TR 371 Mouse Pathology Tables
NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 Facility: International Research and Development Corp. Chemical CAS #: 108883 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 7| 6| 7| 7| 4| 7| 7| 3| 7| 7| DAY ON TEST | 5| 2| 2| 1| 3| 3| 5| 3| 5| 1| 3| 2| 3| 2| 5| 3| 3| 3| 3| 5| 2| 3| 7| 1| 2| | 7| 9| 4| 6| 2| 2| 7| 3| 7| 6| 1| 9| 2| 2| 7| 3| 4| 0| 0| 7| 9| 3| 5| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + M + + + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 1 1 2 2 2 2 | Inflammation, Acute | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Inflammation, | | Acute | 3 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + A + + + + + + +| Basophilic Focus | X | Fatty Change | | Hematopoietic Cell Proliferation | 3 2 2 2 2 1 1 1 1 1| Hyperplasia, Lymphoid | | Infarct | | Infiltration Cellular, Lymphocyte | 2 2 1 1 2 1 2 2 1| Inflammation, Acute | | Necrosis | 2 | Thrombosis | X | Hepatocyte, Hypertrophy | | __________________________________________________________________________| Mesentery | + + + + | Fat, Necrosis | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 1 1 1| Inflammation, Chronic Active | | Acinus, Atrophy | 2 4 | Duct, Cyst | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Erosion | | Hyperkeratosis | 2 | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 7| 6| 7| 7| 4| 7| 7| 3| 7| 7| DAY ON TEST | 5| 2| 2| 1| 3| 3| 5| 3| 5| 1| 3| 2| 3| 2| 5| 3| 3| 3| 3| 5| 2| 3| 7| 1| 2| | 7| 9| 4| 6| 2| 2| 7| 3| 7| 6| 1| 9| 2| 2| 7| 3| 4| 0| 0| 7| 9| 3| 5| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Focal, Squamous | | Hyperplasia, Squamous | | Infiltration Cellular, Lymphocyte | 1 2 2 | Inflammation, Acute | | Ulcer | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Erosion | | Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 1| Inflammation, Acute | 2 | Ulcer | 3 | Mucosa, Dilatation | 1 2 1 1| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 3 | Inflammation, Chronic | 1 | Inflammation, Chronic Active | 2 | Mineralization | | Valve, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Cyst | | Degeneration, Fatty | 2 | Hyperplasia | | Hypertrophy | 2 | Pigmentation | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Thrombosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + + M + + + M + + M + + + M + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 | Pars Distalis, Hyperplasia | 2 3 3 2 3 3| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 1 1 | Follicle, Dilatation | 3 2 2 2 1 2 2 | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 7| 6| 7| 7| 4| 7| 7| 3| 7| 7| DAY ON TEST | 5| 2| 2| 1| 3| 3| 5| 3| 5| 1| 3| 2| 3| 2| 5| 3| 3| 3| 3| 5| 2| 3| 7| 1| 2| | 7| 9| 4| 6| 2| 2| 7| 3| 7| 6| 1| 9| 2| 2| 7| 3| 4| 0| 0| 7| 9| 3| 5| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Follicle, Hyperplasia | 3 4 1 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | Abscess | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Periovarian Tissue, Cyst | X X X X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Endometrium, Hyperplasia, Cystic | 3 2 2 4 3 3 2 3 4 3 2 3 3 4 3 3 2 3| Endometrium, Inflammation, Acute | | __________________________________________________________________________| Vagina | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Fibrosis | 2 2 2 1 3 4 3 1 2| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + M + + + + + + +| Hemorrhage | | Hyperplasia, Lymphoid | | Inflammation, Acute | 2 | Iliac, Hyperplasia, Lymphoid | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mesenteric, Angiectasis | 3 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 1 2 2 2 2 | Mesenteric, Inflammation, Acute | 3 | Renal, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + M + + + + + + +| Hyperplasia, Lymphoid | 2 2 2 2 2 1 2 3 2 3 2 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 3 2 2 2 3 2 2 2 2 2 2 2 2 2| Hyperplasia, Lymphoid | 4 2 2 2 3 3 3 3 | Inflammation, Chronic | 2 | Necrosis | | Pigmentation | 1 2 2 1 1 2 1 2 2 1 1 2 2 2 1| __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + M +| Cyst | | Hyperplasia, Lymphoid | 2 | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 7| 6| 7| 7| 4| 7| 7| 3| 7| 7| DAY ON TEST | 5| 2| 2| 1| 3| 3| 5| 3| 5| 1| 3| 2| 3| 2| 5| 3| 3| 3| 3| 5| 2| 3| 7| 1| 2| | 7| 9| 4| 6| 2| 2| 7| 3| 7| 6| 1| 9| 2| 2| 7| 3| 4| 0| 0| 7| 9| 3| 5| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + + + + + + + + + + + + + + +| Ectasia | 2 2 2 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 3 2 2 | Inflammation, Acute | | Ulcer | | Head, Ulcer | | Inguinal, Inflammation, Acute | | Subcutaneous Tissue, Hemorrhage | | Ventral, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1| Infiltration Cellular, Lymphocyte | 1 | Mineralization | 2 3 2 3 2 2 2 2 2 2 2 2 2| Ventricle, Dilatation | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 2| Hemorrhage | 2 2 2 | Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Mineralization | 2 | Pigmentation, Cholesterol | | Alveolar Epithelium, Hyperplasia | | Alveolus, Infiltration Cellular, | | Histiocyte | 1 | Interstitium, Inflammation, Acute | 1 | Peribronchiolar, Inflammation, Acute | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 2 1 2 1 1 2 2 1 1 1 2 2| Mucosa, Inflammation, Acute | 2 1| Nasolacrimal Duct, Hemorrhage | | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Respiratory Epithelium, Degeneration | 1 2 2 1 1 1 | Turbinate, Inflammation, Acute | | Vomeronasal Organ, Inflammation, | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 6| 7| 7| 7| 4| 7| 4| 7| 7| 7| 7| 7| 4| 7| 6| 7| 7| 4| 7| 7| 3| 7| 7| DAY ON TEST | 5| 2| 2| 1| 3| 3| 5| 3| 5| 1| 3| 2| 3| 2| 5| 3| 3| 3| 3| 5| 2| 3| 7| 1| 2| | 7| 9| 4| 6| 2| 2| 7| 3| 7| 6| 1| 9| 2| 2| 7| 3| 4| 0| 0| 7| 9| 3| 5| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Infarct | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 1 2 2 2 2 2 | Metaplasia, Osseous | 1 3 2 | Pelvis, Dilatation | 2 | Renal Tubule, Casts Protein | 1 1 1 | Renal Tubule, Dilatation | 1 2 1 1 1 1 1 1 1 1| Renal Tubule, Necrosis | 1 1 | Renal Tubule, Regeneration | 1 2 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 7| 7| 7| 7| 4| 6| 4| 5| 6| 7| 4| 7| 7| 7| 6| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 0| 3| 3| 2| 3| 3| 3| 5| 5| 5| 5| 9| 3| 5| 2| 1| 3| 8| 3| 3| 3| 6| 5| | 2| 3| 9| 1| 6| 9| 0| 2| 0| 7| 3| 7| 6| 3| 1| 7| 9| 4| 0| 3| 0| 0| 1| 3| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + M + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 | Infiltration Cellular, Lymphocyte | 2 2 1 1 2 1 | Inflammation, Acute | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + | Anorectal Junction, Inflammation, | | Acute | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + A + + + + + + + + + | Inflammation, Acute | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + A + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + A + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + A + + + + + + + + + | Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + A + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | | Fatty Change | 2 | Hematopoietic Cell Proliferation | 1 2 1 1 1 2 2 1 | Hyperplasia, Lymphoid | 4 | Infarct | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 1 1 2 1 2 2 2 | Inflammation, Acute | 1 | Necrosis | 2 2 4 1 | Thrombosis | | Hepatocyte, Hypertrophy | | __________________________________________________________________________| Mesentery | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 4 | Infiltration Cellular, Lymphocyte | 2 2 2 2 | Inflammation, Chronic Active | 3 | Acinus, Atrophy | 4 | Duct, Cyst | X | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 2 2 2 1 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + | Erosion | | Hyperkeratosis | 2 | _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 7| 7| 7| 7| 4| 6| 4| 5| 6| 7| 4| 7| 7| 7| 6| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 0| 3| 3| 2| 3| 3| 3| 5| 5| 5| 5| 9| 3| 5| 2| 1| 3| 8| 3| 3| 3| 6| 5| | 2| 3| 9| 1| 6| 9| 0| 2| 0| 7| 3| 7| 6| 3| 1| 7| 9| 4| 0| 3| 0| 0| 1| 3| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Focal, Squamous | 3 3 | Hyperplasia, Squamous | | Infiltration Cellular, Lymphocyte | 1 | Inflammation, Acute | 2 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + A + + + + + + + + + | Erosion | 2 | Hyperplasia, Lymphoid | 4 | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 | Inflammation, Acute | 1 2 | Ulcer | | Mucosa, Dilatation | 2 1 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 2 1 1 1 1 | Inflammation, Chronic | 1 | Inflammation, Chronic Active | 2 | Mineralization | 3 | Valve, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + M + + + + + + + + + + + + + + + + + | Capsule, Spindle Cell, Hyperplasia | 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + M + + + + + + + + + + + + + + + + + | Cyst | X | Degeneration, Fatty | | Hyperplasia | 2 | Hypertrophy | | Pigmentation | 3 2 2 2 2 2 2 2 2 2 2 2 2 2 | Thrombosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + M + + + + + + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + M M + M M + + + + + M M M + M + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + M | Pars Distalis, Angiectasis | 2 | Pars Distalis, Hyperplasia | 1 3 1 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 | Infiltration Cellular, Lymphocyte | | Follicle, Dilatation | 2 | _____________________________________________________________________________________________________________________| Page 8 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 7| 7| 7| 7| 4| 6| 4| 5| 6| 7| 4| 7| 7| 7| 6| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 0| 3| 3| 2| 3| 3| 3| 5| 5| 5| 5| 9| 3| 5| 2| 1| 3| 8| 3| 3| 3| 6| 5| | 2| 3| 9| 1| 6| 9| 0| 2| 0| 7| 3| 7| 6| 3| 1| 7| 9| 4| 0| 3| 0| 0| 1| 3| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Follicle, Hyperplasia | 3 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | Abscess | 4 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 | Periovarian Tissue, Cyst | X X X 3 X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Endometrium, Hyperplasia, Cystic | 2 3 2 2 3 2 3 2 2 3 2 2 3 3 2 3 2 3 3 3 | Endometrium, Inflammation, Acute | 3 2 2 | __________________________________________________________________________| Vagina | + | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Fibrosis | 2 2 1 2 2 3 3 4 3 4 3 3 2 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + | Hemorrhage | 4 | Hyperplasia, Lymphoid | | Inflammation, Acute | | Iliac, Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | | Mesenteric, Angiectasis | | Mesenteric, Hyperplasia, Lymphoid | 2 2 4 2 3 4 2 4 | Mesenteric, Inflammation, Acute | | Renal, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 2 1 2 4 2 2 4 2 2 2 2 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 2 | Hyperplasia, Lymphoid | 2 4 3 3 4 | Inflammation, Chronic | | Necrosis | 4 | Pigmentation | 1 2 2 1 2 2 2 2 2 2 2 2 1 2 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + M + + + + + + + + M | Cyst | X X | Hyperplasia, Lymphoid | 2 4 4 4 | _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 7| 7| 7| 7| 4| 6| 4| 5| 6| 7| 4| 7| 7| 7| 6| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 0| 3| 3| 2| 3| 3| 3| 5| 5| 5| 5| 9| 3| 5| 2| 1| 3| 8| 3| 3| 3| 6| 5| | 2| 3| 9| 1| 6| 9| 0| 2| 0| 7| 3| 7| 6| 3| 1| 7| 9| 4| 0| 3| 0| 0| 1| 3| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + | Ectasia | 2 1 2 2 3 2 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + | Alopecia | 3 2 2 2 | Inflammation, Acute | 1 | Ulcer | 2 | Head, Ulcer | 3 | Inguinal, Inflammation, Acute | 3 | Subcutaneous Tissue, Hemorrhage | 2 | Ventral, Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + | Hemorrhage | 2 1 1 | Infiltration Cellular, Lymphocyte | 2 2 | Mineralization | 2 2 1 2 2 2 2 2 1 2 1 2 1 2 2 2 | Ventricle, Dilatation | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 2 3 2 2 | Hemorrhage | 2 2 | Hyperplasia, Lymphoid | 4 4 4 | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 1 2 2 | Mineralization | | Pigmentation, Cholesterol | 2 | Alveolar Epithelium, Hyperplasia | 2 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 2 | Interstitium, Inflammation, Acute | 1 | Peribronchiolar, Inflammation, Acute | 4 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + | Lumen, Hemorrhage | 2 2 3 1 2 1 2 2 2 2 2 2 | Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Hemorrhage | | Olfactory Epithelium, Degeneration | 2 2 2 2 3 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 | Respiratory Epithelium, Degeneration | 1 2 1 1 1 1 1 1 1 | Turbinate, Inflammation, Acute | 2 | Vomeronasal Organ, Inflammation, | | _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 7| 7| 7| 7| 4| 6| 4| 5| 6| 7| 4| 7| 7| 7| 6| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 0| 3| 3| 2| 3| 3| 3| 5| 5| 5| 5| 9| 3| 5| 2| 1| 3| 8| 3| 3| 3| 6| 5| | 2| 3| 9| 1| 6| 9| 0| 2| 0| 7| 3| 7| 6| 3| 1| 7| 9| 4| 0| 3| 0| 0| 1| 3| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 4 4 4 | Infarct | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 | Metaplasia, Osseous | 2 | Pelvis, Dilatation | 3 | Renal Tubule, Casts Protein | 1 1 1 | Renal Tubule, Dilatation | 1 1 1 1 1 1 1 1 2 2 1 | Renal Tubule, Necrosis | 2 1 | Renal Tubule, Regeneration | 1 2 1 1 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + | Angiectasis | 2 | Hyperplasia, Lymphoid | 4 4 4 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + | 49 | Hyperplasia, Lymphoid | 4 | 2 4.0| Infiltration Cellular, Lymphocyte | 2 | 14 1.6| Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | Anorectal Junction, Inflammation, | | | Acute | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 49 | Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 50 | Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + | 49 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 49 | Basophilic Focus | | 1 | Fatty Change | | 1 2.0| Hematopoietic Cell Proliferation | 2 1 1 1 1 | 23 1.4| Hyperplasia, Lymphoid | 4 | 2 4.0| Infarct | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 1 2 2 | 23 1.7| Inflammation, Acute | | 1 1.0| Necrosis | 3 2 | 7 2.3| Thrombosis | | 1 | Hepatocyte, Hypertrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + | 5 | Fat, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | 4 | 4 3.5| Infiltration Cellular, Lymphocyte | 1 2 1 | 17 1.6| Inflammation, Chronic Active | | 1 3.0| Acinus, Atrophy | | 3 3.3| Duct, Cyst | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | 4 4 | 4 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 12 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Infiltration Cellular, Lymphocyte | 1 2 2 2 | 28 1.9| __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 50 | Erosion | 2 | 1 2.0| Hyperkeratosis | | 2 2.0| Hyperplasia, Focal, Squamous | | 2 3.0| Hyperplasia, Squamous | 2 2 | 2 2.0| Infiltration Cellular, Lymphocyte | 2 | 5 1.6| Inflammation, Acute | 2 | 2 2.0| Ulcer | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 49 | Erosion | 3 | 2 2.5| Hyperplasia, Lymphoid | 4 | 2 4.0| Infiltration Cellular, Lymphocyte | 2 2 | 15 1.8| Inflammation, Acute | 3 | 4 2.0| Ulcer | 3 | 2 3.0| Mucosa, Dilatation | 1 2 1 | 10 1.3| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 1 | 10 1.3| Inflammation, Chronic | | 2 1.0| Inflammation, Chronic Active | | 2 2.0| Mineralization | | 1 3.0| Valve, Thrombosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 49 | Capsule, Spindle Cell, Hyperplasia | 3 2 2 2 3 2 2 2 2 | 49 2.1| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 49 | Cyst | | 1 | Degeneration, Fatty | | 1 2.0| Hyperplasia | | 1 2.0| Hypertrophy | | 1 2.0| Pigmentation | 2 2 2 2 2 2 | 35 2.0| Thrombosis | X | 1 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 49 | 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 13 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + | 50 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | M M M M + + M + M | 32 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + | 49 | Pars Distalis, Angiectasis | | 2 2.5| Pars Distalis, Hyperplasia | 3 3 | 12 2.4| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | | 1 4.0| Infiltration Cellular, Lymphocyte | 1 | 5 1.4| Follicle, Dilatation | | 8 2.0| Follicle, Hyperplasia | 1 | 9 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | | 1 | Abscess | | 1 4.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | 4 | 2 4.0| Periovarian Tissue, Cyst | X | 11 3.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 50 | Angiectasis | 3 | 1 3.0| Endometrium, Hyperplasia, Cystic | 2 3 3 3 3 3 3 | 45 2.7| Endometrium, Inflammation, Acute | 1 | 4 2.0| __________________________________________________________________________|____________| Vagina | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Angiectasis | | 1 1.0| Fibrosis | 1 2 3 | 25 2.4| Myeloid Cell, Hyperplasia | 2 2 2 | 33 2.0| __________________________________________________________________________|____________| Lymph Node | + + M + + + + + + | 48 | Hemorrhage | | 1 4.0| Hyperplasia, Lymphoid | 2 | 1 2.0| Inflammation, Acute | | 1 2.0| Iliac, Hyperplasia, Lymphoid | 4 2 | 3 2.7| Mediastinal, Hyperplasia, Lymphoid | | 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 14 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mesenteric, Angiectasis | | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | 2 3 2 4 2 2 | 26 2.3| Mesenteric, Inflammation, Acute | | 1 3.0| Renal, Hyperplasia, Lymphoid | 4 | 2 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + M + + M + + + | 47 | Hyperplasia, Lymphoid | 2 2 2 4 2 2 2 | 31 2.2| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Hematopoietic Cell Proliferation | 2 2 2 2 2 3 2 2 | 41 2.1| Hyperplasia, Lymphoid | 2 4 4 | 16 3.0| Inflammation, Chronic | | 1 2.0| Necrosis | | 1 4.0| Pigmentation | 2 1 2 2 2 2 | 37 1.7| __________________________________________________________________________|____________| Thymus | M + + + + + + + + | 46 | Cyst | | 2 | Hyperplasia, Lymphoid | 4 2 | 7 3.1| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + | 49 | Ectasia | 2 4 2 2 | 16 2.2| __________________________________________________________________________|____________| Skin | + + + + + + + + + | 50 | Alopecia | 2 | 9 2.2| Inflammation, Acute | | 1 1.0| Ulcer | | 1 2.0| Head, Ulcer | | 1 3.0| Inguinal, Inflammation, Acute | | 1 3.0| Subcutaneous Tissue, Hemorrhage | | 1 2.0| Ventral, Inflammation, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Hemorrhage | 2 | 5 1.4| Infiltration Cellular, Lymphocyte | 2 | 4 1.8| Mineralization | 2 2 2 2 2 1 | 35 1.9| Ventricle, Dilatation | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 15 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | 2 2 3 1 2 | 13 2.1| Hemorrhage | | 5 2.0| Hyperplasia, Lymphoid | 4 4 | 5 4.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | 30 1.9| Mineralization | 2 | 2 2.0| Pigmentation, Cholesterol | | 1 2.0| Alveolar Epithelium, Hyperplasia | | 2 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | | 2 1.5| Interstitium, Inflammation, Acute | 1 | 3 1.0| Peribronchiolar, Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 50 | Lumen, Hemorrhage | 2 2 3 2 1 | 31 1.8| Mucosa, Inflammation, Acute | 1 | 3 1.3| Nasolacrimal Duct, Hemorrhage | 1 | 1 1.0| Olfactory Epithelium, Degeneration | 2 3 2 2 2 2 2 2 | 48 2.0| Respiratory Epithelium, Degeneration | 1 1 1 | 18 1.2| Turbinate, Inflammation, Acute | | 1 2.0| Vomeronasal Organ, Inflammation, | | | Acute | 1 | 1 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | 4 4 | 6 3.7| Infarct | 3 | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 1 | 31 1.9| Metaplasia, Osseous | | 4 2.0| Pelvis, Dilatation | | 2 2.5| Renal Tubule, Casts Protein | | 6 1.0| Renal Tubule, Dilatation | 2 1 1 | 24 1.2| Renal Tubule, Necrosis | 1 | 5 1.2| Renal Tubule, Regeneration | 2 2 | 14 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + | 50 | Angiectasis | | 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 16 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 0| 4| 7| 7| 7| 3| 7| 7| | | DAY ON TEST | 8| 4| 0| 5| 3| 2| 3| 9| 2| 3| | | | 1| 7| 4| 7| 3| 9| 1| 3| 9| 1| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Hyperplasia, Lymphoid | 4 | 5 3.6| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | 31 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 17 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | 3 | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 | Inflammation, Acute | 3 | Inflammation, Chronic | 2 | Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + | Anorectal Junction, Inflammation, | | Chronic Active | 2 | Anus, Inflammation, Acute | 4 | Anus, Ulcer | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic Active | 4 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + | Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + | Fatty Change | | Hematopoietic Cell Proliferation | 2 1 1 1 2 1 2 2 2 3 2 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 | Necrosis | 2 | Vacuolization Cytoplasmic | | Serosa, Inflammation, Chronic | 3 | __________________________________________________________________________| Mesentery | + + + | Inflammation, Chronic | | Fat, Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 2 2 2 2 2 1 | Inflammation, Acute | 3 | Acinus, Atrophy | 3 4 | Duct, Cyst | X | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 1 2 2 2 2 3 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal, Squamous | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + | Erosion | 2 | Hyperplasia, Focal, Squamous | | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | 3 | Infiltration Cellular, Lymphocyte | 2 2 | Inflammation, Acute | 2 2 | Inflammation, Chronic Active | 2 | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + | Edema | | Erosion | 3 | Infiltration Cellular, Lymphocyte | 2 1 2 2 1 2 2 2 2 1 2 | Inflammation, Acute | 2 2 | Inflammation, Chronic | 2 | Inflammation, Chronic Active | | Mineralization | 1 | Ulcer | 3 3 | Mucosa, Dilatation | 2 2 1 2 1 1 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 1 1 1 1 1 1 1 1 1 1 | Inflammation, Acute | 4 | Inflammation, Chronic | 2 | Atrium, Thrombosis | 4 | Coronary Artery, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + | Capsule, Inflammation, Acute | 2 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 3 2 2 2 3 2 2 2 2 2 2 2 3 2 2 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + | Degeneration, Fatty | | Hypertrophy | 2 | Necrosis | | Pigmentation | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 | Thrombosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + M + + + + + | Hyperplasia | 2 | Necrosis | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | M M + M M M M M + M M M M M + M M + M M M | __________________________________________________________________________| Pituitary Gland | + + + + M + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis | | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Pars Distalis, Cyst | 2 | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia | 2 2 2 3 3 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 1 2 | Inflammation, Acute | | Inflammation, Chronic | | C-Cell, Hyperplasia | | Follicle, Dilatation | 2 | Follicle, Hyperplasia | 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | Cyst | X | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + | Abscess | 4 | Hemorrhage | 3 | Infiltration Cellular, Lymphocyte | 3 | Inflammation, Acute | | Pigmentation, Hemosiderin, | | Cholesterol | 3 | Follicle, Cyst | X | Follicle, Cyst Multilocular | X | Periovarian Tissue, Cyst | X X X | __________________________________________________________________________| Oviduct | | Inflammation, Acute | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + | Endometrium, Hyperplasia, Cystic | 2 2 2 2 3 2 2 4 3 3 3 2 2 3 3 | Endometrium, Inflammation, Acute | 2 2 4 | __________________________________________________________________________| Vagina | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + | Fibrosis | 2 2 2 2 2 2 2 1 2 2 1 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | Bronchial, Hyperplasia, Lymphoid | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mediastinal, Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Mesenteric, Congestion | 2 3 3 4 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 | Mesenteric, Inflammation, Acute | 2 2 3 2 | Renal, Congestion | | Renal, Hyperplasia, Lymphoid | | Renal, Inflammation, Acute | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Glandular | | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 2 2 2 2 | Hyperplasia | | Inflammation, Acute | 2 3 | Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 3 2 2 3 2 2 2 2 4 3 2 2 | Hyperplasia, Lymphoid | 2 2 2 2 2 | Infiltration Cellular | 2 | Pigmentation | 2 2 2 2 2 2 2 1 2 2 2 1 2 | Capsule, Inflammation, Acute | 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + | Cyst | | Ectopic Thyroid | | Edema | | Hyperplasia, Lymphoid | 3 2 2 2 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + + + + + + + + + + M + + + + + | Ectasia | 2 2 1 2 4 2 | Acinus, Ectasia | 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + | Alopecia | 2 3 2 | Inflammation, Chronic | | Foot, Ulcer | 4 | Head, Ulcer | | Inguinal, Ulcer | | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Acute | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + | Femur, Fracture | | __________________________________________________________________________| Skeletal Muscle | + | Head, Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + | Compression | 3 2 | Hemorrhage | 2 1 | Infiltration Cellular, Lymphocyte | 2 2 1 | Mineralization | 2 2 2 2 2 2 2 1 2 2 3 1 | Nerve, Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 2 2 2 | Hemorrhage | 1 2 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 3 2 | Interstitium, Inflammation, Acute | | Interstitium, Inflammation, Chronic | | Peribronchiolar, Inflammation, Acute | | Pleura, Inflammation, Chronic | | Pleura, Interstitium, Inflammation, | | Acute | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + | Lumen, Hemorrhage | 1 2 2 2 2 2 2 1 2 2 2 3 2 2 2 | Mucosa, Inflammation, Acute | 2 2 3 | Nasolacrimal Duct, Hemorrhage | 2 | Nasolacrimal Duct, Inflammation, | | Acute | 3 2 | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2 2 2 2 2 1 2 1 1 3 2 1 | Respiratory Epithelium, Degeneration | 1 2 1 1 2 3 | Turbinate, Inflammation, Acute | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + | Abscess | 4 | Hemorrhage | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 | Inflammation, Chronic | 4 | Inflammation | 4 | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 1| 7| 6| 7| 7| 4| 7| 7| 7| 3| 7| 7| 7| 5| 4| 4| 7| 5| 7| 5| 7| 7| 4| DAY ON TEST | 3| 3| 6| 1| 0| 3| 3| 5| 3| 3| 3| 9| 3| 3| 2| 7| 5| 5| 0| 1| 2| 9| 2| 3| 5| | 0| 0| 3| 2| 5| 3| 1| 7| 3| 1| 2| 8| 3| 2| 9| 8| 7| 7| 8| 8| 5| 8| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| ANIMAL ID | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Metaplasia, Osseous | 3 | Capsule, Inflammation, Chronic | 3 | Pelvis, Dilatation | 2 | Pelvis, Inflammation, Acute | 2 | Renal Tubule, Casts Protein | 2 | Renal Tubule, Dilatation | 2 2 1 2 1 1 1 1 1 2 2 2 1 1 | Renal Tubule, Necrosis | 1 1 2 | Renal Tubule, Pigmentation | 2 | Renal Tubule, Regeneration | 2 2 1 2 1 1 2 1 2 1 | __________________________________________________________________________| Ureter | + | Dilatation | 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + | Ectasia | 2 | Infiltration Cellular, Lymphocyte | 2 1 2 3 2 2 2 3 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 | Inflammation, Acute | | Inflammation, Chronic | | Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + | Anorectal Junction, Inflammation, | | Chronic Active | | Anus, Inflammation, Acute | | Anus, Ulcer | 4 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + | Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + | Fatty Change | 2 | Hematopoietic Cell Proliferation | 2 2 2 1 2 1 2 2 3 2 1 2 1 | Infiltration Cellular, Lymphocyte | 1 2 2 1 | Necrosis | 4 2 3 | Vacuolization Cytoplasmic | 2 | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | + | Inflammation, Chronic | 4 | Fat, Necrosis | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 1 2 2 2 2 2 2 | Inflammation, Acute | | Acinus, Atrophy | | Duct, Cyst | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 1 2 1 2 1 2 2 1 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal, Squamous | 3 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + | Erosion | 1 | Hyperplasia, Focal, Squamous | 2 | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | 3 3 | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 | Inflammation, Acute | 3 2 1 | Inflammation, Chronic Active | 2 | Ulcer | 3 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + | Edema | 2 | Erosion | 2 1 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 | Inflammation, Acute | | Inflammation, Chronic | | Inflammation, Chronic Active | | Mineralization | 2 | Ulcer | | Mucosa, Dilatation | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 2 1 1 2 | Inflammation, Acute | | Inflammation, Chronic | 2 2 2 | Atrium, Thrombosis | | Coronary Artery, Inflammation, | | Chronic | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + | Capsule, Inflammation, Acute | | Capsule, Spindle Cell, Hyperplasia | 2 2 3 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + | Degeneration, Fatty | 2 2 | Hypertrophy | | Necrosis | 4 | Pigmentation | 2 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Thrombosis | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | | Necrosis | 4 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + + M + + M + + M M M + + + + M M + M M | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis | 3 | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Pars Distalis, Cyst | X | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia | 3 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 3 2 2 1 | Inflammation, Acute | 1 | Inflammation, Chronic | 2 | C-Cell, Hyperplasia | | Follicle, Dilatation | 2 2 | Follicle, Hyperplasia | 1 4 2 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | Cyst | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + | Abscess | 4 | Hemorrhage | | Infiltration Cellular, Lymphocyte | | Inflammation, Acute | 4 | Pigmentation, Hemosiderin, | | Cholesterol | | Follicle, Cyst | | Follicle, Cyst Multilocular | | Periovarian Tissue, Cyst | X X 2 X X | __________________________________________________________________________| Oviduct | | Inflammation, Acute | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + | Endometrium, Hyperplasia, Cystic | 3 1 2 2 2 2 2 2 1 3 3 2 2 3 | Endometrium, Inflammation, Acute | 2 3 | __________________________________________________________________________| Vagina | + | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + | Fibrosis | 2 1 1 2 1 2 2 1 3 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | 2 | Bronchial, Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | 2 | Mediastinal, Inflammation, Acute | | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Mesenteric, Congestion | 3 2 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 3 2 2 3 | Mesenteric, Inflammation, Acute | 3 3 4 | Renal, Congestion | 3 | Renal, Hyperplasia, Lymphoid | 3 | Renal, Inflammation, Acute | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Glandular | 2 | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 3 2 2 2 3 | Hyperplasia | | Inflammation, Acute | | Pigmentation | 2 | __________________________________________________________________________| Spleen | A + + + + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 2 1 2 2 2 2 2 3 3 2 2 2 2 2 2 | Hyperplasia, Lymphoid | 1 2 2 2 2 | Infiltration Cellular | | Pigmentation | 2 2 2 2 2 2 2 2 2 2 2 1 2 2 | Capsule, Inflammation, Acute | | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + | Cyst | X | Ectopic Thyroid | X | Edema | 3 | Hyperplasia, Lymphoid | 2 3 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + | Ectasia | 3 2 3 2 1 2 3 | Acinus, Ectasia | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + | Alopecia | 3 1 2 3 | Inflammation, Chronic | 2 | Foot, Ulcer | | Head, Ulcer | | Inguinal, Ulcer | 4 | Subcutaneous Tissue, Edema | 2 | Subcutaneous Tissue, Inflammation, | | Acute | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + | Femur, Fracture | X | __________________________________________________________________________| Skeletal Muscle | + | Head, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + | Compression | X | Hemorrhage | 1 | Infiltration Cellular, Lymphocyte | 1 | Mineralization | 2 3 2 2 1 2 2 2 1 2 2 2 2 2 | Nerve, Inflammation, Acute | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + | Congestion | 3 2 2 | Hemorrhage | 2 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | | Interstitium, Inflammation, Acute | 2 | Interstitium, Inflammation, Chronic | 1 | Peribronchiolar, Inflammation, Acute | | Pleura, Inflammation, Chronic | 2 | Pleura, Interstitium, Inflammation, | | Acute | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + | Lumen, Hemorrhage | 2 1 2 3 2 3 3 2 2 | Mucosa, Inflammation, Acute | 1 | Nasolacrimal Duct, Hemorrhage | | Nasolacrimal Duct, Inflammation, | | Acute | | Olfactory Epithelium, Degeneration | 2 1 1 1 2 2 2 2 2 2 2 2 2 2 1 2 | Respiratory Epithelium, Degeneration | 2 1 2 1 1 2 | Turbinate, Inflammation, Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + | Inflammation, Acute | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Abscess | | Hemorrhage | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Inflammation, Chronic | | Inflammation | | _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 7| 4| 7| 7| 6| 6| 5| 6| 6| 7| 6| 4| 7| 7| 6| 7| 7| 4| 5| 7| 4| 7| 4| DAY ON TEST | 0| 0| 3| 5| 3| 2| 4| 6| 6| 9| 5| 3| 2| 5| 0| 3| 2| 3| 0| 5| 0| 3| 5| 3| 5| | 9| 2| 0| 7| 3| 9| 1| 9| 2| 9| 9| 0| 9| 7| 8| 1| 7| 0| 9| 7| 5| 1| 7| 2| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Metaplasia, Osseous | | Capsule, Inflammation, Chronic | | Pelvis, Dilatation | | Pelvis, Inflammation, Acute | 3 | Renal Tubule, Casts Protein | 1 2 2 | Renal Tubule, Dilatation | 1 2 1 2 3 2 1 2 1 2 1 2 | Renal Tubule, Necrosis | 1 2 2 1 | Renal Tubule, Pigmentation | | Renal Tubule, Regeneration | 1 2 2 2 1 1 1 1 | __________________________________________________________________________| Ureter | | Dilatation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + | Ectasia | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 50 | Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 2 2 | 15 1.9| Inflammation, Acute | | 1 3.0| Inflammation, Chronic | | 1 2.0| Inflammation, Chronic Active | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | Anorectal Junction, Inflammation, | | | Chronic Active | | 1 2.0| Anus, Inflammation, Acute | | 1 4.0| Anus, Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 50 | Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 50 | Inflammation, Chronic Active | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + | 50 | Amyloid Deposition | 3 | 2 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Fatty Change | | 1 2.0| Hematopoietic Cell Proliferation | 1 2 2 2 | 30 1.8| Infiltration Cellular, Lymphocyte | 2 2 | 15 1.9| Necrosis | | 4 2.8| Vacuolization Cytoplasmic | | 1 2.0| Serosa, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Mesentery | | 4 | Inflammation, Chronic | | 1 4.0| Fat, Necrosis | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | 25 1.8| Inflammation, Acute | | 1 3.0| Acinus, Atrophy | | 2 3.5| Duct, Cyst | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 1 2 2 2 1 2 2 | 33 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 30 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | Hyperplasia, Focal, Squamous | | 1 3.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 50 | Erosion | | 2 1.5| Hyperplasia, Focal, Squamous | 4 | 2 3.0| Hyperplasia, Squamous | 2 | 4 2.8| Infiltration Cellular, Lymphocyte | | 8 1.9| Inflammation, Acute | 2 | 6 2.0| Inflammation, Chronic Active | 2 | 3 2.0| Ulcer | 2 | 4 2.8| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 50 | Edema | | 1 2.0| Erosion | | 4 2.0| Infiltration Cellular, Lymphocyte | 2 2 1 2 | 22 1.8| Inflammation, Acute | | 2 2.0| Inflammation, Chronic | | 1 2.0| Inflammation, Chronic Active | 2 | 1 2.0| Mineralization | | 2 1.5| Ulcer | | 2 3.0| Mucosa, Dilatation | 2 1 2 | 10 1.6| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 1 1 2 1 | 20 1.2| Inflammation, Acute | 2 1 | 3 2.3| Inflammation, Chronic | | 4 2.0| Atrium, Thrombosis | | 1 4.0| Coronary Artery, Inflammation, | | | Chronic | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 50 | Capsule, Inflammation, Acute | | 1 2.0| Capsule, Spindle Cell, Hyperplasia | 3 2 2 2 2 2 2 2 2 | 49 2.1| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 50 | Degeneration, Fatty | | 2 2.0| Hypertrophy | 2 | 2 2.0| Necrosis | | 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 31 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pigmentation | 2 2 2 2 2 2 2 | 45 2.0| Thrombosis | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 49 | Hyperplasia | | 1 2.0| Necrosis | | 1 4.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + | 50 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + M M M M M M + | 18 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + | 49 | Pars Distalis, Angiectasis | 2 | 2 2.5| Pars Distalis, Cyst | X | 3 2.0| Pars Distalis, Hemorrhage | | 1 4.0| Pars Distalis, Hyperplasia | 2 3 2 | 14 2.4| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | | 8 1.9| Inflammation, Acute | | 1 1.0| Inflammation, Chronic | | 1 2.0| C-Cell, Hyperplasia | 1 | 1 1.0| Follicle, Dilatation | 2 | 4 2.0| Follicle, Hyperplasia | | 7 2.1| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | | 1 | Cyst | | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + | 50 | Abscess | | 2 4.0| Hemorrhage | | 1 3.0| Infiltration Cellular, Lymphocyte | | 1 3.0| Inflammation, Acute | 4 | 2 4.0| Pigmentation, Hemosiderin, | | | Cholesterol | | 1 3.0| Follicle, Cyst | | 1 | Follicle, Cyst Multilocular | | 1 | Periovarian Tissue, Cyst | | 8 2.0| __________________________________________________________________________|____________| Oviduct | + | 1 | Inflammation, Acute | 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 32 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 50 | Endometrium, Hyperplasia, Cystic | 3 4 3 3 2 3 2 3 2 | 38 2.4| Endometrium, Inflammation, Acute | 3 1 | 7 2.4| __________________________________________________________________________|____________| Vagina | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Fibrosis | 1 3 2 2 2 3 | 26 1.8| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 | 38 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | 3 | 2 2.5| Bronchial, Hyperplasia, Lymphoid | | 1 2.0| Mediastinal, Hyperplasia, Lymphoid | | 2 2.0| Mediastinal, Inflammation, Acute | | 1 3.0| Mesenteric, Congestion | | 6 2.8| Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 | 21 2.1| Mesenteric, Inflammation, Acute | | 7 2.7| Renal, Congestion | | 1 3.0| Renal, Hyperplasia, Lymphoid | | 1 3.0| Renal, Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + | 50 | Hyperplasia, Glandular | | 1 2.0| Hyperplasia, Lymphoid | 2 2 2 3 2 | 32 2.1| Hyperplasia | 3 | 1 3.0| Inflammation, Acute | | 2 2.5| Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 49 | Hematopoietic Cell Proliferation | 3 2 2 3 2 2 2 | 41 2.2| Hyperplasia, Lymphoid | 2 2 1 | 13 1.8| Infiltration Cellular | | 1 2.0| Pigmentation | 2 2 2 1 2 2 2 | 34 1.9| Capsule, Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + M M + + | 48 | Cyst | | 1 | Ectopic Thyroid | | 1 | Edema | | 1 3.0| Hyperplasia, Lymphoid | 2 3 | 10 2.4| _____________________________________________________________________________________________________________________| | INTEGUMENTARY 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 33 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + | 48 | Ectasia | 2 2 2 2 1 | 18 2.1| Acinus, Ectasia | | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + | 50 | Alopecia | 2 | 8 2.3| Inflammation, Chronic | | 1 2.0| Foot, Ulcer | | 1 4.0| Head, Ulcer | 3 | 1 3.0| Inguinal, Ulcer | | 1 4.0| Subcutaneous Tissue, Edema | | 1 2.0| Subcutaneous Tissue, Inflammation, | | | Acute | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 50 | Femur, Fracture | | 1 | __________________________________________________________________________|____________| Skeletal Muscle | | 2 | Head, Inflammation, Acute | | 2 2.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Compression | | 3 2.5| Hemorrhage | 2 | 4 1.5| Infiltration Cellular, Lymphocyte | | 4 1.5| Mineralization | 2 3 2 2 | 30 2.0| Nerve, Inflammation, Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | 3 2 | 9 2.2| Hemorrhage | 2 | 7 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | 40 2.0| Alveolar Epithelium, Hyperplasia | 2 | 3 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 2 | 3 2.3| Interstitium, Inflammation, Acute | | 1 2.0| Interstitium, Inflammation, Chronic | | 1 1.0| Peribronchiolar, Inflammation, Acute | 4 | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 34 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 6| 7| 4| 7| 7| 6| 7| 6| | | DAY ON TEST | 0| 3| 5| 1| 5| 2| 3| 5| 2| 6| | | | 1| 3| 0| 3| 7| 9| 2| 3| 9| 0| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Pleura, Inflammation, Chronic | | 1 2.0| Pleura, Interstitium, Inflammation, | | | Acute | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 50 | Lumen, Hemorrhage | 3 3 2 2 | 28 2.1| Mucosa, Inflammation, Acute | | 4 2.0| Nasolacrimal Duct, Hemorrhage | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Acute | 2 2 3 | 5 2.4| Olfactory Epithelium, Degeneration | 2 1 2 2 2 2 2 2 | 41 1.8| Respiratory Epithelium, Degeneration | 1 2 | 14 1.6| Turbinate, Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | Inflammation, Acute | | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Abscess | | 1 4.0| Hemorrhage | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | 36 2.0| Inflammation, Chronic | | 1 4.0| Inflammation | | 1 4.0| Metaplasia, Osseous | 2 2 | 3 2.3| Capsule, Inflammation, Chronic | | 1 3.0| Pelvis, Dilatation | | 1 2.0| Pelvis, Inflammation, Acute | | 2 2.5| Renal Tubule, Casts Protein | 2 | 5 1.8| Renal Tubule, Dilatation | 1 1 1 2 | 30 1.5| Renal Tubule, Necrosis | 2 1 | 9 1.4| Renal Tubule, Pigmentation | | 1 2.0| Renal Tubule, Regeneration | 1 1 1 2 2 | 23 1.4| __________________________________________________________________________|____________| Ureter | | 1 | Dilatation | | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + | 50 | Ectasia | | 2 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 | 34 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 35 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 7| 5| 7| 7| 7| 7| 4| 4| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 2| 5| 3| 9| 3| 2| 3| 1| 5| 5| 3| 2| 3| 0| 5| 3| 3| 5| 2| 3| 3| 3| | 7| 0| 2| 9| 7| 0| 4| 3| 9| 3| 6| 7| 7| 2| 9| 1| 0| 7| 2| 3| 7| 9| 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| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 3 2 1 1 2 | Inflammation, Acute | | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Ulcer | | Anus, Erosion | 2 | Anus, Inflammation, Acute | | Anus, Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 3| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + +| Diverticulum | | Necrosis | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + +| Bile Stasis | 2 | Congestion | | Fatty Change | 2 | Hematopoietic Cell Proliferation | 1 2 2 2 2 3 1 2 2 2 1| Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 2 2 2 2| Inflammation, Acute | 1 | Inflammation, Chronic Active | 3 | Necrosis | | Vacuolization Cytoplasmic | | Serosa, Inflammation, Chronic | 3 | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 2 1 2 1 2 2| Inflammation, Chronic Active | | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Erosion | 2 | Hyperplasia, Focal, Squamous | | _____________________________________________________________________________________________________________________| Page 36 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 7| 5| 7| 7| 7| 7| 4| 4| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 2| 5| 3| 9| 3| 2| 3| 1| 5| 5| 3| 2| 3| 0| 5| 3| 3| 5| 2| 3| 3| 3| | 7| 0| 2| 9| 7| 0| 4| 3| 9| 3| 6| 7| 7| 2| 9| 1| 0| 7| 2| 3| 7| 9| 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| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | 2 2 | Infiltration Cellular, Lymphocyte | 1 | Inflammation, Acute | 3 1 1 3 2 | Inflammation, Chronic | 3 | Inflammation, Chronic Active | 2 3 | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + +| Erosion | | Infiltration Cellular, Lymphocyte | 1 2 2 1 1 2 2 1 2 2| Inflammation, Acute | 2 1 | Mineralization | | Mucosa, Dilatation | 1 1 2 2 2 2 2| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 1 1 1 1 1 | Inflammation, Chronic | | Mineralization | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 3 3 2 3 2 2 2 2 2 2 2 3 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + +| Congestion | | Cyst | | Degeneration, Fatty | | Hematopoietic Cell Proliferation | | Hypertrophy, Diffuse | 2| Hypertrophy | 2 | Pigmentation | 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2| Spindle Cell, Hyperplasia | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | M M M M + + M M M M M M + M + M M M M| __________________________________________________________________________| Pituitary Gland | + + + + M + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 3 2 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 1| Inflammation, Acute | 2 | Inflammation, Chronic Active | 2 | Follicle, Dilatation | 2 2 | Follicle, Hyperplasia | 2 1 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 7| 5| 7| 7| 7| 7| 4| 4| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 2| 5| 3| 9| 3| 2| 3| 1| 5| 5| 3| 2| 3| 0| 5| 3| 3| 5| 2| 3| 3| 3| | 7| 0| 2| 9| 7| 0| 4| 3| 9| 3| 6| 7| 7| 2| 9| 1| 0| 7| 2| 3| 7| 9| 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| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + +| Hemorrhage | 4 4 | Hyperplasia, Adenomatous | 3 | Inflammation, Acute | 4 4 | Mineralization | 2 | Periovarian Tissue, Cyst | 4 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Endometrium, Hyperplasia, Cystic | 3 2 2 3 4 2 2 2 2 3 2 2 2 2 1| Endometrium, Inflammation, Acute | 2 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + +| Fibrosis | 4 2 2 1 3 2 2 2 | Fibrous Osteodystrophy | 1| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + +| Axillary, Hyperplasia, Lymphoid | | Iliac, Hyperplasia, Lymphoid | | Iliac, Inflammation, Acute | | Mediastinal, Congestion | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mesenteric, Angiectasis | 2 | Mesenteric, Congestion | 2 2 | Mesenteric, Hemorrhage | 4 | Mesenteric, Hyperplasia, Lymphoid | 2 3 2 2 2 2 2 | Mesenteric, Inflammation, Acute | 2 3 2 3 3 | Renal, Hyperplasia, Lymphoid | | Renal, Inflammation, Acute | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | 3 2 2 2 3 2 2 2 2 2 2 | Inflammation, Acute | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hematopoietic Cell Proliferation | 2 2 2 2 1 2 3 2 3 3 2 3 3 2 2 2 4 2 2| Hyperplasia, Lymphoid | 2 2 2 2 | Pigmentation | 1 2 2 1 2 2 2 1 2 2 1 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + +| Congestion | | Cyst | 2 2 | Hyperplasia, Lymphoid | 2 2 3 2 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 7| 5| 7| 7| 7| 7| 4| 4| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 2| 5| 3| 9| 3| 2| 3| 1| 5| 5| 3| 2| 3| 0| 5| 3| 3| 5| 2| 3| 3| 3| | 7| 0| 2| 9| 7| 0| 4| 3| 9| 3| 6| 7| 7| 2| 9| 1| 0| 7| 2| 3| 7| 9| 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| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + M + + + + + + + +| Ectasia | 1 2 1 3 3 3| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + +| Alopecia | | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Acute | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + +| Cranium, Fracture | | Cranium, Inflammation, Chronic Active| | Femur, Fracture | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + +| Compression | 3 | Hemorrhage | | Infiltration Cellular, Lymphocyte | 2| Mineralization | 2 2 2 2 2 2 2 2 2 2 2| Hippocampus, Cyst | X | Meninges, Inflammation, Acute | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + +| Congestion | 2 3 2 2| Hemorrhage | 2 1 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Mineralization | | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 3 1 4 | Interstitium, Inflammation, Acute | | Pleura, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 4 2 2 1 2 2 2 1 2 2 | Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Inflammation, | | Acute | 2 3 | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2 2 2 1 2 2 1 2 2 | Olfactory Epithelium, Inflammation, | | Acute | 2 | Olfactory Epithelium, Metaplasia | 1| _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 7| 4| 7| 5| 7| 7| 7| 7| 4| 4| 7| 7| 7| 4| 4| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 2| 5| 3| 9| 3| 2| 3| 1| 5| 5| 3| 2| 3| 0| 5| 3| 3| 5| 2| 3| 3| 3| | 7| 0| 2| 9| 7| 0| 4| 3| 9| 3| 6| 7| 7| 2| 9| 1| 0| 7| 2| 3| 7| 9| 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| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Respiratory Epithelium, Degeneration | 2 2 1 2 | Respiratory Epithelium, Inflammation,| | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | Glands, Inflammation, Acute | | Lumen, Hemorrhage | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + | Hyperplasia | 2 | Inflammation, Acute | 4 | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Infarct | 4 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 | Inflammation, Acute | | Metaplasia, Osseous | 2 2 | Regeneration | | Renal Tubule, Casts Protein | 1 1 1| Renal Tubule, Dilatation | 2 1 1 1 1 2 2 1 1| Renal Tubule, Necrosis | 1 1 1 | Renal Tubule, Pigmentation | | Renal Tubule, Regeneration | 2 1 1 2 1 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + +| Angiectasis | 2| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 6| 4| 7| 7| 7| 7| 0| 7| 7| 7| 5| 6| 7| 7| 4| 7| 7| 7| 7| 5| 5| 7| 4| DAY ON TEST | 2| 2| 7| 5| 3| 3| 3| 3| 8| 3| 3| 2| 8| 2| 3| 3| 5| 3| 3| 2| 3| 2| 9| 1| 8| | 3| 9| 0| 7| 3| 2| 1| 1| 2| 0| 1| 9| 9| 1| 1| 1| 7| 2| 2| 9| 3| 0| 8| 5| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + A + M + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 | Inflammation, Acute | 2 | Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + | Anorectal Junction, Ulcer | 3 | Anus, Erosion | | Anus, Inflammation, Acute | 2 | Anus, Inflammation, Chronic Active | 2 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + M + + + + + + + + + + + + + + | Inflammation, Acute | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + | Amyloid Deposition | 4 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + | Diverticulum | 4 | Necrosis | 4 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + | Bile Stasis | | Congestion | 4 | Fatty Change | 2 | Hematopoietic Cell Proliferation | 2 2 4 2 2 2 2 2 2 2 2 1 | Infiltration Cellular, Lymphocyte | 2 1 3 2 2 2 2 2 2 2 | Inflammation, Acute | | Inflammation, Chronic Active | | Necrosis | 3 2 2 2 | Vacuolization Cytoplasmic | | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 2 1 2 2 | Inflammation, Chronic Active | 2 | Acinus, Atrophy | 2 | __________________________________________________________________________| Salivary Glands | + M + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 2 3 2 2 2 2 2 2 2 2 2 2 2 2 1 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Erosion | 2 | Hyperplasia, Focal, Squamous | 4 3 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 6| 4| 7| 7| 7| 7| 0| 7| 7| 7| 5| 6| 7| 7| 4| 7| 7| 7| 7| 5| 5| 7| 4| DAY ON TEST | 2| 2| 7| 5| 3| 3| 3| 3| 8| 3| 3| 2| 8| 2| 3| 3| 5| 3| 3| 2| 3| 2| 9| 1| 8| | 3| 9| 0| 7| 3| 2| 1| 1| 2| 0| 1| 9| 9| 1| 1| 1| 7| 2| 2| 9| 3| 0| 8| 5| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | 3 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 | Inflammation, Acute | 3 1 | Inflammation, Chronic | | Inflammation, Chronic Active | 1 | Ulcer | 3 3 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + | Erosion | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 1 1 2 2 1 2 2 | Inflammation, Acute | | Mineralization | 2 | Mucosa, Dilatation | 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 1 2 2 2 2 1 2 1 | Inflammation, Chronic | 2 | Mineralization | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 3 3 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 | Cyst | X | Degeneration, Fatty | | Hematopoietic Cell Proliferation | 2 | Hypertrophy, Diffuse | | Hypertrophy | 2 2 | Pigmentation | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Spindle Cell, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Parathyroid Gland | M M + M + M M + M M M M M M M + M M + M + M | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Hyperplasia | 2 2 2 2 2 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + | Infiltration Cellular, Lymphocyte | 1 3 2 | Inflammation, Acute | | Inflammation, Chronic Active | 1 | Follicle, Dilatation | 2 3 2 | Follicle, Hyperplasia | 2 2 1 2 3 4 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 6| 4| 7| 7| 7| 7| 0| 7| 7| 7| 5| 6| 7| 7| 4| 7| 7| 7| 7| 5| 5| 7| 4| DAY ON TEST | 2| 2| 7| 5| 3| 3| 3| 3| 8| 3| 3| 2| 8| 2| 3| 3| 5| 3| 3| 2| 3| 2| 9| 1| 8| | 3| 9| 0| 7| 3| 2| 1| 1| 2| 0| 1| 9| 9| 1| 1| 1| 7| 2| 2| 9| 3| 0| 8| 5| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + | Hemorrhage | | Hyperplasia, Adenomatous | | Inflammation, Acute | 4 4 | Mineralization | | Periovarian Tissue, Cyst | X X X X X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Endometrium, Hyperplasia, Cystic | 3 3 2 2 3 2 3 2 3 2 3 3 3 2 1 2 2 2 2 | Endometrium, Inflammation, Acute | 4 2 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + | Fibrosis | 1 3 2 3 1 3 2 2 3 3 | Fibrous Osteodystrophy | 3 2 | Myeloid Cell, Hyperplasia | 2 2 2 3 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + | Axillary, Hyperplasia, Lymphoid | 2 | Iliac, Hyperplasia, Lymphoid | 2 3 | Iliac, Inflammation, Acute | 4 | Mediastinal, Congestion | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 2 2 2 | Mesenteric, Angiectasis | | Mesenteric, Congestion | 2 3 2 3 3 | Mesenteric, Hemorrhage | | Mesenteric, Hyperplasia, Lymphoid | 2 3 2 2 2 2 2 2 2 3 2 2 2 | Mesenteric, Inflammation, Acute | 2 4 | Renal, Hyperplasia, Lymphoid | 3 | Renal, Inflammation, Acute | 4 | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + M + + + + + + + + + + + + M + | Congestion | 3 | Hyperplasia, Lymphoid | 2 2 3 2 2 2 2 2 3 2 | Inflammation, Acute | 4 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + | Angiectasis | 3 | Hematopoietic Cell Proliferation | 2 2 3 2 2 3 2 2 3 2 3 2 2 3 2 3 2 2 2 3 3 | Hyperplasia, Lymphoid | 2 2 3 2 2 2 3 2 3 | Pigmentation | 2 1 2 2 2 2 2 2 2 2 2 2 2 1 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 | Cyst | | Hyperplasia, Lymphoid | 2 2 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 6| 4| 7| 7| 7| 7| 0| 7| 7| 7| 5| 6| 7| 7| 4| 7| 7| 7| 7| 5| 5| 7| 4| DAY ON TEST | 2| 2| 7| 5| 3| 3| 3| 3| 8| 3| 3| 2| 8| 2| 3| 3| 5| 3| 3| 2| 3| 2| 9| 1| 8| | 3| 9| 0| 7| 3| 2| 1| 1| 2| 0| 1| 9| 9| 1| 1| 1| 7| 2| 2| 9| 3| 0| 8| 5| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + | Ectasia | 2 2 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + | Alopecia | 2 3 | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Acute | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + | Cranium, Fracture | | Cranium, Inflammation, Chronic Active| 3 | Femur, Fracture | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + | Compression | | Hemorrhage | 2 | Infiltration Cellular, Lymphocyte | 2 2 | Mineralization | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 | Hippocampus, Cyst | | Meninges, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + | Congestion | 2 2 2 2 | Hemorrhage | 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 | Mineralization | 1 | Alveolar Epithelium, Hyperplasia | 3 2 1 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 1 1 2 | Interstitium, Inflammation, Acute | 2 | Pleura, Inflammation, Chronic | 3 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + | Lumen, Hemorrhage | 1 1 3 3 1 2 2 3 2 2 2 | Mucosa, Inflammation, Acute | 2 1 1 1 1 | Nasolacrimal Duct, Inflammation, | | Acute | | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2 1 2 2 2 2 2 2 | Olfactory Epithelium, Inflammation, | | Acute | 1 1 | Olfactory Epithelium, Metaplasia | 3 | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 5| 7| 6| 4| 7| 7| 7| 7| 0| 7| 7| 7| 5| 6| 7| 7| 4| 7| 7| 7| 7| 5| 5| 7| 4| DAY ON TEST | 2| 2| 7| 5| 3| 3| 3| 3| 8| 3| 3| 2| 8| 2| 3| 3| 5| 3| 3| 2| 3| 2| 9| 1| 8| | 3| 9| 0| 7| 3| 2| 1| 1| 2| 0| 1| 9| 9| 1| 1| 1| 7| 2| 2| 9| 3| 0| 8| 5| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Respiratory Epithelium, Degeneration | 1 1 2 2 2 2 2 | Respiratory Epithelium, Inflammation,| | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + | Hemorrhage | | Glands, Inflammation, Acute | 2 | Lumen, Hemorrhage | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | Hyperplasia | | Inflammation, Acute | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + | Congestion | | Infarct | | Infiltration Cellular, Lymphocyte | 2 2 2 3 2 2 2 2 1 2 2 2 2 2 2 1 2 2 | Inflammation, Acute | 1 | Metaplasia, Osseous | 3 2 | Regeneration | 2 | Renal Tubule, Casts Protein | 1 2 1 2 1 2 1 1 2 | Renal Tubule, Dilatation | 1 1 2 2 1 2 1 1 2 2 1 2 1 2 2 | Renal Tubule, Necrosis | 1 3 2 | Renal Tubule, Pigmentation | 2 | Renal Tubule, Regeneration | 1 1 1 1 1 2 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + | Angiectasis | | Infiltration Cellular, Lymphocyte | 2 2 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + | 47 | __________________________________________________________________________|____________| Gallbladder | + + + + + + | 45 | Infiltration Cellular, Lymphocyte | 2 2 | 16 1.8| Inflammation, Acute | | 1 2.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + | 47 | Anorectal Junction, Ulcer | | 1 3.0| Anus, Erosion | | 1 2.0| Anus, Inflammation, Acute | | 1 2.0| Anus, Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + M + + | 45 | Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + | 47 | Amyloid Deposition | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + | 47 | Diverticulum | | 1 4.0| Necrosis | | 1 4.0| __________________________________________________________________________|____________| Liver | + + + + + + | 47 | Bile Stasis | | 1 2.0| Congestion | | 1 4.0| Fatty Change | 1 | 3 1.7| Hematopoietic Cell Proliferation | 1 2 1 | 26 1.9| Infiltration Cellular, Lymphocyte | 1 | 21 1.9| Inflammation, Acute | | 1 1.0| Inflammation, Chronic Active | | 1 3.0| Necrosis | | 4 2.3| Vacuolization Cytoplasmic | 2 | 1 2.0| Serosa, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + | 47 | Infiltration Cellular, Lymphocyte | 2 2 | 26 1.8| Inflammation, Chronic Active | | 1 2.0| Acinus, Atrophy | 3 | 2 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + | 46 | Infiltration Cellular, Lymphocyte | 1 2 1 2 2 | 32 1.9| __________________________________________________________________________________________________________________________________ * : 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 46 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach | + + + + + + | 47 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + | 47 | Angiectasis | | 1 3.0| Erosion | | 2 2.0| Hyperplasia, Focal, Squamous | | 2 3.5| Hyperplasia, Squamous | | 4 2.3| Infiltration Cellular, Lymphocyte | | 5 1.8| Inflammation, Acute | | 7 2.0| Inflammation, Chronic | | 1 3.0| Inflammation, Chronic Active | | 3 2.0| Ulcer | | 4 2.8| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + | 47 | Erosion | 2 | 2 2.0| Infiltration Cellular, Lymphocyte | 1 1 | 23 1.6| Inflammation, Acute | | 2 1.5| Mineralization | 1 | 2 1.5| Mucosa, Dilatation | | 14 1.9| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + | 47 | __________________________________________________________________________|____________| Heart | + + + + + + | 47 | Infiltration Cellular, Lymphocyte | 1 1 | 18 1.3| Inflammation, Chronic | | 1 2.0| Mineralization | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + | 47 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 | 45 2.2| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + | 47 | Congestion | | 1 2.0| Cyst | | 1 | Degeneration, Fatty | 2 | 1 2.0| Hematopoietic Cell Proliferation | | 1 2.0| Hypertrophy, Diffuse | | 1 2.0| Hypertrophy | 2 | 4 2.0| Pigmentation | 2 2 2 2 | 37 2.0| Spindle Cell, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + | 47 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + | 47 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 47 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Parathyroid Gland | + + M M + + | 14 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + | 46 | Pars Distalis, Hyperplasia | 2 2 3 | 15 2.2| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + | 47 | Infiltration Cellular, Lymphocyte | | 6 1.5| Inflammation, Acute | | 1 2.0| Inflammation, Chronic Active | 2 | 3 1.7| Follicle, Dilatation | | 5 2.2| Follicle, Hyperplasia | 4 | 10 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + | 47 | Hemorrhage | | 2 4.0| Hyperplasia, Adenomatous | | 1 3.0| Inflammation, Acute | | 4 4.0| Mineralization | | 1 2.0| Periovarian Tissue, Cyst | | 7 4.0| __________________________________________________________________________|____________| Uterus | + + + + + + | 47 | Angiectasis | | 1 2.0| Endometrium, Hyperplasia, Cystic | 2 2 2 2 | 38 2.3| Endometrium, Inflammation, Acute | 4 | 6 2.7| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + | 47 | Fibrosis | 3 1 3 | 21 2.3| Fibrous Osteodystrophy | 2 | 4 2.0| Myeloid Cell, Hyperplasia | 2 2 2 2 | 34 2.1| __________________________________________________________________________|____________| Lymph Node | + + + M + + | 46 | Axillary, Hyperplasia, Lymphoid | | 1 2.0| Iliac, Hyperplasia, Lymphoid | | 2 2.5| Iliac, Inflammation, Acute | | 1 4.0| Mediastinal, Congestion | | 2 2.0| Mediastinal, Hyperplasia, Lymphoid | | 5 2.0| Mesenteric, Angiectasis | | 1 2.0| Mesenteric, Congestion | | 7 2.4| __________________________________________________________________________________________________________________________________ * : 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: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mesenteric, Hemorrhage | | 1 4.0| Mesenteric, Hyperplasia, Lymphoid | 2 2 2 4 | 24 2.2| Mesenteric, Inflammation, Acute | | 7 2.7| Renal, Hyperplasia, Lymphoid | | 1 3.0| Renal, Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + | 43 | Congestion | | 1 3.0| Hyperplasia, Lymphoid | 2 2 2 4 | 25 2.2| Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + | 47 | Angiectasis | | 1 3.0| Hematopoietic Cell Proliferation | 3 2 2 2 2 | 45 2.3| Hyperplasia, Lymphoid | 4 | 14 2.4| Pigmentation | 1 2 1 | 28 1.7| __________________________________________________________________________|____________| Thymus | + + + + + + | 47 | Congestion | | 1 2.0| Cyst | | 2 2.0| Hyperplasia, Lymphoid | 2 4 | 10 2.3| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + | 46 | Ectasia | 2 2 | 11 2.2| __________________________________________________________________________|____________| Skin | + + + + + + | 47 | Alopecia | | 2 2.5| Subcutaneous Tissue, Edema | 2 | 1 2.0| Subcutaneous Tissue, Inflammation, | | | Acute | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + | 47 | Cranium, Fracture | X | 1 | Cranium, Inflammation, Chronic Active| | 1 3.0| Femur, Fracture | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + | 47 | Compression | | 1 3.0| Hemorrhage | 2 | 2 2.0| Infiltration Cellular, Lymphocyte | | 3 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 49 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | Mineralization | 2 2 | 28 2.0| Hippocampus, Cyst | | 1 | Meninges, Inflammation, Acute | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + | 47 | Congestion | | 8 2.1| Hemorrhage | 4 1 | 6 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 | 43 2.0| Mineralization | | 1 1.0| Alveolar Epithelium, Hyperplasia | | 4 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | | 7 1.9| Interstitium, Inflammation, Acute | | 1 2.0| Pleura, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + | 47 | Lumen, Hemorrhage | 2 1 2 2 | 25 2.0| Mucosa, Inflammation, Acute | 2 | 6 1.3| Nasolacrimal Duct, Inflammation, | | | Acute | | 2 2.5| Olfactory Epithelium, Degeneration | 2 2 2 2 | 31 1.9| Olfactory Epithelium, Inflammation, | | | Acute | | 3 1.3| Olfactory Epithelium, Metaplasia | 2 | 3 2.0| Respiratory Epithelium, Degeneration | 2 | 12 1.8| Respiratory Epithelium, Inflammation,| | | Acute | 1 2 | 2 1.5| __________________________________________________________________________|____________| Trachea | + + + + + + | 47 | Hemorrhage | | 1 3.0| Glands, Inflammation, Acute | | 1 2.0| Lumen, Hemorrhage | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 3 | Hyperplasia | | 1 2.0| Inflammation, Acute | | 1 4.0| Inflammation, Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | 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 50 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 4| 4| 2| 7| 4| 4| 6| 0| 7| 7| | | DAY ON TEST | 8| 8| 2| 0| 5| 5| 9| 0| 3| 3| | | | 8| 8| 9| 9| 7| 7| 6| 3| 2| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + | 47 | Congestion | | 1 2.0| Infarct | | 1 4.0| Infiltration Cellular, Lymphocyte | 1 2 2 2 | 38 2.0| Inflammation, Acute | | 1 1.0| Metaplasia, Osseous | | 4 2.3| Regeneration | | 1 2.0| Renal Tubule, Casts Protein | | 12 1.3| Renal Tubule, Dilatation | | 24 1.5| Renal Tubule, Necrosis | | 6 1.5| Renal Tubule, Pigmentation | | 1 2.0| Renal Tubule, Regeneration | | 15 1.2| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + | 47 | Angiectasis | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 | 35 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 51 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 4| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 2| 3| 2| 3| 3| 5| 4| 5| 9| 8| 5| 5| 3| 5| 2| 3| 3| 3| 7| | 0| 1| 1| 3| 3| 0| 9| 3| 9| 3| 1| 7| 6| 7| 0| 6| 7| 7| 2| 7| 9| 1| 0| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | Inflammation, Acute | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Cyst | X | Hematopoietic Cell Proliferation | 1 2 1 1 2 1 1 2 1 | Hyperplasia, Lymphoid | | Hyperplasia | 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 | Inflammation, Chronic | 3 | Necrosis | 3 3| Median Lobe, Angiectasis | | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 1 2 1 1 2 2 2 2 2 2 2 | Inflammation, Acute | | Acinus, Atrophy | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + +| Atrophy | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| Erosion | 3 | Hyperplasia, Focal, Squamous | 3 | Hyperplasia, Squamous | 3 2 2 | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 1 | Inflammation, Chronic Active | 3 2 2 2 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + +| Erosion | 2 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 4| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 2| 3| 2| 3| 3| 5| 4| 5| 9| 8| 5| 5| 3| 5| 2| 3| 3| 3| 7| | 0| 1| 1| 3| 3| 0| 9| 3| 9| 3| 1| 7| 6| 7| 0| 6| 7| 7| 2| 7| 9| 1| 0| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | Inflammation, Acute | 2 | Metaplasia, Squamous | | Mineralization | | Mucosa, Dilatation | 1 2 | __________________________________________________________________________| Tooth | + | Pulp, Inflammation, Acute | 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + +| Aorta, Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 2| Infiltration Cellular, Lymphocyte | 1 1 2 1 1 2 | Inflammation, Chronic | | Mineralization | | Coronary Artery, Inflammation, Acute | | Coronary Artery, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 4 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 3 1 3 3 | Hypertrophy | 2 2 | Pigmentation | 3 2 3 2 2 2 2 2 2 2 2 2 2 2 2 3 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + M + + M M M + M M M M M M M M M M +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia | 2 3 2 3 2 3 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 1 | Inflammation, Acute | 1 | Inflammation, Chronic Active | | Follicle, Dilatation | 2 2 2 | Follicle, Hyperplasia | 1 2 2 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 4| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 2| 3| 2| 3| 3| 5| 4| 5| 9| 8| 5| 5| 3| 5| 2| 3| 3| 3| 7| | 0| 1| 1| 3| 3| 0| 9| 3| 9| 3| 1| 7| 6| 7| 0| 6| 7| 7| 2| 7| 9| 1| 0| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________| Clitoral Gland | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + +| Periovarian Tissue, Cyst | X X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Endometrium, Hyperplasia, Cystic | 3 3 2 2 2 3 3 4 2 3 3 2 2 3 4 2 2 2 | Endometrium, Inflammation, Acute | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 1 1 1 3 4 2 2 3 2 2 1 2 3 2 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Mediastinal, Hyperplasia, Lymphoid | | Mesenteric, Congestion | 2 4 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 2| Mesenteric, Inflammation, Acute | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + M| Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 | Hyperplasia | 2 | Inflammation, Acute | 2 | Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 3 | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 2 | Pigmentation | 1 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + M + + + + + + + +| Congestion | | Cyst | | Hyperplasia, Lymphoid | 2 2 2 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + +| Ectasia | 3 2 2 2 2 2 2 2 2 2 2 | Inflammation, Acute | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 3 2| Back, Ulcer | | Subcutaneous Tissue, Hemorrhage | 1 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 4| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 2| 3| 2| 3| 3| 5| 4| 5| 9| 8| 5| 5| 3| 5| 2| 3| 3| 3| 7| | 0| 1| 1| 3| 3| 0| 9| 3| 9| 3| 1| 7| 6| 7| 0| 6| 7| 7| 2| 7| 9| 1| 0| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| Femur, Fracture | | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Mineralization | 2 2 2 2 1 2 2 2 1 1 2 2| Meninges, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + +| Congestion | | Hemorrhage | 2 | Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Mineralization | 1 1 | Alveolar Epithelium, Hyperplasia | 2 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 3 | Interstitium, Inflammation, Chronic | 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 2 2 2 2 2 2 2 2 2 1 | Mucosa, Inflammation, Acute | 1 | Nasolacrimal Duct, Hemorrhage | | Nasolacrimal Duct, Inflammation, | | Acute | 2 | Olfactory Epithelium, Degeneration | 2 1 1 2 2 1 2 2 2 2 2 2 2 | Olfactory Epithelium, Inflammation, | | Acute | 1 | Respiratory Epithelium, Degeneration | 1 2 2 2 2 2 2 | Turbinate, Inflammation, Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Atrophy | | __________________________________________________________________________| Harderian Gland | | Infiltration Cellular, Lymphocyte | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + +| Abscess | | Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 4| 6| 6| 4| 4| 7| 4| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 2| 3| 2| 3| 3| 5| 4| 5| 9| 8| 5| 5| 3| 5| 2| 3| 3| 3| 7| | 0| 1| 1| 3| 3| 0| 9| 3| 9| 3| 1| 7| 6| 7| 0| 6| 7| 7| 2| 7| 9| 1| 0| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Metaplasia, Osseous | | Mineralization | | Pelvis, Dilatation | | Renal Tubule, Casts Protein | 2 1 2 1 2 | Renal Tubule, Dilatation | 2 1 1 2 1 2 2 2 | Renal Tubule, Necrosis | 2 1 2 | Renal Tubule, Pigmentation | 2 | Renal Tubule, Regeneration | 3 1 2 2 1 | __________________________________________________________________________| Ureter | | Dilatation | | Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 2 2 3 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 4| 4| 5| 7| 4| 4| 7| 5| 7| 4| 7| 7| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 3| 3| DAY ON TEST | 3| 5| 5| 9| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 5| 3| 2| 3| 3| 3| 3| 2| 2| 8| 8| | 1| 7| 2| 9| 0| 7| 7| 2| 4| 1| 0| 2| 3| 3| 7| 2| 9| 0| 2| 1| 3| 9| 2| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 1 | Inflammation, Acute | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X | Cyst | | Hematopoietic Cell Proliferation | 2 2 1 | Hyperplasia, Lymphoid | 2 | Hyperplasia | | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 | Inflammation, Chronic | | Necrosis | 2 | Median Lobe, Angiectasis | 2 | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 1 2| Inflammation, Acute | 2 | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + M + + + + + + + + + + + + + + + + + +| Erosion | | Hyperplasia, Focal, Squamous | 3 | Hyperplasia, Squamous | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | Inflammation, Acute | | Inflammation, Chronic Active | | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 2| _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 4| 4| 5| 7| 4| 4| 7| 5| 7| 4| 7| 7| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 3| 3| DAY ON TEST | 3| 5| 5| 9| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 5| 3| 2| 3| 3| 3| 3| 2| 2| 8| 8| | 1| 7| 2| 9| 0| 7| 7| 2| 4| 1| 0| 2| 3| 3| 7| 2| 9| 0| 2| 1| 3| 9| 2| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 2 2 | Inflammation, Acute | 2 | Metaplasia, Squamous | 2 | Mineralization | 1 | Mucosa, Dilatation | 1 1 2 2 | __________________________________________________________________________| Tooth | | Pulp, Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + +| Aorta, Mineralization | 1| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | Infiltration Cellular, Lymphocyte | 1 1 1 1 2 | Inflammation, Chronic | | Mineralization | 1 | Coronary Artery, Inflammation, Acute | | Coronary Artery, Inflammation, | | Chronic | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 2 2 2 | Hypertrophy | | Pigmentation | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | M M M M M M + + M + M M M M M + M M M + M| __________________________________________________________________________| Pituitary Gland | + M + + + M + + + + + + + + + + + + + + +| Pars Distalis, Cyst | X X| Pars Distalis, Hyperplasia | 4 2 3 3 2 2 2 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | | Inflammation, Chronic Active | 3 | Follicle, Dilatation | 3 | Follicle, Hyperplasia | 2 1 3 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 4| 4| 5| 7| 4| 4| 7| 5| 7| 4| 7| 7| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 3| 3| DAY ON TEST | 3| 5| 5| 9| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 5| 3| 2| 3| 3| 3| 3| 2| 2| 8| 8| | 1| 7| 2| 9| 0| 7| 7| 2| 4| 1| 0| 2| 3| 3| 7| 2| 9| 0| 2| 1| 3| 9| 2| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________| Clitoral Gland | | __________________________________________________________________________| Ovary | + + + + + + M + + + + + + + + + + + + + +| Periovarian Tissue, Cyst | X X X X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Endometrium, Hyperplasia, Cystic | 2 2 2 3 3 2 3 2 2 2 2 2 2 2 2 2 3 2 2| Endometrium, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 2 2 2 3 2 2 2 2 2 2 2 2 2 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | 2 | Mesenteric, Congestion | 2 2 | Mesenteric, Hyperplasia, Lymphoid | 2 2 3 2 2 2 2 2 | Mesenteric, Inflammation, Acute | 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 | Hyperplasia | | Inflammation, Acute | 2 | Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 3 3 3 2 2 2 2 2 2 2 2 2 2 2 | Hyperplasia, Lymphoid | 3 2 2 2 2 2 | Pigmentation | 2 2 2 2 2 2 2 2 2 1 1 2 2 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Cyst | 2 | Hyperplasia, Lymphoid | 2 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + +| Ectasia | 4 3 2 3 | Inflammation, Acute | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 2 3 3 2 | Back, Ulcer | 3 | Subcutaneous Tissue, Hemorrhage | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 59 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 4| 4| 5| 7| 4| 4| 7| 5| 7| 4| 7| 7| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 3| 3| DAY ON TEST | 3| 5| 5| 9| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 5| 3| 2| 3| 3| 3| 3| 2| 2| 8| 8| | 1| 7| 2| 9| 0| 7| 7| 2| 4| 1| 0| 2| 3| 3| 7| 2| 9| 0| 2| 1| 3| 9| 2| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + +| Femur, Fracture | X | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 | Mineralization | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 | Meninges, Inflammation, Acute | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hemorrhage | 2 2 1 2 2 | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2| Mineralization | 2 1 1 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 4 | Interstitium, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 2 2 2 2 2 2 2 2 2 2 1| Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Hemorrhage | 1 | Nasolacrimal Duct, Inflammation, | | Acute | | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2 2 2 2 2 2 2 1 2| Olfactory Epithelium, Inflammation, | | Acute | | Respiratory Epithelium, Degeneration | 1 2 2 2 1 1 2 2 | Turbinate, Inflammation, Acute | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Atrophy | 4 | __________________________________________________________________________| Harderian Gland | + + | Infiltration Cellular, Lymphocyte | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Abscess | | Hyperplasia, Lymphoid | 3 | _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 4| 4| 5| 7| 4| 4| 7| 5| 7| 4| 7| 7| 6| 4| 7| 7| 7| 7| 7| 7| 7| 7| 3| 3| DAY ON TEST | 3| 5| 5| 9| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 5| 3| 2| 3| 3| 3| 3| 2| 2| 8| 8| | 1| 7| 2| 9| 0| 7| 7| 2| 4| 1| 0| 2| 3| 3| 7| 2| 9| 0| 2| 1| 3| 9| 2| 8| 8| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 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| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 1 2 2 2 2 2 2 2 2 2 2 2| Metaplasia, Osseous | | Mineralization | | Pelvis, Dilatation | | Renal Tubule, Casts Protein | 1 1 2 2 1 2 | Renal Tubule, Dilatation | 1 2 1 2 2 1 1 2 | Renal Tubule, Necrosis | 1 2 | Renal Tubule, Pigmentation | | Renal Tubule, Regeneration | 1 2 1 1 1 1 | __________________________________________________________________________| Ureter | | Dilatation | | Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 3| 7| 4| 6| 7| 4| 0| 7| 6| 7| | | DAY ON TEST | 8| 3| 5| 5| 3| 5| 0| 3| 8| 3| | | | 8| 2| 7| 3| 0| 8| 8| 2| 7| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 2 | 2 2.0| __________________________________________________________________________|____________| Gallbladder | + + M + + + + + + | 49 | Infiltration Cellular, Lymphocyte | 2 2 | 18 1.9| Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + | 50 | Amyloid Deposition | | 2 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 50 | Basophilic Focus | | 3 | Cyst | | 1 | Hematopoietic Cell Proliferation | 1 2 1 2 | 16 1.4| Hyperplasia, Lymphoid | | 1 2.0| Hyperplasia | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 | 16 1.9| Inflammation, Chronic | | 1 3.0| Necrosis | 2 | 4 2.5| Median Lobe, Angiectasis | | 1 2.0| __________________________________________________________________________|____________| Mesentery | | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | | 1 2.0| Infiltration Cellular, Lymphocyte | 1 2 2 2 | 28 1.8| Inflammation, Acute | | 1 2.0| Acinus, Atrophy | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + | 50 | Atrophy | 2 | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 | 37 2.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + | 49 | Erosion | | 1 3.0| Hyperplasia, Focal, Squamous | 3 | 3 3.0| Hyperplasia, Squamous | 3 2 | 6 2.3| Infiltration Cellular, Lymphocyte | | 6 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 62 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 3| 7| 4| 6| 7| 4| 0| 7| 6| 7| | | DAY ON TEST | 8| 3| 5| 5| 3| 5| 0| 3| 8| 3| | | | 8| 2| 7| 3| 0| 8| 8| 2| 7| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Acute | 2 | 2 1.5| Inflammation, Chronic Active | | 4 2.3| Ulcer | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + | 50 | Erosion | 2 | 4 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 | 18 1.9| Inflammation, Acute | | 2 2.0| Metaplasia, Squamous | | 1 2.0| Mineralization | | 1 1.0| Mucosa, Dilatation | | 6 1.5| __________________________________________________________________________|____________| Tooth | | 1 | Pulp, Inflammation, Acute | | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + | 50 | Aorta, Mineralization | | 1 1.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + | 50 | Fibrosis, Focal | | 1 2.0| Infiltration Cellular, Lymphocyte | 1 1 | 13 1.2| Inflammation, Chronic | 2 | 1 2.0| Mineralization | | 1 1.0| Coronary Artery, Inflammation, Acute | 3 | 1 3.0| Coronary Artery, Inflammation, | | | Chronic | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + | 50 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 1 2 2 2 | 50 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + | 50 | Degeneration, Fatty | 1 2 | 9 2.1| Hypertrophy | | 2 2.0| Pigmentation | 2 2 2 2 2 3 | 37 2.1| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + | 50 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + M + + + + | 49 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + M M M M M M M M | 12 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + | 48 | Pars Distalis, Cyst | | 3 | Pars Distalis, Hyperplasia | 2 | 18 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 63 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 3| 7| 4| 6| 7| 4| 0| 7| 6| 7| | | DAY ON TEST | 8| 3| 5| 5| 3| 5| 0| 3| 8| 3| | | | 8| 2| 7| 3| 0| 8| 8| 2| 7| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | 2 | 6 1.8| Inflammation, Acute | | 1 1.0| Inflammation, Chronic Active | | 1 3.0| Follicle, Dilatation | 2 | 5 2.2| Follicle, Hyperplasia | 2 1 2 | 13 1.9| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + | 49 | Periovarian Tissue, Cyst | X | 8 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + | 50 | Angiectasis | | 2 2.5| Endometrium, Hyperplasia, Cystic | 3 2 2 4 2 2 | 43 2.4| Endometrium, Inflammation, Acute | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + | 50 | Fibrosis | 2 2 2 | 32 2.1| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 | 35 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + M + + + | 49 | Hyperplasia, Lymphoid | 2 | 2 2.0| Mediastinal, Hyperplasia, Lymphoid | | 1 2.0| Mesenteric, Congestion | 2 | 5 2.4| Mesenteric, Hyperplasia, Lymphoid | 2 2 2 | 17 2.1| Mesenteric, Inflammation, Acute | | 2 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + M + + + | 48 | Hyperplasia, Lymphoid | 2 2 2 2 2 | 29 2.0| Hyperplasia | | 1 2.0| Inflammation, Acute | | 2 2.0| Pigmentation | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + | 50 | Hematopoietic Cell Proliferation | 2 2 2 2 2 1 | 39 2.1| Hyperplasia, Lymphoid | | 16 2.1| Pigmentation | 2 2 2 2 2 2 1 | 33 1.9| __________________________________________________________________________________________________________________________________ * : 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 64 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 3| 7| 4| 6| 7| 4| 0| 7| 6| 7| | | DAY ON TEST | 8| 3| 5| 5| 3| 5| 0| 3| 8| 3| | | | 8| 2| 7| 3| 0| 8| 8| 2| 7| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thymus | + + M + + + + + + | 48 | Congestion | | 1 2.0| Cyst | | 1 2.0| Hyperplasia, Lymphoid | | 6 2.3| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + | 50 | Ectasia | 2 2 2 | 18 2.3| Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + | 50 | Alopecia | 3 | 9 2.4| Back, Ulcer | | 1 3.0| Subcutaneous Tissue, Hemorrhage | | 1 1.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + | 49 | Femur, Fracture | | 1 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + | 50 | Infiltration Cellular, Lymphocyte | | 3 2.0| Mineralization | 2 2 2 3 | 31 1.9| Meninges, Inflammation, Acute | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + | 50 | Congestion | 2 3 | 2 2.5| Hemorrhage | 2 2 | 8 1.9| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 | 42 2.0| Mineralization | 1 2 | 7 1.3| Alveolar Epithelium, Hyperplasia | | 3 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | | 2 3.5| Interstitium, Inflammation, Chronic | | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + | 50 | Lumen, Hemorrhage | 2 2 2 | 28 1.9| Mucosa, Inflammation, Acute | | 1 1.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 65 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 3| 7| 4| 6| 7| 4| 0| 7| 6| 7| | | DAY ON TEST | 8| 3| 5| 5| 3| 5| 0| 3| 8| 3| | | | 8| 2| 7| 3| 0| 8| 8| 2| 7| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Nasolacrimal Duct, Hemorrhage | | 1 1.0| Nasolacrimal Duct, Inflammation, | | | Acute | | 1 2.0| Olfactory Epithelium, Degeneration | 2 2 2 2 | 31 1.9| Olfactory Epithelium, Inflammation, | | | Acute | | 1 1.0| Respiratory Epithelium, Degeneration | 2 2 1 2 | 19 1.7| Turbinate, Inflammation, Acute | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 1 | Atrophy | | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | + | 3 | Infiltration Cellular, Lymphocyte | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + | 50 | Abscess | 3 | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 | 42 1.9| Metaplasia, Osseous | 2 | 1 2.0| Mineralization | 3 | 1 3.0| Pelvis, Dilatation | 3 | 1 3.0| Renal Tubule, Casts Protein | | 11 1.5| Renal Tubule, Dilatation | | 16 1.6| Renal Tubule, Necrosis | 2 1 | 7 1.6| Renal Tubule, Pigmentation | | 1 2.0| Renal Tubule, Regeneration | 2 1 | 13 1.5| __________________________________________________________________________|____________| Ureter | + | 1 | Dilatation | 3 | 1 3.0| Infiltration Cellular, Lymphocyte | 3 | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + | 50 | Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | 39 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 66 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + M + + +| Cyst | | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 3 | Inflammation, Chronic | 3 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 3 4 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Bile Stasis | 2 | Focal Cellular Change | X | Hematopoietic Cell Proliferation | 2 2 2 2 2 3 2 | Infarct | 2 | Infiltration Cellular, Lymphocyte | 1 | Inflammation, Acute | 2 | Inflammation, Chronic | | Necrosis | 3 4 2 | Centrilobular, Fatty Change | 1 | Periportal, Inflammation, Chronic | 2 2 | __________________________________________________________________________| Mesentery | + | Artery, Inflammation, Chronic Active | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 1 1 2 2 | Acinus, Atrophy | 3 | Acinus, Hyperplasia | 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 4 | Hyperplasia, Glandular | | Infiltration Cellular, Lymphocyte | 2 2 1 1 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 3 | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 3 2 | _____________________________________________________________________________________________________________________| Page 67 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | 3 | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 | Infiltration Cellular, Lymphocyte | 2 2 2| Inflammation, Acute | 3 2 | Inflammation, Chronic Active | | Mucosa, Dilatation | 2| Mucosa, Hyperplasia | 2 | __________________________________________________________________________| Tooth | | Pulp, Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + M + + +| Aorta, Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 1 1| Inflammation, Chronic | 2 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hypertrophy | 2| Pigmentation | 2 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + M + + M M M + M + M M + + + + M M M M M M + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + M + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 2 | Follicle, Cyst | | Follicle, Dilatation | 2 | Follicle, Hyperplasia | 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | | _____________________________________________________________________________________________________________________| Page 68 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 | __________________________________________________________________________| Penis | + + + + + | Concretion | | Inflammation, Acute | 4 4 4 3 4 | Inflammation | | __________________________________________________________________________| Preputial Gland | + + + | Abscess | 4 | Cyst | 3 | Inflammation, Acute | | Inflammation, Chronic | 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | Inflammation, Acute | 2 4 3 4 2 4 | Inflammation, Chronic | | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + | Inflammation, Chronic | 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 4 3 | Granuloma Sperm | | Hemorrhage | | Infiltration Cellular, Lymphocyte | 2 | Interstitial Cell, Hyperplasia | 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 3 2 2 2 3 2 2 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hyperplasia, Lymphoid | 2 | Iliac, Hyperplasia, Lymphoid | 2 | Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | 2| Mesenteric, Congestion | 2 3 3 2 2 2 | Mesenteric, Hemorrhage | 3 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 3 4 2 2 2 2 2 2| Mesenteric, Inflammation, Acute | 3 3 | Renal, Congestion | | Renal, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M M M + + + + + + + + + + M +| Hyperplasia, Lymphoid | 1 2 2 2 2 2 2 2 2 2 2 | Inflammation, Acute | | Necrosis | 2 | _____________________________________________________________________________________________________________________| Page 69 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hematopoietic Cell Proliferation | 2 2 2 2 2 3 1 2 3 3 2 3 2 3 2 4 1 2 2 2 2 2| Hyperplasia, Lymphoid | 2 3 2 2 | Pigmentation | 1 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + M + + + M + + + M + + +| Cyst | X 2 X | Ectopic Parathyroid Gland | | Hyperplasia, Lymphoid | 3 | _____________________________________________________________________________________________________________________| 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Inflammation, Acute | | Inflammation, Chronic | | Ulcer | | Head, Inflammation, Acute | | Head, Inflammation, Chronic | 2 | Inguinal, Abscess | | Inguinal, Ulcer | | Prepuce, Abscess | 4 | Prepuce, Ulcer | 4 4 | Scrotal, Abscess | 4 4 | Scrotal, Ulcer | 4 4 4 4 4 | Subcutaneous Tissue, Inflammation, | | Acute | 3 | Subcutaneous Tissue, Inflammation, | | Chronic | | Subcutaneous Tissue, Head, Abscess | | Subcutaneous Tissue, Head, | | Inflammation, Acute | | Tail, Inflammation, Acute | | Tail, Necrosis | 4 | Thoracic, Alopecia | | Ventral, Alopecia | 2 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Femur, Hyperostosis | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | _____________________________________________________________________________________________________________________| Page 70 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | | Mineralization | 2 2 2 2 2 2 2 2 2 2 2 3 3 2 2 2 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 2 2 2 2 2 2 | Hemorrhage | 1 1 | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 1 2 2 2 2 2 2 2 2 1 2 2 2 2 2| Mineralization | 1 | Alveolar Epithelium, Hyperplasia | | Alveolus, Infiltration Cellular, | | Histiocyte | 3 | Interstitium, Inflammation, Acute | 2 1 2 | Interstitium, Inflammation, Chronic | | Peribronchiolar, Inflammation, Acute | | Peribronchiolar, Inflammation, | | Chronic | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 2 2 2 1 2 2 1 2 2 2 3 1 2 | Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Hemorrhage | 2 2| Nasolacrimal Duct, Inflammation, | | Acute | | Olfactory Epithelium, Degeneration | 1 1 2 2 2 1 2 2 2 2 2 2 2 2 2 1 2| Respiratory Epithelium, Degeneration | 2 1 | Turbinate, Inflammation, Acute | 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Mucosa, Erosion | 3 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Cyst | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 3 3 | Inflammation, Chronic | | Cortex, Cyst | X | Pelvis, Dilatation | 3 2 1 3 2 | Pelvis, Inflammation, Acute | 3 | Pelvis, Inflammation, Chronic | | Pelvis, Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 71 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 7| 7| 4| 7| 2| 5| 6| 4| 4| 5| 7| 6| 7| 6| 7| 7| 7| 4| 5| 7| 5| 5| 5| 7| DAY ON TEST | 4| 2| 3| 4| 3| 9| 5| 6| 3| 3| 4| 2| 0| 2| 3| 3| 3| 0| 2| 7| 3| 3| 4| 4| 2| | 6| 9| 1| 3| 1| 1| 7| 9| 8| 4| 9| 9| 8| 9| 3| 3| 2| 1| 9| 6| 1| 4| 9| 3| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Renal Tubule, Casts Protein | 2 1 | Renal Tubule, Cyst | | Renal Tubule, Dilatation | 1 2 2 1 | Renal Tubule, Hyperplasia | 2 | Renal Tubule, Mineralization | 2 | Renal Tubule, Necrosis | 1 1 | Renal Tubule, Regeneration | 2 1 2 2 2 1 1 2 1 1 1 1 2| __________________________________________________________________________| Ureter | + + + + | Dilatation | | Inflammation, Acute | | __________________________________________________________________________| Urethra | + + | Calculus Micro Observation Only | X | Inflammation, Acute | | Inflammation, Chronic | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Calculus Gross Observation | | Calculus Micro Observation Only | | Ectasia | 3 3 3 3 2 | Hemorrhage | | Infiltration Cellular, Lymphocyte | 1 2 2 2 1 1 2 2 1 2 2 2 2 1 2| Inflammation, Acute | 4 2 3 | Inflammation, Chronic | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 72 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 | Infiltration Cellular, Lymphocyte | 2 1 2 2 1 | Inflammation, Acute | | Inflammation, Chronic | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + M + + + +| Ulcer | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Bile Stasis | | Focal Cellular Change | | Hematopoietic Cell Proliferation | 1 1 1 1 2 2 2 2 2 1 2 | Infarct | | Infiltration Cellular, Lymphocyte | 1 | Inflammation, Acute | 2 | Inflammation, Chronic | 2 2 | Necrosis | 2 | Centrilobular, Fatty Change | | Periportal, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | + | Artery, Inflammation, Chronic Active | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 | Acinus, Atrophy | | Acinus, Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hyperplasia, Glandular | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1 2 1 2 1 2 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | Infiltration Cellular, Lymphocyte | | Inflammation, Acute | 1 | _____________________________________________________________________________________________________________________| Page 73 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | 2 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 1| Inflammation, Acute | | Inflammation, Chronic Active | 2 | Mucosa, Dilatation | 2 | Mucosa, Hyperplasia | | __________________________________________________________________________| Tooth | + + | Pulp, Inflammation, Acute | 3 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| Aorta, Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 2 2 1 | Inflammation, Chronic | 2 2 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hypertrophy | 2 2 2 | Pigmentation | 2 3 2| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | M + + + + M M + M M + M + M + + M + M M M + M M M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 1 | Follicle, Cyst | | Follicle, Dilatation | 2 2| Follicle, Hyperplasia | 1 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | 4 | _____________________________________________________________________________________________________________________| Page 74 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 2 | __________________________________________________________________________| Penis | + + + + + + + | Concretion | | Inflammation, Acute | 4 4 4 4 4 4 3 | Inflammation | | __________________________________________________________________________| Preputial Gland | + M + + + + + + + | Abscess | 4 4 4 | Cyst | 4 X | Inflammation, Acute | 4 4 | Inflammation, Chronic | 3 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 | Inflammation, Acute | 4 3 4 4 | Inflammation, Chronic | 3 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + + | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 3 2 3 | Granuloma Sperm | 2 3 | Hemorrhage | 4 | Infiltration Cellular, Lymphocyte | | Interstitial Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | 3 2 | Iliac, Hyperplasia, Lymphoid | 2 3 2 2 2 | Inguinal, Hyperplasia, Lymphoid | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 2 2| Mesenteric, Congestion | 2 3 2 2 2 2 3 3 2 2| Mesenteric, Hemorrhage | | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 | Mesenteric, Inflammation, Acute | 3 2 | Renal, Congestion | | Renal, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + M + + + + + + + M + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 2 | Necrosis | | _____________________________________________________________________________________________________________________| Page 75 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hematopoietic Cell Proliferation | 3 3 2 2 3 2 3 2 2 2 2 2 2 2 2 3 1 2 2 2 2 2 2 | Hyperplasia, Lymphoid | 2 2 3 2 2 2 | Pigmentation | 2| __________________________________________________________________________| Thymus | + + + + + + + + + M + + M + + + M + + + + + + + +| Cyst | | Ectopic Parathyroid Gland | X | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Inflammation, Acute | 1 | Inflammation, Chronic | 3 | Ulcer | 4 4 4 | Head, Inflammation, Acute | 2 | Head, Inflammation, Chronic | | Inguinal, Abscess | 4 | Inguinal, Ulcer | | Prepuce, Abscess | 4 | Prepuce, Ulcer | 4 4 4 4 4 4 | Scrotal, Abscess | 4 4 4 | Scrotal, Ulcer | 4 4 4 | Subcutaneous Tissue, Inflammation, | | Acute | 3 | Subcutaneous Tissue, Inflammation, | | Chronic | 2 | Subcutaneous Tissue, Head, Abscess | 3 | Subcutaneous Tissue, Head, | | Inflammation, Acute | 2 | Tail, Inflammation, Acute | | Tail, Necrosis | | Thoracic, Alopecia | 3 | Ventral, Alopecia | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Femur, Hyperostosis | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | _____________________________________________________________________________________________________________________| Page 76 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Infiltration Cellular, Lymphocyte | 2 | Mineralization | 2 2 2 2 2 2 2 2 2 2 2 2 3 2 3 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 2 | Hemorrhage | 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 2 | Mineralization | | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 2 2 | Interstitium, Inflammation, Acute | | Interstitium, Inflammation, Chronic | 2 | Peribronchiolar, Inflammation, Acute | 2 | Peribronchiolar, Inflammation, | | Chronic | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + M + + + +| Lumen, Hemorrhage | 2 2 2 3 2 2 2 2 1 2 1 2 2 2 2 | Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Hemorrhage | | Nasolacrimal Duct, Inflammation, | | Acute | 2| Olfactory Epithelium, Degeneration | 2 2 2 2 2 1 2 1 2 1 2 2 2 1 2 1 2| Respiratory Epithelium, Degeneration | 2 1 1 1 1 | Turbinate, Inflammation, Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Mucosa, Erosion | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 | Cyst | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 3 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 3 | Inflammation, Chronic | 3 | Cortex, Cyst | X | Pelvis, Dilatation | 3 3 3 2 3 2 | Pelvis, Inflammation, Acute | 3 2 2 3 | Pelvis, Inflammation, Chronic | | Pelvis, Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 77 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 4| 6| 4| 6| 7| 7| 4| 3| 7| 7| 6| 5| 6| 6| 4| 5| 7| 4| 7| 6| 3| 7| 2| 7| 7| DAY ON TEST | 7| 3| 4| 4| 3| 3| 3| 7| 3| 3| 1| 2| 1| 0| 9| 2| 3| 4| 3| 3| 3| 3| 9| 2| 1| | 0| 3| 2| 0| 0| 3| 6| 2| 1| 3| 3| 0| 8| 4| 1| 6| 2| 3| 0| 9| 1| 3| 1| 9| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 0 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Renal Tubule, Casts Protein | 2 | Renal Tubule, Cyst | 2 2 | Renal Tubule, Dilatation | 2 1 1 1 1 1 2 1| Renal Tubule, Hyperplasia | | Renal Tubule, Mineralization | 2 | Renal Tubule, Necrosis | 1 2 2 | Renal Tubule, Regeneration | 2 2 1 2 2 2 2 1 2 2 2 1 2 1 2 2 2 2| __________________________________________________________________________| Ureter | + + + | Dilatation | 1 2 | Inflammation, Acute | 3 | __________________________________________________________________________| Urethra | + + + | Calculus Micro Observation Only | X X | Inflammation, Acute | 3 | Inflammation, Chronic | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Calculus Gross Observation | | Calculus Micro Observation Only | X | Ectasia | 3 3 3 2 3 1 3 3 3 2 3 2 | Hemorrhage | | Infiltration Cellular, Lymphocyte | 1 1 2 2 2 2 2 2 2 2 1| Inflammation, Acute | 4 2 4 4 | Inflammation, Chronic | 2 | Inflammation, Chronic Active | 4 2 | _____________________________________________________________________________________________________________________| Page 78 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 59 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + | 59 | Cyst | | 1 2.0| Infiltration Cellular, Lymphocyte | | 6 1.7| Inflammation, Acute | | 1 3.0| Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 60 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 59 | Ulcer | 3 | 4 3.5| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 60 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 60 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 60 | Bile Stasis | | 1 2.0| Focal Cellular Change | | 1 | Hematopoietic Cell Proliferation | 1 1 2 | 21 1.7| Infarct | | 1 2.0| Infiltration Cellular, Lymphocyte | | 2 1.0| Inflammation, Acute | 1 | 3 1.7| Inflammation, Chronic | 2 | 3 2.0| Necrosis | 1 | 5 2.4| Centrilobular, Fatty Change | | 1 1.0| Periportal, Inflammation, Chronic | | 2 2.0| __________________________________________________________________________|____________| Mesentery | | 2 | Artery, Inflammation, Chronic Active | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 11 1.7| Acinus, Atrophy | | 1 3.0| Acinus, Hyperplasia | | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 60 | Hemorrhage | | 1 4.0| Hyperplasia, Glandular | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 1 2 2 1 | 30 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 79 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 60 | Hyperkeratosis | | 1 3.0| Infiltration Cellular, Lymphocyte | | 1 2.0| Inflammation, Acute | 1 | 4 1.8| Inflammation, Chronic Active | | 2 2.5| Ulcer | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 60 | Erosion | 2 3 | 4 2.3| Infiltration Cellular, Lymphocyte | 2 1 2 2 | 14 1.9| Inflammation, Acute | | 2 2.5| Inflammation, Chronic Active | | 1 2.0| Mucosa, Dilatation | | 2 2.0| Mucosa, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 2 | Pulp, Inflammation, Acute | | 2 2.5| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 59 | Aorta, Mineralization | 2 | 1 2.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 9 1.2| Inflammation, Chronic | | 5 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 60 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 | 59 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 60 | Hypertrophy | | 4 2.0| Pigmentation | | 8 2.1| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 60 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + M M | 30 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 59 | Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | 1 1 | 8 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 80 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Follicle, Cyst | 2 2 | 2 2.0| Follicle, Dilatation | | 3 2.0| Follicle, Hyperplasia | | 4 1.8| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 60 | Granuloma Sperm | 3 4 | 3 3.7| Infiltration Cellular, Lymphocyte | 2 2 2 | 9 1.9| __________________________________________________________________________|____________| Penis | + + + + + | 17 | Concretion | 3 | 1 3.0| Inflammation, Acute | 4 4 4 4 | 16 3.9| Inflammation | 4 | 1 4.0| __________________________________________________________________________|____________| Preputial Gland | + | 12 | Abscess | | 4 4.0| Cyst | | 3 3.5| Inflammation, Acute | | 2 4.0| Inflammation, Chronic | 3 | 3 3.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 8 2.0| Inflammation, Acute | 3 3 2 3 | 14 3.2| Inflammation, Chronic | | 2 3.0| Inflammation, Chronic Active | 2 4 | 2 3.0| __________________________________________________________________________|____________| Seminal Vesicle | | 4 | Inflammation, Chronic | | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 60 | Atrophy | 2 3 | 9 2.8| Granuloma Sperm | | 2 2.5| Hemorrhage | | 1 4.0| Infiltration Cellular, Lymphocyte | | 1 2.0| Interstitial Cell, Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 60 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 | 51 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 60 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 81 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Congestion | 3 | 2 3.0| Hyperplasia, Lymphoid | 2 | 4 2.3| Iliac, Hyperplasia, Lymphoid | 3 2 3 3 | 10 2.4| Inguinal, Hyperplasia, Lymphoid | 2 | 2 2.0| Mediastinal, Hyperplasia, Lymphoid | | 4 2.0| Mesenteric, Congestion | 2 2 2 4 | 20 2.4| Mesenteric, Hemorrhage | | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 3 | 32 2.2| Mesenteric, Inflammation, Acute | | 4 2.8| Renal, Congestion | 2 | 1 2.0| Renal, Hyperplasia, Lymphoid | 3 | 2 2.5| __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + + + + | 53 | Hyperplasia, Lymphoid | 2 2 2 2 2 1 2 | 38 2.0| Inflammation, Acute | | 1 2.0| Necrosis | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 60 | Angiectasis | 2 | 1 2.0| Hematopoietic Cell Proliferation | 3 2 3 3 2 2 2 2 3 | 54 2.2| Hyperplasia, Lymphoid | | 10 2.2| Pigmentation | 1 | 4 1.5| __________________________________________________________________________|____________| Thymus | + + M + + + + + + + | 53 | Cyst | | 3 2.0| Ectopic Parathyroid Gland | | 1 | Hyperplasia, Lymphoid | 2 | 2 2.5| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | 6 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 60 | Alopecia | 2 2 | 4 2.0| Inflammation, Acute | | 1 1.0| Inflammation, Chronic | 2 | 2 2.5| Ulcer | | 3 4.0| Head, Inflammation, Acute | 2 | 2 2.0| Head, Inflammation, Chronic | 3 2 | 3 2.3| Inguinal, Abscess | | 1 4.0| Inguinal, Ulcer | 4 | 1 4.0| Prepuce, Abscess | | 2 4.0| Prepuce, Ulcer | 4 | 9 4.0| Scrotal, Abscess | | 5 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 82 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Scrotal, Ulcer | 4 4 4 4 4 4 4 4 | 16 4.0| Subcutaneous Tissue, Inflammation, | | | Acute | | 2 3.0| Subcutaneous Tissue, Inflammation, | | | Chronic | | 1 2.0| Subcutaneous Tissue, Head, Abscess | 3 | 2 3.0| Subcutaneous Tissue, Head, | | | Inflammation, Acute | | 1 2.0| Tail, Inflammation, Acute | 1 | 1 1.0| Tail, Necrosis | | 1 4.0| Thoracic, Alopecia | | 1 3.0| Ventral, Alopecia | | 2 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 60 | Femur, Hyperostosis | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 60 | Hemorrhage | | 2 2.0| Infiltration Cellular, Lymphocyte | | 1 2.0| Mineralization | 2 2 1 2 2 2 2 | 40 2.1| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 60 | Congestion | 2 | 11 2.1| Hemorrhage | 2 2 | 6 1.7| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 1 | 50 1.9| Mineralization | 2 | 2 1.5| Alveolar Epithelium, Hyperplasia | | 1 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | | 3 2.3| Interstitium, Inflammation, Acute | 2 1 | 5 1.6| Interstitium, Inflammation, Chronic | | 1 2.0| Peribronchiolar, Inflammation, Acute | | 1 2.0| Peribronchiolar, Inflammation, | | | Chronic | 2 | 2 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 59 | Lumen, Hemorrhage | 2 2 1 1 2 1 | 36 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 83 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Mucosa, Inflammation, Acute | 2 | 1 2.0| Nasolacrimal Duct, Hemorrhage | | 2 2.0| Nasolacrimal Duct, Inflammation, | | | Acute | | 1 2.0| Olfactory Epithelium, Degeneration | 2 2 2 1 2 2 2 | 41 1.8| Respiratory Epithelium, Degeneration | | 7 1.3| Turbinate, Inflammation, Acute | | 1 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 60 | Mucosa, Erosion | | 1 3.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 60 | Congestion | | 1 2.0| Cyst | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 2 2 2 | 53 2.0| Inflammation, Acute | 3 | 4 3.0| Inflammation, Chronic | | 1 3.0| Cortex, Cyst | | 2 | Pelvis, Dilatation | 2 3 3 | 14 2.5| Pelvis, Inflammation, Acute | 2 2 | 7 2.4| Pelvis, Inflammation, Chronic | 2 | 1 2.0| Pelvis, Inflammation, Chronic Active | 2 | 1 2.0| Renal Tubule, Casts Protein | 2 | 4 1.8| Renal Tubule, Cyst | | 2 2.0| Renal Tubule, Dilatation | 2 | 13 1.4| Renal Tubule, Hyperplasia | | 1 2.0| Renal Tubule, Mineralization | | 2 2.0| Renal Tubule, Necrosis | 2 | 6 1.5| Renal Tubule, Regeneration | 1 2 2 2 1 | 36 1.6| __________________________________________________________________________|____________| Ureter | + | 8 | Dilatation | 2 | 3 1.7| Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Urethra | | 5 | Calculus Micro Observation Only | | 3 | Inflammation, Acute | | 1 3.0| Inflammation, Chronic | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 84 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 3| 5| 5| 5| 6| 7| 5| 2| 7| | | DAY ON TEST | 2| 8| 7| 6| 9| 2| 1| 2| 9| 1| | | | 9| 8| 9| 3| 0| 9| 3| 8| 1| 2| | 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | A | 0 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 60 | Angiectasis | | 2 2.5| Calculus Gross Observation | X | 1 | Calculus Micro Observation Only | | 1 | Ectasia | 2 3 | 19 2.6| Hemorrhage | 3 | 1 3.0| Infiltration Cellular, Lymphocyte | 1 | 27 1.7| Inflammation, Acute | 4 3 4 | 10 3.4| Inflammation, Chronic | | 1 2.0| Inflammation, Chronic Active | 2 4 4 3 | 6 3.2| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 85 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + M + + + + +| Infiltration Cellular, Lymphocyte | 1 2 | Inflammation, Acute | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Erosion | | Anus, Erosion | | Anus, Inflammation, Acute | 3 | Anus, Inflammation, Chronic Active | 3| Anus, Ulcer | 4 4 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 4 | Inflammation, Chronic | 3 | Ulcer | 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hematopoietic Cell Proliferation | 1 1 2 2 2 1 | Infarct | 4| Infiltration Cellular, Lymphocyte | 1 1 2 | Inflammation, Acute | 2 2| Inflammation, Chronic | 2 | Necrosis | 2| __________________________________________________________________________| Mesentery | | Artery, Inflammation, Chronic | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 | Infiltration Cellular, Lymphocyte | 2 1 1 1 1 | Inflammation, Chronic | | Acinus, Atrophy | 1 | Acinus, Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 2 2 2 1 2 1 1 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | _____________________________________________________________________________________________________________________| Page 86 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | | Infiltration Cellular, Lymphocyte | | Inflammation, Chronic | | Inflammation, Chronic Active | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 2| Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 | Mucosa, Dilatation | | Submucosa, Edema | | __________________________________________________________________________| Tooth | + +| Pulp, Inflammation, Acute | 2 3| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Infiltration Cellular, Lymphocyte | 2 1 2 | Inflammation, Acute | 2| Inflammation, Chronic | 2 | Inflammation, Chronic Active | | Mineralization | 2 | Ventricle Right, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | 2 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Hypertrophy | | Pigmentation | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Necrosis | | __________________________________________________________________________| Parathyroid Gland | M + M M + + M + + M + M M + M M + + + + + M M + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | | Follicle, Cyst | 2 | Follicle, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 87 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 2 | Inflammation, Acute | 4 3 | Inflammation, Chronic | 3 | Inflammation, Chronic Active | 3| __________________________________________________________________________| Penis | + + + + + + + + +| Abscess | | Inflammation, Acute | 4 4 4 4 4 4 4| Necrosis | 4 4 4| __________________________________________________________________________| Preputial Gland | + + + | Abscess | 4 4 | Cyst | | Infiltration Cellular, Lymphocyte | | Inflammation, Chronic | 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + M + +| Infiltration Cellular, Lymphocyte | 2 2 2 | Inflammation, Acute | 3 3 1 3 | Inflammation, Chronic Active | 3 4 3| __________________________________________________________________________| Seminal Vesicle | + | Dilatation | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Inflammation, Acute | 3 | Interstitial Cell, Hyperplasia | 2 | Tunic, Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 1 | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | 1 | Inflammation, Acute | | Iliac, Hyperplasia, Lymphoid | 2 2 3 3 | Iliac, Inflammation, Acute | | Inguinal, Hyperplasia, Lymphoid | 3 4 3 | Lumbar, Hyperplasia, Lymphoid | 3 | Mediastinal, Hyperplasia, Lymphoid | 2 2 | Mesenteric, Congestion | 4 2 | Mesenteric, Hyperplasia, Lymphoid | 2 2 1 2 2 2 2 2 2 2 2 3 2 2| Mesenteric, Inflammation, Acute | | _____________________________________________________________________________________________________________________| Page 88 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Renal, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + M + + + M + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | 2 2 2 1 2 2 2 2 2 2 1 2 2 4 2 2| Pigmentation | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Hematopoietic Cell Proliferation | 2 4 2 2 2 3 2 3 2 3 3 3 1 1 2 2 2 3 2 2 3 1 3 2 3| Hyperplasia, Lymphoid | | Pigmentation | 1 2 2 1 | Capsule, Inflammation, Chronic Active| 2 | __________________________________________________________________________| Thymus | M + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | 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 M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Inflammation, Chronic | | Ulcer | 4 4 | Foot, Ulcer | 4 | Head, Inflammation, Chronic | | Inguinal, Inflammation, Acute | 2 | Inguinal, Ulcer | 4 | Neck, Abscess | 4 | Prepuce, Ulcer | 4 4 4 4 | Scrotal, Abscess | | Scrotal, Inflammation, Chronic Active| 3 | Scrotal, Ulcer | 4 4 4 4 4 4 4 4 4 4| Subcutaneous Tissue, Head, Abscess | | Tail, Inflammation, Chronic | 2 | Tail, Ulcer | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + + +| Abscess | 4 | Head, Abscess | 3 2 3 3| Head, Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | _____________________________________________________________________________________________________________________| Page 89 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Hemorrhage | 2 | Mineralization | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 2 2 2 | Granuloma | 3 | Hemorrhage | 2 2 2 2 2 2 3 1 | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 1 2 2 2 2 2 1 2 2 2 2 2 1 2 2 2 2 1 1| Inflammation, Acute | 2| Alveolar Epithelium, Hyperplasia | | Alveolus, Infiltration Cellular, | | Histiocyte | 2 | Arteriole, Inflammation, Acute | | Artery, Inflammation, Acute | | Interstitium, Inflammation, Acute | 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 1 2 2 2 2 2 2 2 2 2 2| Mucosa, Inflammation, Acute | | Nasolacrimal Duct, Inflammation, | | Acute | 1 2 | Olfactory Epithelium, Degeneration | 2 1 2 2 2 2 1 2 2 2 2| Respiratory Epithelium, Degeneration | 1 2 2| Septum, Inflammation, Acute | | Turbinate, Congestion | | Vomeronasal Organ, Inflammation, | | Acute | 1 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 | Hemorrhage | 2 | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 3 4 2| Inflammation, Chronic Active | 3 | Metaplasia, Osseous | 2 | Pelvis, Dilatation | 2 2 2 2 3 | Pelvis, Inflammation, Acute | 1 2 | Renal Tubule, Casts Protein | 2 | _____________________________________________________________________________________________________________________| Page 90 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 3| 6| 2| 3| 6| 6| 4| 5| 5| 2| 7| 6| 4| 2| 4| 3| 4| 4| 4| 5| 5| 3| 6| DAY ON TEST | 3| 0| 7| 8| 2| 7| 7| 1| 8| 6| 7| 7| 3| 3| 2| 7| 7| 3| 0| 5| 1| 0| 7| 2| 3| | 3| 8| 9| 9| 9| 4| 4| 9| 5| 3| 7| 8| 0| 9| 5| 7| 3| 1| 5| 2| 8| 0| 6| 3| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Renal Tubule, Cyst | 2| Renal Tubule, Dilatation | 2 2 1 2 | Renal Tubule, Hyperplasia | | Renal Tubule, Mineralization | | Renal Tubule, Necrosis | 2 2| Renal Tubule, Regeneration | 1 2 1 1 2 1 1 2 2| __________________________________________________________________________| Ureter | + | Dilatation | 2 | __________________________________________________________________________| Urethra | + | Inflammation, Acute | 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Ectasia | 2 3 2 1 3 2 3 2 2| Infiltration Cellular, Lymphocyte | 1 2 1 2 2 2 2 2 2 2 2 2 2 1 | Inflammation, Acute | 4 2 2 4 2 4| Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 91 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + M + M + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 1 2 2 | Inflammation, Acute | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Erosion | 2 | Anus, Erosion | 2 2 | Anus, Inflammation, Acute | | Anus, Inflammation, Chronic Active | | Anus, Ulcer | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | | Inflammation, Chronic | | Ulcer | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hematopoietic Cell Proliferation | 1 2 2 2 2 1 1| Infarct | | Infiltration Cellular, Lymphocyte | 1 2 2 2 1 1 | Inflammation, Acute | | Inflammation, Chronic | | Necrosis | 3 | __________________________________________________________________________| Mesentery | + + | Artery, Inflammation, Chronic | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Infiltration Cellular, Lymphocyte | 2 1 1 2 1 1 1| Inflammation, Chronic | | Acinus, Atrophy | | Acinus, Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 1 2 1 2 2 2 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 2 | _____________________________________________________________________________________________________________________| Page 92 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia, Squamous | | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Chronic | | Inflammation, Chronic Active | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 1 2 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 2 2 2 | Mucosa, Dilatation | 2 2 1 1 2| Submucosa, Edema | 3 | __________________________________________________________________________| Tooth | | Pulp, Inflammation, Acute | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Infiltration Cellular, Lymphocyte | 2 1 1 1 | Inflammation, Acute | | Inflammation, Chronic | | Inflammation, Chronic Active | | Mineralization | | Ventricle Right, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Hyperplasia | | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | Hypertrophy | 2 2 | Pigmentation | 2 2 2 2 2 1 2 2| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | Necrosis | | __________________________________________________________________________| Parathyroid Gland | M M M M M M M + + M M M + M M M M + M + M M + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 | Follicle, Cyst | | Follicle, Hyperplasia | 2 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 93 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 2 | Inflammation, Acute | | Inflammation, Chronic | 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Penis | + + + + + + + | Abscess | 4 | Inflammation, Acute | 4 4 4 4 4 | Necrosis | 4 | __________________________________________________________________________| Preputial Gland | + + + + + + | Abscess | 4 | Cyst | X X | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Chronic | 3 | Inflammation, Chronic Active | 3 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 2 2 2 | Inflammation, Acute | 3 3 4 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + | Dilatation | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Inflammation, Acute | | Interstitial Cell, Hyperplasia | 1 | Tunic, Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | 2 | Inflammation, Acute | 2 | Iliac, Hyperplasia, Lymphoid | 2 | Iliac, Inflammation, Acute | | Inguinal, Hyperplasia, Lymphoid | | Lumbar, Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | 2 2 2 | Mesenteric, Congestion | 3 3 2 3 3 3 2 3 | Mesenteric, Hyperplasia, Lymphoid | 2 2 3 2 2 2 2 2 2 1 2 2 2 2 2 2| Mesenteric, Inflammation, Acute | 3 2 | _____________________________________________________________________________________________________________________| Page 94 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Renal, Hyperplasia, Lymphoid | 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + + + + + M + + + + + + + + + + + + +| Congestion | 3 | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3| Hematopoietic Cell Proliferation | 2 2 2 2 3 2 2 2 2 2 3 3 2 3 3 2 2 2 2 1 2 2 2| Hyperplasia, Lymphoid | 1 2 2 3 3 2| Pigmentation | 2 1 2 1 1 1 | Capsule, Inflammation, Chronic Active| | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 X | Hyperplasia, Lymphoid | 2 4 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M + M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Inflammation, Chronic | | Ulcer | | Foot, Ulcer | | Head, Inflammation, Chronic | 2 | Inguinal, Inflammation, Acute | | Inguinal, Ulcer | | Neck, Abscess | | Prepuce, Ulcer | 4 4 4 4 | Scrotal, Abscess | 4 | Scrotal, Inflammation, Chronic Active| | Scrotal, Ulcer | 4 4 | Subcutaneous Tissue, Head, Abscess | 3 | Tail, Inflammation, Chronic | | Tail, Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + | Abscess | | Head, Abscess | | Head, Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | X | _____________________________________________________________________________________________________________________| Page 95 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | Hemorrhage | 2 | Mineralization | 2 1 2 2 1 2 2 2 2 1 2 2 3 2 2 2 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Granuloma | | Hemorrhage | 2 1 1 2 2 2 | Infiltration Cellular, Lymphocyte | 2 2 1 2 1 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2| Inflammation, Acute | | Alveolar Epithelium, Hyperplasia | 2| Alveolus, Infiltration Cellular, | | Histiocyte | | Arteriole, Inflammation, Acute | 4 | Artery, Inflammation, Acute | 4 | Interstitium, Inflammation, Acute | 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 2 2 2 2 2 2 3 1 2 1 2 2 2 2 1 1 2 2| Mucosa, Inflammation, Acute | 2 | Nasolacrimal Duct, Inflammation, | | Acute | 2 | Olfactory Epithelium, Degeneration | 2 1 1 2 1 2 1 2 2 2 2 2 | Respiratory Epithelium, Degeneration | 2 1 2 1| Septum, Inflammation, Acute | 2 | Turbinate, Congestion | 3 | Vomeronasal Organ, Inflammation, | | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | Hemorrhage | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | | Inflammation, Chronic Active | | Metaplasia, Osseous | | Pelvis, Dilatation | 2 2 2 2 | Pelvis, Inflammation, Acute | 2 | Renal Tubule, Casts Protein | 2 1| _____________________________________________________________________________________________________________________| Page 96 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 4| 4| 4| 7| 3| 4| 5| 7| 7| 5| 3| 7| 4| 5| 7| 7| 6| 7| DAY ON TEST | 3| 2| 1| 3| 2| 5| 3| 5| 3| 4| 3| 1| 3| 6| 3| 3| 5| 9| 3| 4| 5| 2| 3| 3| 3| | 3| 4| 6| 1| 9| 1| 2| 0| 0| 3| 1| 9| 0| 3| 1| 1| 5| 0| 2| 8| 4| 9| 0| 9| 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| ANIMAL ID | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 600 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Renal Tubule, Cyst | | Renal Tubule, Dilatation | 2 1 1 2 2 2 1 2| Renal Tubule, Hyperplasia | | Renal Tubule, Mineralization | 2 | Renal Tubule, Necrosis | 1 1 1 2 1| Renal Tubule, Regeneration | 2 2 2 2 2 2 1 2 2 2 2 1 1 2 2| __________________________________________________________________________| Ureter | + | Dilatation | 2 | __________________________________________________________________________| Urethra | | Inflammation, Acute | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Ectasia | 3 2 2 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 1 2 2 2 2 2 2 2 | Inflammation, Acute | 4 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 97 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + | 57 | Infiltration Cellular, Lymphocyte | 1 2 | 8 1.6| Inflammation, Acute | 2 | 2 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 60 | Anorectal Junction, Erosion | | 1 2.0| Anus, Erosion | | 2 2.0| Anus, Inflammation, Acute | | 1 3.0| Anus, Inflammation, Chronic Active | | 1 3.0| Anus, Ulcer | | 2 4.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 60 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 60 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 60 | Inflammation, Acute | | 1 4.0| Inflammation, Chronic | | 1 3.0| Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 60 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 60 | Cyst | | 1 | Hematopoietic Cell Proliferation | 1 2 1 2 | 17 1.5| Infarct | | 1 4.0| Infiltration Cellular, Lymphocyte | 2 | 10 1.5| Inflammation, Acute | | 2 2.0| Inflammation, Chronic | | 1 2.0| Necrosis | 2 2 | 4 2.3| __________________________________________________________________________|____________| Mesentery | | 2 | Artery, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 60 | Fibrosis | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 | 18 1.4| Inflammation, Chronic | 2 | 1 2.0| Acinus, Atrophy | | 1 1.0| Acinus, 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 98 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 2 2 | 34 1.8| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 60 | Hyperkeratosis | | 1 2.0| Hyperplasia, Squamous | 2 | 1 2.0| Infiltration Cellular, Lymphocyte | | 1 2.0| Inflammation, Chronic | 2 | 1 2.0| Inflammation, Chronic Active | 2 | 1 2.0| Ulcer | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 60 | Erosion | | 6 1.8| Infiltration Cellular, Lymphocyte | | 17 1.9| Mucosa, Dilatation | | 5 1.6| Submucosa, Edema | | 1 3.0| __________________________________________________________________________|____________| Tooth | | 2 | Pulp, Inflammation, Acute | | 2 2.5| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 60 | Atrophy | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 | 9 1.6| Inflammation, Acute | | 1 2.0| Inflammation, Chronic | | 1 2.0| Inflammation, Chronic Active | 2 | 1 2.0| Mineralization | | 1 2.0| Ventricle Right, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + M + + + + + | 59 | Capsule, Hyperplasia | | 1 2.0| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 | 53 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + M + + + + + | 59 | Hyperplasia | 2 | 2 2.0| Hypertrophy | 2 | 3 2.0| Pigmentation | 2 | 10 1.9| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + M + + + + + | 58 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 60 | __________________________________________________________________________________________________________________________________ * : 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 99 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Hyperplasia | | 1 2.0| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + M + M M M M M + | 25 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 58 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 2 1.5| Follicle, Cyst | | 1 2.0| Follicle, Hyperplasia | | 2 2.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | 2 2 | 8 1.8| Inflammation, Acute | | 2 3.5| Inflammation, Chronic | | 2 3.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Penis | + | 17 | Abscess | | 1 4.0| Inflammation, Acute | 4 | 13 4.0| Necrosis | | 4 4.0| __________________________________________________________________________|____________| Preputial Gland | + | 10 | Abscess | | 3 4.0| Cyst | | 2 | Infiltration Cellular, Lymphocyte | | 1 2.0| Inflammation, Chronic | | 2 3.0| Inflammation, Chronic Active | 2 | 3 2.7| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 59 | Infiltration Cellular, Lymphocyte | 2 2 2 | 16 1.9| Inflammation, Acute | 3 2 | 9 2.8| Inflammation, Chronic Active | | 3 3.3| __________________________________________________________________________|____________| Seminal Vesicle | + | 4 | Dilatation | 3 | 2 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 60 | Atrophy | 3 | 3 2.7| Inflammation, Acute | | 1 3.0| Interstitial Cell, Hyperplasia | | 2 1.5| Tunic, Inflammation, Chronic Active | | 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 100 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 60 | Fibrosis | | 1 1.0| Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 | 56 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + A + + + + + | 59 | Congestion | 3 | 1 3.0| Hyperplasia, Lymphoid | | 2 1.5| Inflammation, Acute | | 1 2.0| Iliac, Hyperplasia, Lymphoid | | 5 2.4| Iliac, Inflammation, Acute | 3 | 1 3.0| Inguinal, Hyperplasia, Lymphoid | | 3 3.3| Lumbar, Hyperplasia, Lymphoid | 2 | 2 2.5| Mediastinal, Hyperplasia, Lymphoid | 2 | 6 2.0| Mesenteric, Congestion | 3 3 | 12 2.8| Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 | 35 2.0| Mesenteric, Inflammation, Acute | 3 | 3 2.7| Renal, Hyperplasia, Lymphoid | | 2 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + A + + + + + | 54 | Congestion | | 1 3.0| Hyperplasia, Lymphoid | 2 2 3 2 2 2 | 38 2.0| Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 60 | Angiectasis | | 2 2.5| Hematopoietic Cell Proliferation | 2 3 3 2 3 2 2 2 | 56 2.3| Hyperplasia, Lymphoid | | 6 2.2| Pigmentation | 1 | 11 1.4| Capsule, Inflammation, Chronic Active| | 1 2.0| __________________________________________________________________________|____________| Thymus | + + M + + + + + + + | 58 | Cyst | | 2 2.0| Hyperplasia, Lymphoid | 2 | 4 2.5| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M + M M M M M M | 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 60 | Alopecia | 2 | 3 2.0| Inflammation, Chronic | 2 | 1 2.0| Ulcer | | 2 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 101 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Foot, Ulcer | 4 | 2 4.0| Head, Inflammation, Chronic | | 1 2.0| Inguinal, Inflammation, Acute | | 1 2.0| Inguinal, Ulcer | 4 | 2 4.0| Neck, Abscess | | 1 4.0| Prepuce, Ulcer | | 8 4.0| Scrotal, Abscess | | 1 4.0| Scrotal, Inflammation, Chronic Active| | 1 3.0| Scrotal, Ulcer | 4 4 4 4 | 16 4.0| Subcutaneous Tissue, Head, Abscess | | 1 3.0| Tail, Inflammation, Chronic | | 1 2.0| Tail, Ulcer | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Skeletal Muscle | | 6 | Abscess | | 1 4.0| Head, Abscess | | 4 2.8| Head, Inflammation, Chronic Active | | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 60 | Compression | | 1 | Hemorrhage | | 2 2.0| Mineralization | 2 2 2 2 2 3 2 | 41 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 60 | Congestion | | 5 2.0| Granuloma | 2 | 2 2.5| Hemorrhage | 1 1 | 16 1.8| Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 2 2 2 1 | 55 1.8| Inflammation, Acute | | 1 2.0| Alveolar Epithelium, Hyperplasia | 2 | 2 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 2 | 2 2.0| Arteriole, Inflammation, Acute | | 1 4.0| Artery, Inflammation, Acute | | 1 4.0| Interstitium, Inflammation, Acute | | 3 1.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 102 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 60 | Lumen, Hemorrhage | 2 2 2 2 2 2 2 1 | 40 1.9| Mucosa, Inflammation, Acute | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Acute | 1 2 | 5 1.6| Olfactory Epithelium, Degeneration | 2 1 1 2 | 27 1.7| Respiratory Epithelium, Degeneration | 1 | 8 1.5| Septum, Inflammation, Acute | | 1 2.0| Turbinate, Congestion | | 1 3.0| Vomeronasal Organ, Inflammation, | | | Acute | | 2 1.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 60 | Inflammation, Chronic Active | | 1 2.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 60 | Abscess | | 1 4.0| Hemorrhage | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 3 2 2 2 1 | 52 2.0| Inflammation, Acute | | 3 3.0| Inflammation, Chronic Active | | 1 3.0| Metaplasia, Osseous | | 1 2.0| Pelvis, Dilatation | | 9 2.1| Pelvis, Inflammation, Acute | 2 1 | 5 1.6| Renal Tubule, Casts Protein | 4 | 4 2.3| Renal Tubule, Cyst | | 1 2.0| Renal Tubule, Dilatation | 1 4 2 | 15 1.8| Renal Tubule, Hyperplasia | 2 | 1 2.0| Renal Tubule, Mineralization | | 1 2.0| Renal Tubule, Necrosis | 4 2 | 9 1.8| Renal Tubule, Regeneration | 1 3 3 2 2 | 29 1.8| __________________________________________________________________________|____________| Ureter | + | 3 | Dilatation | 1 | 3 1.7| __________________________________________________________________________|____________| Urethra | | 1 | Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 60 | __________________________________________________________________________________________________________________________________ * : 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: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 7| 5| 4| 5| 7| 7| 7| 5| 3| | | DAY ON TEST | 3| 2| 6| 7| 1| 2| 3| 2| 6| 0| | | | 9| 5| 3| 0| 8| 9| 0| 9| 9| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | A | 600 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Ectasia | 2 3 | 15 2.3| Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 | 36 1.8| Inflammation, Acute | | 7 3.1| Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 104 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + M + + + + M + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Inflammation, | | Acute | 2 | Anus, Erosion | 4 | Anus, Ulcer | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Ulcer | 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Cyst | 2 | Hematopoietic Cell Proliferation | 2 1 2 1 2 2| Hyperplasia | 3 | Hypertrophy | 2 | Infarct | | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 1| Necrosis | 3 1 2 | Bile Duct, Hyperplasia | 2 | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X| Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 1 1 2 2 2 2 2 2 2| Mineralization | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | | Hyperplasia, Focal, Squamous | | Infiltration Cellular, Lymphocyte | | Inflammation, Acute | 1 | _____________________________________________________________________________________________________________________| Page 105 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 2 | Erosion | 3 2 | Infiltration Cellular, Lymphocyte | 2 1 | Inflammation, Acute | 2 | Mucosa, Dilatation | 1 2 2 2 1 2| __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| Aorta, Inflammation, Chronic | | Aorta, Mineralization | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 2| Inflammation, Acute | | Inflammation, Chronic | 2 | Inflammation, Chronic Active | 2 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 1 2 2 2 2 2 2 1 2 2 2 1 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hypertrophy | 2 | Pigmentation | 2 1 2 1 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | M + + M M + M M M M M + + M M M + M + + M + + M M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + M + + + + + + + + +| Pars Intermedia, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + M + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 | Inflammation, Acute | | Follicle, Dilatation | | Follicle, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | 3 | Infiltration Cellular, Lymphocyte | 2 2 2| Inflammation, Acute | 4 | _____________________________________________________________________________________________________________________| Page 106 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Chronic | | Inflammation, Chronic Active | 3 2 | __________________________________________________________________________| Penis | + + + + + + + +| Inflammation, Acute | 4 3 4 4| Inflammation, Chronic | | Inflammation, Chronic Active | | Inflammation | | Necrosis | 4 4 | __________________________________________________________________________| Preputial Gland | + + + + + | Abscess | 4 | Cyst | | Inflammation, Acute | 2 4 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + M + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 | Inflammation, Acute | 4 2 3 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + + + | Dilatation | 2 | Inflammation, Chronic Active | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 3 | Inflammation, Acute | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 4 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + A + + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Acute | | Iliac, Hyperplasia, Lymphoid | 2| Inguinal, Hyperplasia, Lymphoid | 3 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mesenteric, Autolysis | | Mesenteric, Congestion | 3 2 | Mesenteric, Hematopoietic Cell | | Proliferation | | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 2 2 2 2 | Mesenteric, Inflammation, Acute | 2 3 3| Renal, Hyperplasia, Lymphoid | 2| __________________________________________________________________________| Lymph Node, Mandibular | + M M + + + + + + + M + + A + M + M + + + + M + +| Autolysis | | Hyperplasia, Lymphoid | 2 2 2 2 1 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 107 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 1 4 2 3 3 2 2 2 2 2 2 2 2 2 3 1 1 2| Hyperplasia, Lymphoid | 2 2 3 | Necrosis | 3 | Pigmentation | 1 2 1 1 2 1 2 2 2 2 1 | __________________________________________________________________________| Thymus | + + M + + + + M + + + + + + + M + + + M + + + + +| Cyst | X | 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 M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + M +| Alopecia | 3 | Ulcer | 4| Foot, Ulcer | | Head, Abscess | 4 | Head, Ulcer | 3 | Neck, Alopecia | | Prepuce, Inflammation, Acute | | Prepuce, Inflammation, Chronic Active| 2 | Prepuce, Ulcer | 4 4 4 4 | Scrotal, Abscess | 4 | Scrotal, Ulcer | 4 4 4 | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Head, Abscess | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Inflammation, Chronic Active| 4 | Femur, Hyperostosis | | Tibia, Fracture | | __________________________________________________________________________| Skeletal Muscle | | Inflammation, Acute | | Inflammation, Chronic | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 3 | Hemorrhage | | Mineralization | 2 2 2 2 2 2 2 1 2 2 2 2 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 108 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Abscess | 3 | Congestion | 2 2 3 2 4 | Hemorrhage | 1 | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2| Alveolar Epithelium, Hyperplasia | | Alveolus, Infiltration Cellular, | | Histiocyte | 2 | Interstitium, Inflammation, Acute | 2 | Peribronchiolar, Inflammation, | | Chronic Active | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 1 2 2 2 1 2 2 2 2 2 2| Mucosa, Inflammation, Acute | 1 2 2 | Olfactory Epithelium, Degeneration | 1 2 2 2 2 2 1 1 2 2 1 2 | Olfactory Epithelium, Metaplasia | | Respiratory Epithelium, Degeneration | | Sinus, Inflammation, Acute | 4 | Turbinate, Congestion | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | Cyst | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 3 | Inflammation, Chronic Active | | Capsule, Inflammation, Chronic | | Cortex, Cyst | X | Pelvis, Calculus Micro Observation | | Only | | Pelvis, Dilatation | 3 1 | Pelvis, Hemorrhage | | Pelvis, Inflammation, Acute | 2 2 3 2| Pelvis, Inflammation, Chronic Active | | Renal Tubule, Casts Protein | 1 | Renal Tubule, Dilatation | 1 1 2 2 1 1 2 2 | Renal Tubule, Necrosis | 2 1 1 1 2 | Renal Tubule, Regeneration | 2 1 1 1 1 2 1 | __________________________________________________________________________| Urethra | + | Calculus Micro Observation Only | | _____________________________________________________________________________________________________________________| Page 109 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 2| 3| 7| 3| 7| 3| 6| 6| 7| 5| 7| 3| 7| 4| 7| 4| 4| 2| 4| 5| 5| 7| 0| 7| 6| DAY ON TEST | 9| 6| 0| 6| 3| 3| 9| 6| 3| 8| 0| 6| 3| 2| 2| 2| 6| 9| 4| 7| 4| 3| 3| 2| 3| | 1| 2| 3| 2| 0| 5| 1| 0| 0| 7| 2| 6| 1| 3| 9| 5| 2| 7| 3| 0| 7| 2| 4| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Acute | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Calculus Gross Observation | X | Calculus Micro Observation Only | | Ectasia | 2 3 2 2 2 2 3| Infiltration Cellular, Lymphocyte | 1 2 2 1 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 4 4 3 2| Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 110 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 1 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Inflammation, | | Acute | | Anus, Erosion | | Anus, Ulcer | 4 4 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + M + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Ulcer | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | | Cyst | | Hematopoietic Cell Proliferation | 2 1 2 1 2 2 1 1| Hyperplasia | | Hypertrophy | | Infarct | 4 | Infiltration Cellular, Lymphocyte | 1 1 | Inflammation, Acute | | Necrosis | 2 3 2 | Bile Duct, Hyperplasia | | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Infiltration Cellular, Lymphocyte | 1 2 2 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 2 2 2 2 2 2 2 2 2 2 2 2| Mineralization | 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 | Hyperplasia, Focal, Squamous | 3 | Infiltration Cellular, Lymphocyte | 1| Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| Page 111 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 2 | Erosion | 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 2 2 1| Inflammation, Acute | 2 | Mucosa, Dilatation | 2 1 1 1 1 1 | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| Aorta, Inflammation, Chronic | 3 | Aorta, Mineralization | 2 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 1 2 | Inflammation, Acute | 3 | Inflammation, Chronic | | Inflammation, Chronic Active | 2 | Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 1 2 2 2 2 2 2 2 1 2 2 1 2 2 2 2 3 2 1 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hypertrophy | 2 | Pigmentation | 2 1 2 2 1| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + M + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | M + M M M M + + M M M + M M M + + + + M M + + M M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Intermedia, Hyperplasia | 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | | Follicle, Dilatation | 3 2 3| Follicle, Hyperplasia | 2 2 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | | Infiltration Cellular, Lymphocyte | | Inflammation, Acute | 3 4 | _____________________________________________________________________________________________________________________| Page 112 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Chronic | 3 | Inflammation, Chronic Active | 1 4 | __________________________________________________________________________| Penis | + + + + + + + + | Inflammation, Acute | 2 4 4 2 4 | Inflammation, Chronic | | Inflammation, Chronic Active | 1 | Inflammation | 4 | Necrosis | 4 | __________________________________________________________________________| Preputial Gland | + + + + | Abscess | 4 | Cyst | X | Inflammation, Acute | | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 1 1 2 2 | Inflammation, Acute | 4 3 4 3 2 4 2 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + | Dilatation | | Inflammation, Chronic Active | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Myeloid Cell, Hyperplasia | 3 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Acute | | Iliac, Hyperplasia, Lymphoid | 3 3 | Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Hyperplasia, Lymphoid | 2 2 2 | Mesenteric, Autolysis | | Mesenteric, Congestion | 3 3 2 4 3 2 2 2 | Mesenteric, Hematopoietic Cell | | Proliferation | 3 | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 2 2 3 2 2 2 | Mesenteric, Inflammation, Acute | 2 3 2 3 2 3 | Renal, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Autolysis | | Hyperplasia, Lymphoid | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 113 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Hyperplasia, Lymphoid | 2 4 | Necrosis | 4 | Pigmentation | 2 1 2 1 1 1 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + M + + + + + + + + + +| Cyst | | Hyperplasia, Lymphoid | 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M + M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 3 3 2 2| Ulcer | 4 4 3 | Foot, Ulcer | | Head, Abscess | | Head, Ulcer | | Neck, Alopecia | 2 | Prepuce, Inflammation, Acute | | Prepuce, Inflammation, Chronic Active| | Prepuce, Ulcer | 4 4 4 4 4 | Scrotal, Abscess | | Scrotal, Ulcer | 4 4 | Subcutaneous Tissue, Edema | 2 | Subcutaneous Tissue, Head, Abscess | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Inflammation, Chronic Active| | Femur, Hyperostosis | | Tibia, Fracture | X| __________________________________________________________________________| Skeletal Muscle | + | Inflammation, Acute | 2 | Inflammation, Chronic | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | Hemorrhage | 2 | Mineralization | 2 2 2 3 3 2 2 2 2 2 1 3 2 2 2 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 114 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Abscess | | Congestion | 2 2 2| Hemorrhage | | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 1 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2| Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Infiltration Cellular, | | Histiocyte | 1 | Interstitium, Inflammation, Acute | 3 1 | Peribronchiolar, Inflammation, | | Chronic Active | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 1 2 2 3 1 3 1 2 1 2 2 1 2 1| Mucosa, Inflammation, Acute | 2 | Olfactory Epithelium, Degeneration | 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Olfactory Epithelium, Metaplasia | | Respiratory Epithelium, Degeneration | 1 2 1 1| Sinus, Inflammation, Acute | | Turbinate, Congestion | 3 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + +| Cyst | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 4 | Inflammation, Chronic Active | | Capsule, Inflammation, Chronic | | Cortex, Cyst | X | Pelvis, Calculus Micro Observation | | Only | X | Pelvis, Dilatation | 3 4 | Pelvis, Hemorrhage | 3 | Pelvis, Inflammation, Acute | 4 3 2 2 | Pelvis, Inflammation, Chronic Active | 4 | Renal Tubule, Casts Protein | 2 | Renal Tubule, Dilatation | 2 2 1 1 1 1 2 1| Renal Tubule, Necrosis | 1 1 1 2 1 1 1 | Renal Tubule, Regeneration | 1 2 2 2 1 2 1 2 2 1 1| __________________________________________________________________________| Urethra | + + | Calculus Micro Observation Only | X | _____________________________________________________________________________________________________________________| Page 115 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 1| 7| 6| 6| 7| 7| 7| 5| 5| 7| 4| 4| 5| 5| 7| 5| 7| 7| 5| 5| 7| 6| DAY ON TEST | 3| 3| 3| 5| 3| 8| 3| 2| 2| 3| 2| 1| 2| 2| 6| 6| 6| 1| 7| 2| 3| 7| 2| 3| 3| | 2| 0| 2| 6| 0| 0| 9| 1| 9| 0| 4| 0| 0| 8| 7| 5| 5| 6| 1| 9| 3| 2| 8| 1| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| ANIMAL ID | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 1200 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Acute | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + A + + + + + + + + + + + + + + + + + + +| Calculus Gross Observation | X | Calculus Micro Observation Only | X | Ectasia | 2 3 2 2 2 | Infiltration Cellular, Lymphocyte | 2 1 2 2 2 2 2 2 2 2 2 1| Inflammation, Acute | 4 2 2 2 2 3 3 | Inflammation, Chronic Active | 4 2 4 | _____________________________________________________________________________________________________________________| Page 116 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + A + + + | 57 | __________________________________________________________________________|____________| Gallbladder | + + + + + + M + + + | 59 | Infiltration Cellular, Lymphocyte | 1 | 7 1.1| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 60 | Anorectal Junction, Inflammation, | | | Acute | | 1 2.0| Anus, Erosion | | 1 4.0| Anus, Ulcer | 4 | 3 4.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + A + + + | 59 | Parasite Metazoan | X | 3 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + A + + + | 59 | Parasite Metazoan | X | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + M + + + | 58 | Anorectal Junction, Ulcer | | 1 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 59 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 60 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Liver | + + + + + + A + + + | 59 | Basophilic Focus | 3 3 | 3 3.0| Cyst | | 1 2.0| Hematopoietic Cell Proliferation | 2 2 2 | 17 1.6| Hyperplasia | 3 | 2 3.0| Hypertrophy | | 1 2.0| Infarct | 4 | 2 4.0| Infiltration Cellular, Lymphocyte | | 3 1.3| Inflammation, Acute | 1 | 2 1.0| Necrosis | 4 4 4 | 9 2.8| Bile Duct, Hyperplasia | | 1 2.0| Serosa, Inflammation, Chronic | 4 | 1 4.0| __________________________________________________________________________|____________| Mesentery | + | 1 | __________________________________________________________________________|____________| Pancreas | + + + + + + A + + + | 59 | Cyst | | 1 | Infiltration Cellular, Lymphocyte | 2 1 2 | 14 1.8| __________________________________________________________________________|____________| Salivary Glands | + + + + + + A + + + | 59 | Infiltration Cellular, Lymphocyte | 2 2 1 2 2 | 30 1.9| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 60 | __________________________________________________________________________________________________________________________________ * : 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 117 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 60 | Erosion | | 1 2.0| Hyperplasia, Focal, Squamous | | 1 3.0| Infiltration Cellular, Lymphocyte | | 1 1.0| Inflammation, Acute | | 2 1.5| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 60 | Edema | | 2 2.0| Erosion | 2 | 4 2.3| Infiltration Cellular, Lymphocyte | 2 1 2 1 | 15 1.7| Inflammation, Acute | 1 | 3 1.7| Mucosa, Dilatation | 2 | 13 1.5| __________________________________________________________________________|____________| Tooth | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 60 | Aorta, Inflammation, Chronic | | 1 3.0| Aorta, Mineralization | | 1 2.0| __________________________________________________________________________|____________| Heart | + + + + M + + + + + | 59 | Infiltration Cellular, Lymphocyte | 1 | 8 1.3| Inflammation, Acute | 2 | 2 2.5| Inflammation, Chronic | 2 | 2 2.0| Inflammation, Chronic Active | | 2 2.0| Atrium, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 60 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 | 55 1.9| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + A + + + | 59 | Hypertrophy | 2 | 3 2.0| Pigmentation | 2 2 2 | 16 1.8| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + A + + + | 59 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + A + + + | 58 | __________________________________________________________________________|____________| Parathyroid Gland | M M + M M + M + M + | 24 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + M M + + + | 56 | Pars Intermedia, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 59 | Infiltration Cellular, Lymphocyte | | 3 1.7| Inflammation, Acute | 1 | 1 1.0| Follicle, Dilatation | | 3 2.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 118 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Follicle, Hyperplasia | | 3 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 60 | Granuloma Sperm | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 | 4 2.0| Inflammation, Acute | | 3 3.7| Inflammation, Chronic | | 1 3.0| Inflammation, Chronic Active | | 4 2.5| __________________________________________________________________________|____________| Penis | + + + + + | 21 | Inflammation, Acute | 4 4 4 | 12 3.6| Inflammation, Chronic | 3 | 1 3.0| Inflammation, Chronic Active | | 1 1.0| Inflammation | | 1 4.0| Necrosis | 4 | 4 4.0| __________________________________________________________________________|____________| Preputial Gland | + + | 11 | Abscess | 4 | 3 4.0| Cyst | 3 | 2 3.0| Inflammation, Acute | | 2 3.0| Inflammation, Chronic Active | | 2 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 59 | Infiltration Cellular, Lymphocyte | 2 2 | 14 1.9| Inflammation, Acute | 3 | 12 3.1| Inflammation, Chronic Active | 3 | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + | 6 | Dilatation | | 1 2.0| Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 60 | Atrophy | | 3 2.0| Inflammation, Acute | | 2 3.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + A + + + | 59 | Fibrosis | 3 | 1 3.0| Myeloid Cell, Hyperplasia | 3 2 2 2 2 2 2 2 | 44 2.1| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 59 | __________________________________________________________________________________________________________________________________ * : 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 119 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hyperplasia, Lymphoid | 2 | 1 2.0| Inflammation, Acute | 3 | 1 3.0| Iliac, Hyperplasia, Lymphoid | 3 | 4 2.8| Inguinal, Hyperplasia, Lymphoid | | 1 3.0| Mediastinal, Hyperplasia, Lymphoid | 2 | 5 2.0| Mesenteric, Autolysis | 4 | 1 4.0| Mesenteric, Congestion | 2 | 11 2.5| Mesenteric, Hematopoietic Cell | | | Proliferation | | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | 2 3 2 2 | 27 2.1| Mesenteric, Inflammation, Acute | 3 | 10 2.6| Renal, Hyperplasia, Lymphoid | | 2 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + M + + + + M | 51 | Autolysis | 4 | 1 4.0| Hyperplasia, Lymphoid | 2 1 2 2 | 32 1.9| __________________________________________________________________________|____________| Spleen | + + + + + + A + + + | 59 | Hematopoietic Cell Proliferation | 1 2 3 4 2 2 2 | 47 2.1| Hyperplasia, Lymphoid | | 5 2.6| Necrosis | | 2 3.5| Pigmentation | | 18 1.5| __________________________________________________________________________|____________| Thymus | + + + + + + A + + + | 54 | Cyst | | 1 | Hyperplasia, Lymphoid | 2 | 2 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | 3 | __________________________________________________________________________|____________| Skin | + + + + + + A + + + | 58 | Alopecia | | 5 2.6| Ulcer | | 4 3.8| Foot, Ulcer | 4 | 1 4.0| Head, Abscess | | 1 4.0| Head, Ulcer | | 1 3.0| Neck, Alopecia | | 1 2.0| Prepuce, Inflammation, Acute | 3 | 1 3.0| Prepuce, Inflammation, Chronic Active| | 1 2.0| Prepuce, Ulcer | 4 | 10 4.0| Scrotal, Abscess | | 1 4.0| Scrotal, Ulcer | 4 4 4 | 8 4.0| Subcutaneous Tissue, Edema | | 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 120 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Subcutaneous Tissue, Head, Abscess | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 60 | Cranium, Inflammation, Chronic Active| | 1 4.0| Femur, Hyperostosis | 3 | 1 3.0| Tibia, Fracture | | 1 | __________________________________________________________________________|____________| Skeletal Muscle | + + | 3 | Inflammation, Acute | | 1 2.0| Inflammation, Chronic | 3 | 1 3.0| Inflammation, Chronic Active | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 60 | Abscess | | 1 3.0| Hemorrhage | | 1 2.0| Mineralization | 2 1 2 2 2 2 | 35 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 60 | Abscess | | 1 3.0| Congestion | | 8 2.4| Hemorrhage | 3 2 | 3 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 2 2 | 52 1.9| Alveolar Epithelium, Hyperplasia | | 1 2.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 3 | 3 2.0| Interstitium, Inflammation, Acute | 1 | 4 1.8| Peribronchiolar, Inflammation, | | | Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + A + + + | 59 | Lumen, Hemorrhage | 2 3 3 | 29 1.9| Mucosa, Inflammation, Acute | 1 1 | 6 1.5| Olfactory Epithelium, Degeneration | 2 2 2 | 30 1.8| Olfactory Epithelium, Metaplasia | 2 | 1 2.0| Respiratory Epithelium, Degeneration | | 4 1.3| Sinus, Inflammation, Acute | | 1 4.0| Turbinate, Congestion | | 2 2.5| __________________________________________________________________________|____________| Trachea | + + + + + + A + + + | 59 | __________________________________________________________________________________________________________________________________ * : 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 121 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 7| 7| 4| 6| 5| 6| 5| 7| 5| 7| | | DAY ON TEST | 2| 3| 6| 9| 4| 3| 3| 3| 2| 3| | | | 9| 2| 3| 4| 7| 8| 0| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | T | ANIMAL ID | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | A | 1200 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | Cyst | X | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + A + + + | 59 | Abscess | 4 | 1 4.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 | 48 2.0| Inflammation, Acute | 3 | 3 3.3| Inflammation, Chronic Active | 4 | 1 4.0| Capsule, Inflammation, Chronic | 4 | 1 4.0| Cortex, Cyst | | 2 | Pelvis, Calculus Micro Observation | | | Only | | 1 | Pelvis, Dilatation | | 4 2.8| Pelvis, Hemorrhage | | 1 3.0| Pelvis, Inflammation, Acute | 4 | 9 2.7| Pelvis, Inflammation, Chronic Active | | 1 4.0| Renal Tubule, Casts Protein | | 2 1.5| Renal Tubule, Dilatation | 2 | 17 1.5| Renal Tubule, Necrosis | | 12 1.3| Renal Tubule, Regeneration | 1 2 1 | 21 1.4| __________________________________________________________________________|____________| Urethra | | 3 | Calculus Micro Observation Only | | 1 | Inflammation, Acute | | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 59 | Calculus Gross Observation | | 2 | Calculus Micro Observation Only | X | 2 | Ectasia | 3 | 13 2.3| Infiltration Cellular, Lymphocyte | 1 2 2 2 2 | 31 1.8| Inflammation, Acute | | 11 2.8| Inflammation, Chronic Active | 4 | 4 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 122 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | __________________________________________________________________________| Gallbladder | + + + + + M + + + + + + M + + + + + + + + + + + M| Infiltration Cellular, Lymphocyte | 2 1 1 | Inflammation, Acute | | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Erosion | 2 | Anus, Inflammation, Chronic Active | | Anus, Ulcer | 3 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Ulcer | 4 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | 2 | Hematopoietic Cell Proliferation | 1 1 2 2 1 1 | Hyperplasia | | Infarct | | Infiltration Cellular, Lymphocyte | 1 1 1 1 | Inflammation, Acute | | Inflammation, Chronic | | Necrosis | 1 4 | Caudate Lobe, Infarct | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 2 2 | Inflammation, Acute | | Inflammation, Chronic Active | 2 | Acinus, Atrophy | 2 1 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular | 2 | Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 2 2 1 2 2 1 2 1 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Squamous | 2 2 2 | Infiltration Cellular, Lymphocyte | 1 2 | Inflammation, Acute | 3 | _____________________________________________________________________________________________________________________| Page 123 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Ulcer | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 3 3 | Infiltration Cellular, Lymphocyte | 2 1 1 1 1 1 2 2 | Inflammation, Acute | 2 | Inflammation, Chronic Active | 1 | Mucosa, Dilatation | 1 1 | __________________________________________________________________________| Tooth | + + + + + + | Peridontal Tissue, Inflammation, | | Chronic Active | 4 | Pulp, Inflammation, Acute | 3 3 | Pulp, Inflammation, Chronic | 1 | Pulp, Inflammation, Chronic Active | 4 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 2 2 2 2 | Inflammation, Acute | 1 | Inflammation, Chronic | 1 1 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 | Hypertrophy | 2 2 | Pigmentation | 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + M + + + + + + +| Hyperplasia | 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | M M M M M + + + M + M + M + + M M + + M M + + M M| __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + M + + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 | C-Cell, Hyperplasia | | Follicle, Dilatation | | Follicle, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 124 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 1 | Inflammation, Acute | 2 | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Penis | + + + + + + + + + + | Abscess | 4 | Inflammation, Acute | 4 4 2 | Inflammation, Chronic | 3 3 | Inflammation, Chronic Active | 3 | Inflammation | 4 | Necrosis | 4 4 | __________________________________________________________________________| Preputial Gland | + + + + + | Abscess | 4 4 | Cyst | 3 | Infiltration Cellular, Lymphocyte | | Inflammation, Acute | 4 | Inflammation, Chronic | | Inflammation, Chronic Active | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 2 1 2 1| Inflammation, Acute | 2 2 2 4 3 2 2 | Inflammation, Chronic | | __________________________________________________________________________| Seminal Vesicle | | Dilatation | | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 3 3 4 | Mineralization | | Interstitial Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | 3 | Myeloid Cell, Hyperplasia | 2 2 3 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Inflammation, Acute | 2 | Iliac, Hyperplasia, Lymphoid | 3 2 | Iliac, Hyperplasia, Reticulum Cell | 2 | Iliac, Inflammation, Acute | | Mediastinal, Hyperplasia, Lymphoid | | Mesenteric, Congestion | 2 2 2 2 2 | Mesenteric, Hemorrhage | 3 | _____________________________________________________________________________________________________________________| Page 125 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 3 2 2 2 2 2| Mesenteric, Inflammation, Acute | 3 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + M + + + + + + + + + + + + + + + + M + + +| Hyperplasia, Lymphoid | 2 2 2 3 2 2 2 2 2 2 2 2 2 3 2 2 2 2 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 2 2 1 2 2 2 3 2 2 4 2 2 3 2 2 2 3 2 1 3 1| Hyperplasia, Lymphoid | 3 2 4 2 | Hyperplasia, Reticulum Cell | 2 | Pigmentation | 1 2 2 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hyperplasia, Lymphoid | | Inflammation, Chronic Active | 1 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 3 1 | Inflammation, Acute | | Inflammation, Chronic | | Ulcer | 3 | Abdominal, Abscess | 4 | Abdominal, Thoracic, Alopecia | | Foot, Ulcer | 4 | Head, Abscess | | Head, Inflammation, Acute | | Inguinal, Ulcer | 3 3 4 | Prepuce, Abscess | 4 4 | Prepuce, Inflammation, Chronic Active| 3 | Prepuce, Ulcer | 4 4 4 4 4 4 | Scrotal, Inflammation, Acute | | Scrotal, Ulcer | 4 4 4 | Subcutaneous Tissue, Edema | 2 | Subcutaneous Tissue, Inflammation, | | Acute | | Subcutaneous Tissue, Head, Abscess | | Subcutaneous Tissue, Head, Granuloma | | Subcutaneous Tissue, Head, | | Inflammation, Chronic Active | 2 | Tail, Ulcer | | Ventral, Alopecia | 2 1 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 126 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Inflammation, Chronic Active| 4 | __________________________________________________________________________| Skeletal Muscle | + | Head, Inflammation, Acute | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 2 | Mineralization | 2 2 2 2 2 2 3 2 1 1 2 2 2 1 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 2 2 2 2 | Hemorrhage | 1 1 3 1 2 2 | Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2| Alveolus, Infiltration Cellular, | | Histiocyte | | Interstitium, Inflammation, Acute | | Peribronchiolar, Inflammation, | | Chronic | 2 | Perivascular, Inflammation, Acute | 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 2 2 3 2 2 2 3 2 2 | Mucosa, Inflammation, Acute | 2 | Nasolacrimal Duct, Hemorrhage | | Nasolacrimal Duct, Inflammation, | | Acute | 1 2 | Olfactory Epithelium, Degeneration | 2 1 2 | Respiratory Epithelium, Degeneration | 1 | Respiratory Epithelium, Inflammation,| | Acute | 2 | Septum, Inflammation, Chronic Active | 3 | Vomeronasal Organ, Congestion | 2 | Vomeronasal Organ, Inflammation, | | Acute | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Glands, Inflammation, Acute | 2 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 | _____________________________________________________________________________________________________________________| Page 127 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 5| 5| 7| 6| 6| 7| 5| 6| 5| 6| 5| 5| 7| 6| 7| 7| 4| 3| 6| 5| 5| DAY ON TEST | 3| 6| 3| 3| 8| 5| 2| 1| 4| 3| 6| 3| 0| 3| 9| 0| 3| 8| 3| 2| 5| 9| 6| 7| 0| | 2| 2| 1| 2| 3| 6| 9| 9| 0| 2| 4| 3| 9| 3| 0| 1| 3| 7| 0| 9| 4| 3| 0| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Hydronephrosis | 3 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 1 3 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 2 4 | Inflammation, Chronic Active | | Cortex, Cyst | | Pelvis, Dilatation | 2 1 2 2 2 2 3 | Pelvis, Hemorrhage | | Pelvis, Inflammation, Acute | 3 4 4 | Renal Tubule, Casts Protein | 1 3 | Renal Tubule, Dilatation | 2 1 3 | Renal Tubule, Hyperplasia | 2 | Renal Tubule, Mineralization | 1 1 1 1 | Renal Tubule, Necrosis | 1 1 1 3 2 2 | Renal Tubule, Regeneration | 1 2 1 1 3 1 1 1 2 1 | __________________________________________________________________________| Ureter | + | Dilatation | 2 | __________________________________________________________________________| Urethra | | Calculus Micro Observation Only | | Inflammation, Acute | | Bulbourethral Gland, Inflammation, | | Acute | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Calculus Gross Observation | X | Congestion | | Ectasia | 2 1 2 2 3 2 3 | Infiltration Cellular, Lymphocyte | 2 1 1 2 2 2 1 2 2 2 2 2| Inflammation, Acute | 4 3 2 2 | Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| Page 128 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | __________________________________________________________________________| Gallbladder | + M + + + + + M + + + + + + + + + + + M + + + + +| Infiltration Cellular, Lymphocyte | 2 1 2 2 2| Inflammation, Acute | | Inflammation, Chronic Active | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Anorectal Junction, Erosion | | Anus, Inflammation, Chronic Active | 3 | Anus, Ulcer | 3 | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + M + + +| Hemorrhage | 3 | Ulcer | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Hematopoietic Cell Proliferation | 1 1 2 | Hyperplasia | | Infarct | 2 | Infiltration Cellular, Lymphocyte | 2 2 | Inflammation, Acute | 1 | Inflammation, Chronic | | Necrosis | 3 3 1 2 | Caudate Lobe, Infarct | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 1 1 1 2 1 2 1 | Inflammation, Acute | | Inflammation, Chronic Active | | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 1 1 2 2 2 2 2 1 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Squamous | 2 2 2 2 | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| Page 129 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 2 2 | Infiltration Cellular, Lymphocyte | 1 2 1 2 1 | Inflammation, Acute | 1 | Inflammation, Chronic Active | | Mucosa, Dilatation | 1 2 1 1 | __________________________________________________________________________| Tooth | + + | Peridontal Tissue, Inflammation, | | Chronic Active | 3 | Pulp, Inflammation, Acute | | Pulp, Inflammation, Chronic | | Pulp, Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 2 1 1 | Inflammation, Acute | | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Hypertrophy | 2 | Pigmentation | 2 2 2 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + M + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | + M + + + + + M + + M M M M M M M M + + M M M M +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | 1 | Pars Distalis, Hyperplasia | 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1 1 1 | C-Cell, Hyperplasia | 2 | Follicle, Dilatation | 2 2 | Follicle, Hyperplasia | 3 1 1 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 130 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | | Inflammation, Chronic Active | | __________________________________________________________________________| Penis | + + + + + + + + + + | Abscess | 4 | Inflammation, Acute | 4 3 4 4 4 4 4 | Inflammation, Chronic | | Inflammation, Chronic Active | 2 | Inflammation | | Necrosis | | __________________________________________________________________________| Preputial Gland | + + + | Abscess | | Cyst | 3 | Infiltration Cellular, Lymphocyte | 2 2 | Inflammation, Acute | | Inflammation, Chronic | | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Inflammation, Acute | 3 2 4 3 | Inflammation, Chronic | 2 | __________________________________________________________________________| Seminal Vesicle | + + + | Dilatation | 4 | Inflammation, Chronic | 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 3 2 3 | Mineralization | 3 | Interstitial Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute | | Myeloid Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | Inflammation, Acute | | Iliac, Hyperplasia, Lymphoid | 2 | Iliac, Hyperplasia, Reticulum Cell | | Iliac, Inflammation, Acute | 2 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mesenteric, Congestion | 2 2 2 2| Mesenteric, Hemorrhage | 3 | _____________________________________________________________________________________________________________________| Page 131 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Mesenteric, Hyperplasia, Lymphoid | 2 2 2 2 3 2 2 2 2 2 2| Mesenteric, Inflammation, Acute | 2 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + M + + + + + + + + + + + + + M + + + + +| Hyperplasia, Lymphoid | 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Hematopoietic Cell Proliferation | 2 2 1 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2| Hyperplasia, Lymphoid | 2 2 2| Hyperplasia, Reticulum Cell | | Pigmentation | 1 2 1 1 | __________________________________________________________________________| Thymus | + + + + M + + + + + + + + + + + + + + + + + + + +| Congestion | 4 | Hyperplasia, Lymphoid | 2 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| 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| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Inflammation, Acute | | Inflammation, Chronic | 2 | Ulcer | | Abdominal, Abscess | | Abdominal, Thoracic, Alopecia | 3 | Foot, Ulcer | | Head, Abscess | 3 | Head, Inflammation, Acute | 2 | Inguinal, Ulcer | 4 | Prepuce, Abscess | | Prepuce, Inflammation, Chronic Active| | Prepuce, Ulcer | 4 4 3 4 4 4 | Scrotal, Inflammation, Acute | 3 | Scrotal, Ulcer | 4 4 4 4 | Subcutaneous Tissue, Edema | | Subcutaneous Tissue, Inflammation, | | Acute | | Subcutaneous Tissue, Head, Abscess | | Subcutaneous Tissue, Head, Granuloma | 3 | Subcutaneous Tissue, Head, | | Inflammation, Chronic Active | | Tail, Ulcer | 4 | Ventral, Alopecia | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 132 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Inflammation, Chronic Active| | __________________________________________________________________________| Skeletal Muscle | + | Head, Inflammation, Acute | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 1 | Mineralization | 3 3 2 2 1 2 3 3 2 3 1 2 2 2| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 2 3 | Hemorrhage | 1 2 1 2 | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 1 2 2 2 2 2| Alveolus, Infiltration Cellular, | | Histiocyte | | Interstitium, Inflammation, Acute | 1 | Peribronchiolar, Inflammation, | | Chronic | | Perivascular, Inflammation, Acute | | __________________________________________________________________________| Nose | M + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Hemorrhage | 1 2 2 2 1 2 3 2 2 1 1 2 3| Mucosa, Inflammation, Acute | 1 | Nasolacrimal Duct, Hemorrhage | 2 | Nasolacrimal Duct, Inflammation, | | Acute | 2 | Olfactory Epithelium, Degeneration | 2 2 2 2 2 2| Respiratory Epithelium, Degeneration | | Respiratory Epithelium, Inflammation,| | Acute | | Septum, Inflammation, Chronic Active | | Vomeronasal Organ, Congestion | | Vomeronasal Organ, Inflammation, | | Acute | 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Glands, Inflammation, Acute | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | | _____________________________________________________________________________________________________________________| Page 133 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 6| 4| 7| 5| 5| 5| 7| 5| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 6| 7| DAY ON TEST | 3| 3| 3| 3| 0| 4| 3| 5| 7| 2| 3| 2| 3| 2| 1| 3| 2| 2| 3| 3| 2| 9| 3| 1| 3| | 2| 0| 0| 9| 7| 3| 3| 6| 7| 6| 0| 5| 3| 9| 6| 3| 4| 9| 1| 1| 9| 3| 2| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| ANIMAL ID | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 120 PPM | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Hydronephrosis | | Infiltration Cellular, Lymphocyte | 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Inflammation, Acute | 2 | Inflammation, Chronic Active | | Cortex, Cyst | X X | Pelvis, Dilatation | 2 4 | Pelvis, Hemorrhage | 3 | Pelvis, Inflammation, Acute | | Renal Tubule, Casts Protein | 1 1 1 2 | Renal Tubule, Dilatation | 1 2 2 1 1 1 1 2 1 2 1 2 2 2| Renal Tubule, Hyperplasia | 2 | Renal Tubule, Mineralization | 1 1 | Renal Tubule, Necrosis | 2 1 1 2 1 1 | Renal Tubule, Regeneration | 2 2 1 2 2 2 2 2 1 2 2 1 2 2 2 1 1| __________________________________________________________________________| Ureter | | Dilatation | | __________________________________________________________________________| Urethra | + + | Calculus Micro Observation Only | X X | Inflammation, Acute | | Bulbourethral Gland, Inflammation, | | Acute | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Calculus Gross Observation | | Congestion | | Ectasia | 2 2 | Infiltration Cellular, Lymphocyte | 2 2 1 2 2 2 2 1 2 | Inflammation, Acute | 1 2 3 | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 134 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 60 | Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + | 54 | Infiltration Cellular, Lymphocyte | | 8 1.6| Inflammation, Acute | 1 | 1 1.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + | 60 | Anorectal Junction, Erosion | | 1 2.0| Anus, Inflammation, Chronic Active | | 1 3.0| Anus, Ulcer | | 2 3.0| __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 60 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 59 | Hemorrhage | | 1 3.0| Ulcer | 4 | 2 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 60 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 60 | Basophilic Focus | | 2 2.0| Hematopoietic Cell Proliferation | 2 2 1 2 | 13 1.5| Hyperplasia | 3 | 1 3.0| Infarct | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 | 7 1.4| Inflammation, Acute | | 1 1.0| Inflammation, Chronic | 3 | 1 3.0| Necrosis | | 6 2.3| Caudate Lobe, Infarct | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | 2 1 | 14 1.6| Inflammation, Acute | 3 | 1 3.0| Inflammation, Chronic Active | | 1 2.0| Acinus, Atrophy | | 3 1.7| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 60 | Infiltration Cellular | | 1 2.0| Infiltration Cellular, Lymphocyte | 2 2 2 2 2 | 36 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 135 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + M + + | 59 | Hyperplasia, Squamous | | 7 2.0| Infiltration Cellular, Lymphocyte | | 3 1.7| Inflammation, Acute | | 2 2.5| Ulcer | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 60 | Erosion | 2 | 6 2.3| Infiltration Cellular, Lymphocyte | 2 | 14 1.4| Inflammation, Acute | | 2 1.5| Inflammation, Chronic Active | | 1 1.0| Mucosa, Dilatation | | 6 1.2| __________________________________________________________________________|____________| Tooth | | 8 | Peridontal Tissue, Inflammation, | | | Chronic Active | | 2 3.5| Pulp, Inflammation, Acute | | 2 3.0| Pulp, Inflammation, Chronic | | 1 1.0| Pulp, Inflammation, Chronic Active | | 3 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 60 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | 2 1 2 | 13 1.5| Inflammation, Acute | | 1 1.0| Inflammation, Chronic | | 4 1.8| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 60 | Capsule, Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 | 57 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 60 | Hyperplasia | | 3 2.0| Hypertrophy | | 3 2.0| Pigmentation | 1 | 7 1.4| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 58 | Hyperplasia | | 1 1.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 60 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + M + M M + + | 29 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 58 | __________________________________________________________________________________________________________________________________ * : 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 136 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pars Distalis, Cyst | | 1 1.0| Pars Distalis, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 5 1.0| C-Cell, Hyperplasia | | 1 2.0| Follicle, Dilatation | | 2 2.0| Follicle, Hyperplasia | | 5 1.8| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 3 1.7| Inflammation, Acute | | 1 2.0| Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Penis | + | 21 | Abscess | 4 | 3 4.0| Inflammation, Acute | | 10 3.7| Inflammation, Chronic | | 2 3.0| Inflammation, Chronic Active | | 2 2.5| Inflammation | | 1 4.0| Necrosis | | 2 4.0| __________________________________________________________________________|____________| Preputial Gland | + | 9 | Abscess | | 2 4.0| Cyst | | 2 3.0| Infiltration Cellular, Lymphocyte | | 2 2.0| Inflammation, Acute | | 1 4.0| Inflammation, Chronic | 2 | 1 2.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 60 | Infiltration Cellular, Lymphocyte | | 6 1.7| Inflammation, Acute | 3 3 | 13 2.7| Inflammation, Chronic | 2 | 2 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + | 4 | Dilatation | | 1 4.0| Inflammation, Chronic | | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 60 | Atrophy | 3 2 | 12 2.6| __________________________________________________________________________________________________________________________________ * : 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 137 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Mineralization | | 1 3.0| Interstitial Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 60 | Inflammation, Acute | | 1 3.0| Myeloid Cell, Hyperplasia | 2 2 2 2 1 2 2 2 | 48 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 60 | Hyperplasia, Lymphoid | 3 | 3 2.3| Inflammation, Acute | | 1 2.0| Iliac, Hyperplasia, Lymphoid | 3 | 4 2.5| Iliac, Hyperplasia, Reticulum Cell | | 1 2.0| Iliac, Inflammation, Acute | | 1 2.0| Mediastinal, Hyperplasia, Lymphoid | | 1 2.0| Mesenteric, Congestion | 3 1 3 2 2 | 14 2.1| Mesenteric, Hemorrhage | | 2 3.0| Mesenteric, Hyperplasia, Lymphoid | 2 3 2 2 | 24 2.1| Mesenteric, Inflammation, Acute | | 5 2.4| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + M + + + M + M M | 52 | Hyperplasia, Lymphoid | 2 2 2 | 40 2.1| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 60 | Congestion | 2 | 1 2.0| Hematopoietic Cell Proliferation | 2 2 2 2 2 2 3 | 50 2.1| Hyperplasia, Lymphoid | | 7 2.4| Hyperplasia, Reticulum Cell | | 1 2.0| Pigmentation | 1 1 | 9 1.3| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 59 | Congestion | | 1 4.0| Hyperplasia, Lymphoid | 2 | 2 2.0| Inflammation, Chronic Active | | 1 1.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 60 | Alopecia | 2 | 5 2.0| Inflammation, Acute | 3 | 1 3.0| Inflammation, Chronic | | 1 2.0| Ulcer | | 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 138 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Abdominal, Abscess | | 1 4.0| Abdominal, Thoracic, Alopecia | | 1 3.0| Foot, Ulcer | | 1 4.0| Head, Abscess | | 1 3.0| Head, Inflammation, Acute | | 1 2.0| Inguinal, Ulcer | | 4 3.5| Prepuce, Abscess | | 2 4.0| Prepuce, Inflammation, Chronic Active| | 1 3.0| Prepuce, Ulcer | 4 3 | 14 3.9| Scrotal, Inflammation, Acute | | 1 3.0| Scrotal, Ulcer | 4 4 | 9 4.0| Subcutaneous Tissue, Edema | | 1 2.0| Subcutaneous Tissue, Inflammation, | | | Acute | 2 | 1 2.0| Subcutaneous Tissue, Head, Abscess | 3 | 1 3.0| Subcutaneous Tissue, Head, Granuloma | | 1 3.0| Subcutaneous Tissue, Head, | | | Inflammation, Chronic Active | | 1 2.0| Tail, Ulcer | | 1 4.0| Ventral, Alopecia | | 2 1.5| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 60 | Cranium, Inflammation, Chronic Active| | 1 4.0| __________________________________________________________________________|____________| Skeletal Muscle | | 2 | Head, Inflammation, Acute | | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 60 | Hemorrhage | | 3 1.3| Mineralization | 1 2 2 2 2 2 | 35 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 60 | Congestion | 2 3 2 | 12 2.3| Hemorrhage | 2 | 11 1.6| Infiltration Cellular, Lymphocyte | 2 2 2 2 1 2 2 | 54 1.9| Alveolus, Infiltration Cellular, | | | Histiocyte | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 139 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Interstitium, Inflammation, Acute | | 1 1.0| Peribronchiolar, Inflammation, | | | Chronic | | 1 2.0| Perivascular, Inflammation, Acute | | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 59 | Lumen, Hemorrhage | 2 1 3 | 25 2.0| Mucosa, Inflammation, Acute | 1 | 3 1.3| Nasolacrimal Duct, Hemorrhage | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Acute | 2 | 4 1.8| Olfactory Epithelium, Degeneration | 2 2 | 11 1.9| Respiratory Epithelium, Degeneration | | 1 1.0| Respiratory Epithelium, Inflammation,| | | Acute | | 1 2.0| Septum, Inflammation, Chronic Active | | 1 3.0| Vomeronasal Organ, Congestion | | 1 2.0| Vomeronasal Organ, Inflammation, | | | Acute | | 1 1.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 60 | Glands, Inflammation, Acute | | 3 1.3| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 60 | Abscess | | 1 4.0| Hydronephrosis | | 1 3.0| Infiltration Cellular, Lymphocyte | 2 2 2 1 2 2 2 2 | 52 2.0| Inflammation, Acute | | 3 2.7| Inflammation, Chronic Active | 4 | 1 4.0| Cortex, Cyst | | 2 | Pelvis, Dilatation | 2 | 10 2.2| Pelvis, Hemorrhage | | 1 3.0| Pelvis, Inflammation, Acute | | 3 3.7| Renal Tubule, Casts Protein | | 6 1.5| Renal Tubule, Dilatation | | 17 1.6| Renal Tubule, Hyperplasia | 2 | 3 2.0| Renal Tubule, Mineralization | | 6 1.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 140 NTP Experiment-Test: 05701-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC TOLUENE Date: 05/01/97 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:24:10 __________________________________________________________________________________________________________________________________ | 6| 4| 4| 1| 6| 7| 4| 4| 3| 6| | | DAY ON TEST | 3| 3| 1| 5| 1| 3| 9| 0| 8| 3| | | | 9| 5| 6| 5| 1| 0| 8| 0| 8| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 120 PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | L | | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Renal Tubule, Necrosis | | 12 1.5| Renal Tubule, Regeneration | 2 2 2 | 30 1.6| __________________________________________________________________________|____________| Ureter | | 1 | Dilatation | | 1 2.0| __________________________________________________________________________|____________| Urethra | + + + + | 6 | Calculus Micro Observation Only | X X | 4 | Inflammation, Acute | 4 | 1 4.0| Bulbourethral Gland, Inflammation, | | | Acute | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 60 | Angiectasis | | 1 2.0| Calculus Gross Observation | | 1 | Congestion | 2 | 1 2.0| Ectasia | 2 | 10 2.1| Infiltration Cellular, Lymphocyte | 2 1 2 1 | 25 1.7| Inflammation, Acute | 2 | 8 2.4| Inflammation, Chronic | 2 | 3 2.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 141 ------------------------------------------------------------ ---------- END OF REPORT 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