Acute | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + | Mineralization, Focal | 2 1 1 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + | Congestion | 2 | Infiltration Cellular, Histiocyte | | Inflammation, Chronic, Focal | | Alveolar Epithelium, Metaplasia | | Perivascular, Inflammation, Chronic | 2 2 2 1 1 1 2 2 1 2 2 | Pleura, Inflammation, Chronic | 2 | __________________________________________________________________________| Nose | + + + + + + + + M + + + + + + + + + + + | Inflammation, Chronic | | Metaplasia, Squamous | 2 2 | Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 2 2 2 1 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Congestion | 2 | Cyst | X 2 | Glomerulosclerosis | 3 3 | Inflammation, Acute, Focal | 4 | Inflammation, Chronic, Focal | 3 3 2 4 2 2 3 2 2 1 2 2 1 4 2 1 | Mineralization | 2 | _____________________________________________________________________________________________________________________| Page 96 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| 7| 4| 4| 4| 4| 7| 7| 6| 3| 1| 7| 3| 7| 7| 4| DAY ON TEST | 3| 2| 2| 1| 5| 3| 3| 3| 5| 3| 2| 5| 5| 5| 1| 3| 3| 7| 9| 6| 3| 0| 3| 3| 5| | 0| 9| 9| 5| 6| 1| 0| 0| 4| 0| 9| 7| 7| 6| 4| 1| 1| 6| 8| 9| 1| 1| 1| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Necrosis, Focal | 3 | Nephropathy, Focal | | Papilla, Necrosis | | Renal Tubule, Casts | 3 | Renal Tubule, Degeneration | | Renal Tubule, Hyperplasia, Focal | | Renal Tubule, Regeneration | 2 1 1 1 2 2 1 2 2 | __________________________________________________________________________| Urethra | + + | Hemorrhage | 3 | Inflammation, Acute | 3 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + A + + A + + | Concretion | 2 | Ectasia | 4 | Inflammation, Chronic, Focal | 2 2 1 4 2 2 1 1 4 | Transitional Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 97 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 6| 7| 7| 5| 4| 7| 7| 7| 4| 4| 7| 6| 6| 5| 4| 0| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 5| 5| 3| 3| 1| 5| 3| 3| 1| 5| 5| 3| 3| 3| 7| 5| 8| 3| 3| 3| 1| | 1| 1| 1| 1| 6| 0| 1| 1| 2| 6| 1| 1| 5| 7| 7| 1| 7| 2| 0| 7| 4| 1| 1| 1| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | + + + + + + + + + + + + + + + + + + + +| Acanthosis | 4 | Cyst | X | Hyperkeratosis | 4 | __________________________________________________________________________| Gallbladder | + + + + A + + + + + + + + + + A + + + M| __________________________________________________________________________| Intestine Large | + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + M + + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + M + + + + + + + + + + A + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + M + + + + + + + + + + A + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Abscess | 3 | Fatty Change | | Infarct | 4 | Necrosis, Focal | 2 4 | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | M | __________________________________________________________________________| Pancreas | + + + + A + + + + + + + + + + M + + + +| Edema | 3 | Inflammation, Chronic, Focal | 1 2| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 2 2 1 2 2 2 2 1 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + A + + + + + + + + + + + + + + +| Inflammation, Acute | 2| Inflammation, Chronic | 2 1 | Mineralization | 3 | __________________________________________________________________________| Tooth | | Abscess | | Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 | Inflammation, Chronic, Focal | | Karyomegaly | 3 | Atrium, Thrombosis | X | Coronary Artery, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| Page 98 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 6| 7| 7| 5| 4| 7| 7| 7| 4| 4| 7| 6| 6| 5| 4| 0| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 5| 5| 3| 3| 1| 5| 3| 3| 1| 5| 5| 3| 3| 3| 7| 5| 8| 3| 3| 3| 1| | 1| 1| 1| 1| 6| 0| 1| 1| 2| 6| 1| 1| 5| 7| 7| 1| 7| 2| 0| 7| 4| 1| 1| 1| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Coronary Artery, Inflammation, | | Chronic | | Myocardium, Inflammation, Acute, | | Focal | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Cytoplasmic Alteration, Focal | 2 3 2 2 | Hypertrophy | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Hyperplasia | 1 | Inflammation, Acute | | __________________________________________________________________________| Islets, Pancreatic | + + + + A + + + + + + + + + + M + + + +| Hyperplasia | 2| __________________________________________________________________________| Parathyroid Gland | + + + + + M M M + + M + + M M M + M M +| __________________________________________________________________________| Pituitary Gland | M + + + + + M + + + + M + + + + + + M +| Pars Distalis, Congestion | | Pars Distalis, Cyst | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 | Follicle, Inflammation, Acute, Focal | | Follicular Cell, Hyperplasia, Focal | 3 2 3 3 2 1| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + +| Ectopic Tissue | | Inflammation, Chronic | | __________________________________________________________________________| Penis | | Inflammation, Acute | | Necrosis | | __________________________________________________________________________| Preputial Gland | + + +| Abscess | 4| Ectasia | | Inflammation, Chronic | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + M + + + +| Inflammation, Chronic | 1 1 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + +| Abscess | | _____________________________________________________________________________________________________________________| Page 99 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 6| 7| 7| 5| 4| 7| 7| 7| 4| 4| 7| 6| 6| 5| 4| 0| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 5| 5| 3| 3| 1| 5| 3| 3| 1| 5| 5| 3| 3| 3| 7| 5| 8| 3| 3| 3| 1| | 1| 1| 1| 1| 6| 0| 1| 1| 2| 6| 1| 1| 5| 7| 7| 1| 7| 2| 0| 7| 4| 1| 1| 1| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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 | | | | Atrophy | | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Mineralization | 3 | Seminiferous Tubule, Atrophy | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Neutrophil | 3 | __________________________________________________________________________| Lymph Node | + + + + A + + + + + + + + + + + + + + +| Axillary, Hyperplasia, Lymphoid | | Axillary, Infiltration Cellular, | | Plasma Cell | | Inguinal, Infiltration Cellular, | | Plasma Cell | | Lumbar, Inflammation, Acute | | Mediastinal, Infiltration Cellular, | | Plasma Cell | | Pancreatic, Congestion | | Renal, Infiltration Cellular, Plasma | | Cell | | __________________________________________________________________________| Lymph Node, Mandibular | + + + M A + + M + + + + + M + M + + + +| Infiltration Cellular, Plasma Cell | 2 2 4 2 2 3 2 4 4 2| __________________________________________________________________________| Lymph Node, Mesenteric | + + M + A + + + + + M + + + + + + + + M| Congestion | 3 2 4 2 | Hyperplasia, Lymphoid | | Lymphatic, Angiectasis | 2 | __________________________________________________________________________| Spleen | + + + + A + + + + + + + + + + + + + + +| Depletion Lymphoid | | Hematopoietic Cell Proliferation | 4 4 3 3 3| Hyperplasia, Lymphoid | | __________________________________________________________________________| Thymus | M M + + M M M + M + + M M + + + M M + M| Infiltration Cellular, Plasma Cell | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M + M M M M M M + M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Alopecia | | Fibrosis | | Ulcer | 4 4 | Dermis, Inflammation, Chronic | | Perivascular, Inflammation | | Scrotal, Subcutaneous Tissue, | | _____________________________________________________________________________________________________________________| Page 100 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 6| 7| 7| 5| 4| 7| 7| 7| 4| 4| 7| 6| 6| 5| 4| 0| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 5| 5| 3| 3| 1| 5| 3| 3| 1| 5| 5| 3| 3| 3| 7| 5| 8| 3| 3| 3| 1| | 1| 1| 1| 1| 6| 0| 1| 1| 2| 6| 1| 1| 5| 7| 7| 1| 7| 2| 0| 7| 4| 1| 1| 1| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Lymphatic, Dilatation | | Subcutaneous Tissue, Abscess | 3 | Subcutaneous Tissue, Hyperplasia, | | Lymphoid | 3 | Subcutaneous Tissue, Infiltration | | Cellular, Plasma Cell | 4 | Subcutaneous Tissue, Inflammation, | | Acute | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| Tarsal, Hyperostosis | 4 4 4 4 3 3 4 3 4 4 4 4 X X 4 3 4 4| Tarsal, Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Mineralization, Focal | 2 2 2 2 2 1 2 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | | Infiltration Cellular, Histiocyte | 4 | Inflammation, Chronic, Focal | | Alveolar Epithelium, Metaplasia | 2 | Perivascular, Inflammation, Chronic | 2 2 2 2 2 2 2 3| Pleura, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + M + + + + + +| Inflammation, Chronic | 3 | Metaplasia, Squamous | 2 3 2 3 3 2 2 2| Respiratory Epithelium, Degeneration,| | Hyaline | 2 2 2 2 2 3 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Congestion | 1 1 | Cyst | | Glomerulosclerosis | 3 3 3| Inflammation, Acute, Focal | 4 | Inflammation, Chronic, Focal | 2 2 1 2 2 2 2 3| Mineralization | | _____________________________________________________________________________________________________________________| Page 101 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 6| 7| 7| 5| 4| 7| 7| 7| 4| 4| 7| 6| 6| 5| 4| 0| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 5| 5| 3| 3| 1| 5| 3| 3| 1| 5| 5| 3| 3| 3| 7| 5| 8| 3| 3| 3| 1| | 1| 1| 1| 1| 6| 0| 1| 1| 2| 6| 1| 1| 5| 7| 7| 1| 7| 2| 0| 7| 4| 1| 1| 1| 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| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Necrosis, Focal | | Nephropathy, Focal | 1 | Papilla, Necrosis | | Renal Tubule, Casts | | Renal Tubule, Degeneration | | Renal Tubule, Hyperplasia, Focal | 2 1 | Renal Tubule, Regeneration | 2 1 2 1 1 1 1 2 2 3| __________________________________________________________________________| Urethra | | Hemorrhage | | Inflammation, Acute | | __________________________________________________________________________| Urinary Bladder | + + + + A + + + + + + + + + + A + + + +| Concretion | 3 | Ectasia | | Inflammation, Chronic, Focal | 2 2 2 1 3 | Transitional Epithelium, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 102 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 5| 5| 0| | | DAY ON TEST | 3| 3| 3| 3| 0| 3| 3| 6| 2| 0| | | | 1| 1| 1| 1| 5| 1| 1| 3| 3| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + + + + + + + + + + | 49 | Acanthosis | | 1 4.0| Cyst | | 1 | Hyperkeratosis | | 1 4.0| __________________________________________________________________________|____________| Gallbladder | + + M + + + + + + A | 40 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + A | 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + A | 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + A | 44 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + A | 45 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 50 | Abscess | | 1 3.0| Fatty Change | 2 | 1 2.0| Infarct | | 1 4.0| Necrosis, Focal | 1 | 3 2.3| Perivascular, Inflammation, Chronic | | 5 1.4| __________________________________________________________________________|____________| Mesentery | | 1 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 48 | Edema | | 1 3.0| Inflammation, Chronic, Focal | 1 2 1 2 | 9 1.4| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 49 | Inflammation, Chronic, Focal | 1 1 1 2 2 1 2 | 31 1.7| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 49 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 48 | Inflammation, Acute | | 1 2.0| Inflammation, Chronic | 1 1 | 4 1.3| Mineralization | | 1 3.0| __________________________________________________________________________|____________| Tooth | | 2 | Abscess | | 1 3.0| Inflammation, Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| 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 103 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 5| 5| 0| | | DAY ON TEST | 3| 3| 3| 3| 0| 3| 3| 6| 2| 0| | | | 1| 1| 1| 1| 5| 1| 1| 3| 3| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy | 2 | 2 2.0| Inflammation, Chronic, Focal | 1 | 1 1.0| Karyomegaly | | 1 3.0| Atrium, Thrombosis | | 1 | Coronary Artery, Inflammation, Acute | | 1 2.0| Coronary Artery, Inflammation, | | | Chronic | 1 | 2 2.0| Myocardium, Inflammation, Acute, | | | Focal | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 49 | Accessory Adrenal Cortical Nodule | | 1 2.0| Cytoplasmic Alteration, Focal | 2 1 | 6 2.0| Hypertrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 48 | Congestion | | 1 2.0| Hyperplasia | 2 | 5 1.6| Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 48 | Hyperplasia | 1 1 2 | 7 1.4| __________________________________________________________________________|____________| Parathyroid Gland | M + M + M M + + + + | 28 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 46 | Pars Distalis, Congestion | | 1 1.0| Pars Distalis, Cyst | | 1 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 50 | Inflammation, Chronic, Focal | | 3 1.7| Follicle, Inflammation, Acute, Focal | 2 | 1 2.0| Follicular Cell, Hyperplasia, Focal | 1 4 2 2 | 15 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 50 | Ectopic Tissue | X | 1 | Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| 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: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 5| 5| 0| | | DAY ON TEST | 3| 3| 3| 3| 0| 3| 3| 6| 2| 0| | | | 1| 1| 1| 1| 5| 1| 1| 3| 3| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Inflammation, Acute | 4 | 1 4.0| Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Preputial Gland | + | 11 | Abscess | | 3 4.0| Ectasia | 3 | 1 3.0| Inflammation, Chronic | | 6 2.7| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 48 | Inflammation, Chronic | 1 | 7 1.7| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 50 | Abscess | | 1 3.0| Atrophy | | 1 2.0| Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 50 | Congestion | | 1 2.0| Mineralization | 4 | 2 3.5| Seminiferous Tubule, Atrophy | 3 1 | 2 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 49 | Hyperplasia, Neutrophil | 2 | 4 2.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + M | 47 | Axillary, Hyperplasia, Lymphoid | | 1 2.0| Axillary, Infiltration Cellular, | | | Plasma Cell | | 2 4.0| Inguinal, Infiltration Cellular, | | | Plasma Cell | | 1 4.0| Lumbar, Inflammation, Acute | | 1 4.0| Mediastinal, Infiltration Cellular, | | | Plasma Cell | | 1 2.0| Pancreatic, Congestion | | 1 3.0| Renal, Infiltration Cellular, Plasma | | | Cell | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + M + + M + M | 40 | Infiltration Cellular, Plasma Cell | 2 2 2 3 2 | 31 2.5| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + M M | 42 | Congestion | 4 2 4 2 | 17 2.8| Hyperplasia, Lymphoid | | 1 2.0| Lymphatic, Angiectasis | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 105 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 5| 5| 0| | | DAY ON TEST | 3| 3| 3| 3| 0| 3| 3| 6| 2| 0| | | | 1| 1| 1| 1| 5| 1| 1| 3| 3| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Depletion Lymphoid | | 1 3.0| Hematopoietic Cell Proliferation | 2 3 3 4 3 | 17 3.1| Hyperplasia, Lymphoid | 1 | 1 1.0| __________________________________________________________________________|____________| Thymus | M + M + M + + + M + | 22 | Infiltration Cellular, Plasma Cell | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M + M M M | 4 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 50 | Alopecia | | 1 3.0| Fibrosis | 3 | 1 3.0| Ulcer | | 3 3.3| Dermis, Inflammation, Chronic | | 1 4.0| Perivascular, Inflammation | 2 | 1 2.0| Scrotal, Subcutaneous Tissue, | | | Lymphatic, Dilatation | | 1 4.0| Subcutaneous Tissue, Abscess | | 1 3.0| Subcutaneous Tissue, Hyperplasia, | | | Lymphoid | | 1 3.0| Subcutaneous Tissue, Infiltration | | | Cellular, Plasma Cell | | 1 4.0| Subcutaneous Tissue, Inflammation, | | | Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 50 | Tarsal, Hyperostosis | 4 4 4 4 4 4 | 39 3.8| Tarsal, Inflammation, Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 50 | Mineralization, Focal | 2 2 2 2 2 | 18 1.8| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 50 | Congestion | 3 | 2 2.5| Infiltration Cellular, Histiocyte | | 1 4.0| Inflammation, Chronic, Focal | 2 | 1 2.0| Alveolar Epithelium, Metaplasia | 2 | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 106 NTP Experiment-Test: 05035-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 4-HYDROXYACETANILIDE Date: 04/29/97 Route: DOSED FEED Time: 16:11:20 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 5| 5| 0| | | DAY ON TEST | 3| 3| 3| 3| 0| 3| 3| 6| 2| 0| | | | 1| 1| 1| 1| 5| 1| 1| 3| 3| 7| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | Perivascular, Inflammation, Chronic | 1 2 | 21 1.8| Pleura, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Nose | + M M M + M + + + + | 44 | Inflammation, Chronic | 2 | 2 2.5| Metaplasia, Squamous | 2 2 2 | 13 2.2| Respiratory Epithelium, Degeneration,| | | Hyaline | 2 | 19 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 50 | Congestion | 2 | 4 1.5| Cyst | | 2 2.0| Glomerulosclerosis | 3 | 6 3.0| Inflammation, Acute, Focal | | 2 4.0| Inflammation, Chronic, Focal | 2 3 3 2 | 28 2.2| Mineralization | 3 | 2 2.5| Necrosis, Focal | 2 1 2 | 4 2.0| Nephropathy, Focal | | 1 1.0| Papilla, Necrosis | 4 | 1 4.0| Renal Tubule, Casts | | 1 3.0| Renal Tubule, Degeneration | 1 | 1 1.0| Renal Tubule, Hyperplasia, Focal | | 2 1.5| Renal Tubule, Regeneration | 1 2 2 2 1 2 | 25 1.6| __________________________________________________________________________|____________| Urethra | | 2 | Hemorrhage | | 1 3.0| Inflammation, Acute | | 2 3.5| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + A | 45 | Concretion | | 2 2.5| Ectasia | | 1 4.0| Inflammation, Chronic, Focal | 2 2 2 1 2 | 19 2.0| Transitional Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 107 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 1021782-1021782/1021782 --multipart-boundary--