TR 354 Mouse Pathology Tables
NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 Facility: Battelle Columbus Laboratory Chemical CAS #: 828-00-2 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 9| 3| 3| 2| 3| 3| 8| 0| 3| 3| 2| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 9| | 1| 6| 1| 1| 4| 1| 9| 4| 3| 1| 1| 9| 1| 1| 8| 1| 1| 1| 1| 2| 2| 2| 2| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + A A + + + + + + + + + + + + + + + + A| Cyst | X | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + M + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + M + + + + + + A + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 2 3| Infarct | 4 | Inflammation, Chronic | 3 | Leukocytosis | X| Necrosis, Coagulative | 2 | Pigmentation, Hemosiderin | 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 2 3| __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | Necrosis, Coagulative | | Acinus, Atrophy | 1 4 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + M| Infiltration Cellular, Lymphocyte | 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + M + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 1 2 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 1 | Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | 2 | Fibrosis | | Inflammation, Chronic Active | | Necrosis, Fibrinoid | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 9| 3| 3| 2| 3| 3| 8| 0| 3| 3| 2| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 9| | 1| 6| 1| 1| 4| 1| 9| 4| 3| 1| 1| 9| 1| 1| 8| 1| 1| 1| 1| 2| 2| 2| 2| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X | Degeneration, Fatty | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + M + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + M + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | X X | Pars Distalis, Hyperplasia | 2 2 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicular Cell, Hyperplasia | 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 3 2 2 2| Cyst | X X X X X X X X X | Inflammation, Chronic Active | 4 4 4| Mineralization | 2 2 | __________________________________________________________________________| Oviduct | + + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Bacterium | | Inflammation, Suppurative | 2 1| Endometrium, Hyperplasia, Cystic, | | Glandular | 3 2 3 2 2 3 1 3 2 2 2 4 1 3 3 1 3 2 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 4 4| Femoral, Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Inflammation, | | Suppurative | | Mesenteric, Angiectasis | 2 | Mesenteric, Cyst | | Mesenteric, Hematopoietic Cell | | Proliferation | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + M| _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 9| 3| 3| 2| 3| 3| 8| 0| 3| 3| 2| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 9| | 1| 6| 1| 1| 4| 1| 9| 4| 3| 1| 1| 9| 1| 1| 8| 1| 1| 1| 1| 2| 2| 2| 2| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Pigmentation, Hemosiderin | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 3 2 2 2 2 2 3 3| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Thymus | M + + M + + + M + M + M + + M + + M + + + + M + +| Necrosis | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + M + + + + + + + M M + M + + M +| Hyperplasia, Cystic | 2 2 2 2 2 1 3 2 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 2 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | X | Infiltration Cellular, Lymphocyte | 2 | Inflammation, Suppurative | 4 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Leukocytosis | X| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | + + + M + + + M + + + + + + + + + + + + + + + + +| Hyperplasia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Glomerulosclerosis | | Infarct, Chronic | | Inflammation, Chronic Active | 2| Metaplasia, Osseous | | Mineralization | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 9| 3| 3| 2| 3| 3| 8| 0| 3| 3| 2| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 9| | 1| 6| 1| 1| 4| 1| 9| 4| 3| 1| 1| 9| 1| 1| 8| 1| 1| 1| 1| 2| 2| 2| 2| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy, Chronic | 1| __________________________________________________________________________| Ureter | + + + + + + + + + +| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 7| 5| 7| 7| 5| 7| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| 9| 3| 3| 2| 3| 3| 6| | 2| 2| 2| 2| 2| 2| 2| 3| 9| 3| 3| 3| 3| 3| 3| 4| 3| 3| 6| 3| 3| 2| 3| 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 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0 MG/KG | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + M A + + A| Cyst | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + A + + + + + A + + A| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + A + + + + + + + + A| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + A + + + + + + + + A| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + A + + + + + + A + + + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + A + + + + + A + + A| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + M + + + + + + + + A| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 1 1 1 3 2 2 2 2 | Infarct | | Inflammation, Chronic | 2 2 | Leukocytosis | X | Necrosis, Coagulative | 4 | Pigmentation, Hemosiderin | 2 2 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + M| Inflammation, Suppurative | 2 | Necrosis, Coagulative | 3 | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + M + +| Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 3 | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + A| Cyst | | Epithelium, Hyperplasia | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | | Fibrosis | 2 | Inflammation, Chronic Active | 2 | Necrosis, Fibrinoid | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 7| 5| 7| 7| 5| 7| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| 9| 3| 3| 2| 3| 3| 6| | 2| 2| 2| 2| 2| 2| 2| 3| 9| 3| 3| 3| 3| 3| 3| 4| 3| 3| 6| 3| 3| 2| 3| 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 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0 MG/KG | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Degeneration, Fatty | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + M + + + + + + + + + + + + + + + + + + + + M + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 2 2 2 2 2 2 2 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicular Cell, Hyperplasia | 1 3 2 4 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + M + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Cyst | X X X X X X X X X | Inflammation, Chronic Active | 3 4 | Mineralization | 2 | __________________________________________________________________________| Oviduct | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Bacterium | X | Inflammation, Suppurative | 1 2 4 2 | Endometrium, Hyperplasia, Cystic, | | Glandular | 3 2 2 3 2 3 3 2 2 2 2 2 2 2 3 3 2 2 1 2 1| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 | Femoral, Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Inflammation, | | Suppurative | 2 | Mesenteric, Angiectasis | | Mesenteric, Cyst | X | Mesenteric, Hematopoietic Cell | | Proliferation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + M + +| _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 7| 5| 7| 7| 5| 7| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| 9| 3| 3| 2| 3| 3| 6| | 2| 2| 2| 2| 2| 2| 2| 3| 9| 3| 3| 3| 3| 3| 3| 4| 3| 3| 6| 3| 3| 2| 3| 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 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0 MG/KG | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Pigmentation, Hemosiderin | 2 1 1 1 1 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 2 2 2 3 2 2 2 3 2 3 3 3 4 2 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Thymus | + + + + + M + + + + M M M + M M M M + + + M M + M| Necrosis | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + M| Hyperplasia, Cystic | 2 4 2 1 1 4 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 2 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Infiltration Cellular, Lymphocyte | | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 | Leukocytosis | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 1 1 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Glomerulosclerosis | 4 | Infarct, Chronic | 2 2 | Inflammation, Chronic Active | 2 | Metaplasia, Osseous | 2 | Mineralization | 1| _____________________________________________________________________________________________________________________| Page 8 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 7| 5| 7| 7| 5| 7| 7| 7| 7| 7| 4| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| 9| 3| 3| 2| 3| 3| 6| | 2| 2| 2| 2| 2| 2| 2| 3| 9| 3| 3| 3| 3| 3| 3| 4| 3| 3| 6| 3| 3| 2| 3| 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 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 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0 MG/KG | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy, Chronic | 1 1 1 | __________________________________________________________________________| Ureter | + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + M +| _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 50 | __________________________________________________________________________|____________| Gallbladder | | 44 | Cyst | | 1 | __________________________________________________________________________|____________| Intestine Large | | 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 46 | __________________________________________________________________________|____________| Intestine Large, Colon | | 48 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 48 | __________________________________________________________________________|____________| Intestine Small | | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 46 | __________________________________________________________________________|____________| Intestine Small, Ileum | | 45 | __________________________________________________________________________|____________| Intestine Small, Jejunum | | 48 | __________________________________________________________________________|____________| Liver | | 50 | Hematopoietic Cell Proliferation | | 11 2.0| Infarct | | 1 4.0| Inflammation, Chronic | | 3 2.3| Leukocytosis | | 2 | Necrosis, Coagulative | | 2 3.0| Pigmentation, Hemosiderin | | 3 2.3| __________________________________________________________________________|____________| Mesentery | | 41 | Inflammation, Chronic Active | | 4 2.5| __________________________________________________________________________|____________| Pancreas | | 49 | Inflammation, Suppurative | | 1 2.0| Necrosis, Coagulative | | 1 3.0| Acinus, Atrophy | | 3 2.7| __________________________________________________________________________|____________| Salivary Glands | | 48 | Infiltration Cellular, Lymphocyte | | 1 2.0| __________________________________________________________________________|____________| Stomach | | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | | 49 | Hyperplasia, Focal | | 3 2.0| Ulcer | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | | 49 | Cyst | | 1 1.0| Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 50 | Inflammation, Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 45 | __________________________________________________________________________|____________| Heart | | 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Cardiomyopathy, Chronic | | 1 2.0| Fibrosis | | 1 2.0| Inflammation, Chronic Active | | 1 2.0| Necrosis, Fibrinoid | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 50 | Accessory Adrenal Cortical Nodule | | 1 | Degeneration, Fatty | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 49 | Hyperplasia | | 3 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | | 49 | __________________________________________________________________________|____________| Parathyroid Gland | | 49 | __________________________________________________________________________|____________| Pituitary Gland | | 47 | Pars Distalis, Cyst | | 2 | Pars Distalis, Hyperplasia | | 14 2.1| __________________________________________________________________________|____________| Thyroid Gland | | 50 | Follicular Cell, Hyperplasia | | 9 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 3 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | | 49 | Atrophy | | 6 2.2| Cyst | | 18 | Inflammation, Chronic Active | | 5 3.8| Mineralization | | 3 2.0| __________________________________________________________________________|____________| Oviduct | | 46 | __________________________________________________________________________|____________| Uterus | | 50 | Angiectasis | | 1 2.0| Bacterium | | 1 | Inflammation, Suppurative | | 6 2.0| Endometrium, Hyperplasia, Cystic, | | | Glandular | | 40 2.2| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 11 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Femoral, Hyperplasia | | 4 4.0| Femoral, Myelofibrosis | | 2 2.0| __________________________________________________________________________|____________| Lymph Node | | 50 | Mediastinal, Inflammation, | | | Suppurative | | 1 2.0| Mesenteric, Angiectasis | | 1 2.0| Mesenteric, Cyst | | 1 | Mesenteric, Hematopoietic Cell | | | Proliferation | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | | 48 | Pigmentation, Hemosiderin | | 6 1.2| __________________________________________________________________________|____________| Spleen | | 50 | Hematopoietic Cell Proliferation | | 26 2.4| Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Thymus | | 31 | Necrosis | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | 44 | Hyperplasia, Cystic | | 17 2.1| __________________________________________________________________________|____________| Skin | | 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 50 | Joint, Tarsal, Metaplasia, Osseous | | 2 2.0| __________________________________________________________________________|____________| Skeletal Muscle | | 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 50 | Compression | | 1 | Infiltration Cellular, Lymphocyte | | 1 2.0| Inflammation, Suppurative | | 1 4.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 50 | Inflammation, Chronic Active | | 1 3.0| Leukocytosis | | 1 | __________________________________________________________________________|____________| Nose | | 50 | __________________________________________________________________________|____________| Trachea | | 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 12 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 0 MG/KG | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | __________________________________________________________________________|____________| Eye | | 1 | __________________________________________________________________________|____________| Harderian Gland | | 48 | Hyperplasia | | 3 1.3| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 50 | Cyst | | 1 | Glomerulosclerosis | | 1 4.0| Infarct, Chronic | | 2 2.0| Inflammation, Chronic Active | | 2 2.0| Metaplasia, Osseous | | 1 2.0| Mineralization | | 1 1.0| Nephropathy, Chronic | | 4 1.0| __________________________________________________________________________|____________| Ureter | | 16 | __________________________________________________________________________|____________| Urinary Bladder | | 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 13 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 6| 4| 7| 6| 6| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 0| 5| 3| 2| 8| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 3| | 1| 9| 1| 1| 1| 9| 1| 1| 2| 4| 1| 3| 0| 1| 1| 1| 2| 1| 2| 9| 2| 0| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + | __________________________________________________________________________| Gallbladder | A + + A A M A | __________________________________________________________________________| Intestine Large | + + + + + + A | __________________________________________________________________________| Intestine Large, Cecum | A + + + M + A | __________________________________________________________________________| Intestine Large, Colon | + + + + + + A | __________________________________________________________________________| Intestine Large, Rectum | + + + + + A A | __________________________________________________________________________| Intestine Small | + + + + + + + A | __________________________________________________________________________| Intestine Small, Duodenum | + + + A A A A | Amyloid Deposition | | __________________________________________________________________________| Intestine Small, Ileum | A + + + + + A | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + A | __________________________________________________________________________| Liver | + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 | Necrosis, Coagulative | | __________________________________________________________________________| Mesentery | + + + + + | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + | Cyst | X | Acinus, Atrophy | 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 2 3 4 | Hyperkeratosis | 2 3 3 | Hyperplasia, Focal | 2 3 2 2| Hyperplasia, Lymphoid | 4 | Inflammation, Chronic Active | 2 3 3 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + A | __________________________________________________________________________| Tooth | + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + | __________________________________________________________________________| Heart | + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + | Necrosis, Coagulative | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + M M | Pars Distalis, Hyperplasia | 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + | _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 6| 4| 7| 6| 6| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 0| 5| 3| 2| 8| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 3| | 1| 9| 1| 1| 1| 9| 1| 1| 2| 4| 1| 3| 0| 1| 1| 1| 2| 1| 2| 9| 2| 0| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Follicle, Cyst | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + M + + + + + + + + + | Atrophy | 2 | Cyst | X X X X X | __________________________________________________________________________| Oviduct | + + + + + + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 | Thrombosis | X | Endometrium, Hyperplasia, Cystic, | | Glandular | 4 2 3 3 3 2 2 3 2 3 2 3 2 1 3 3 3 2 3| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + | Mesenteric, Angiectasis | | Mesenteric, Hematopoietic Cell | | Proliferation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + | __________________________________________________________________________| Spleen | + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 4 3 | __________________________________________________________________________| Thymus | + + M + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + M M + + | __________________________________________________________________________| Skin | + + + + + + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + | __________________________________________________________________________| Skeletal Muscle | + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + | Edema | | Alveolar Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Nose | + + + + + + + | __________________________________________________________________________| Trachea | + + + + + + + | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 6| 4| 7| 6| 6| 7| 7| 7| 7| 7| 7| 0| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 0| 5| 3| 2| 8| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 3| | 1| 9| 1| 1| 1| 9| 1| 1| 2| 4| 1| 3| 0| 1| 1| 1| 2| 1| 2| 9| 2| 0| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + M + M + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + | Glomerulosclerosis | | __________________________________________________________________________| Ureter | + + | __________________________________________________________________________| Urinary Bladder | + + + + + + A | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| 7| 7| 7| 3| 7| 6| 6| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 8| 3| 3| 3| 3| 3| 0| 1| 3| | 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 7| 1| 5| 3| 9| 3| 3| 3| 6| 3| 1| 4| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 250 MG/ | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + | __________________________________________________________________________| Gallbladder | A + + + A A + | __________________________________________________________________________| Intestine Large | + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + M + + | __________________________________________________________________________| Intestine Large, Colon | + + + + A + + | __________________________________________________________________________| Intestine Large, Rectum | + + + + M + + | __________________________________________________________________________| Intestine Small | + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | A + + + A + + | Amyloid Deposition | 3 | __________________________________________________________________________| Intestine Small, Ileum | A + + + M + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + M + + | __________________________________________________________________________| Liver | + + + + + + + + + | Hematopoietic Cell Proliferation | | Necrosis, Coagulative | 2 | __________________________________________________________________________| Mesentery | + + + + + + | Inflammation, Chronic Active | 4 | __________________________________________________________________________| Pancreas | + + + + A + + | Cyst | | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + M + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + A + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + A + + + +| Acanthosis | 2 | Hyperkeratosis | 2 | Hyperplasia, Focal | 2 3 2 2 2 1 2 2 1 1| Hyperplasia, Lymphoid | | Inflammation, Chronic Active | | __________________________________________________________________________| Stomach, Glandular | + + + + A + + | __________________________________________________________________________| Tooth | + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + | __________________________________________________________________________| Heart | + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + | Necrosis, Coagulative | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + | __________________________________________________________________________| Islets, Pancreatic | + + + + A + + | __________________________________________________________________________| Parathyroid Gland | + M + + M M + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + | Pars Distalis, Hyperplasia | 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + | _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| 7| 7| 7| 3| 7| 6| 6| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 8| 3| 3| 3| 3| 3| 0| 1| 3| | 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 7| 1| 5| 3| 9| 3| 3| 3| 6| 3| 1| 4| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 250 MG/ | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Follicle, Cyst | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + | Atrophy | 2 | Cyst | X X X X | __________________________________________________________________________| Oviduct | + + + + + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 2 2 | Thrombosis | | Endometrium, Hyperplasia, Cystic, | | Glandular | 2 2 2 2 3 3 4 3 2 3 3 2 2 2 2 3 3 3 1 2 3| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + | __________________________________________________________________________| Lymph Node | + + + + + + M + M | Mesenteric, Angiectasis | 3 1 | Mesenteric, Hematopoietic Cell | | Proliferation | 2 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + M + M | __________________________________________________________________________| Spleen | + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 3 4 4 | __________________________________________________________________________| Thymus | + + M + M M M | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + M + M | __________________________________________________________________________| Skin | + + + + M + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + | __________________________________________________________________________| Skeletal Muscle | + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + | Edema | 3 | Alveolar Epithelium, Hyperplasia | | __________________________________________________________________________| Nose | + + + + + + + | __________________________________________________________________________| Trachea | + + + + + + + | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| 7| 7| 7| 3| 7| 6| 6| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 1| 3| 3| 8| 3| 3| 3| 3| 3| 0| 1| 3| | 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 7| 1| 5| 3| 9| 3| 3| 3| 6| 3| 1| 4| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 250 MG/ | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + + + + M | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + | Glomerulosclerosis | 4 | __________________________________________________________________________| Ureter | + + | __________________________________________________________________________| Urinary Bladder | + + + + A + + | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 14 | __________________________________________________________________________|____________| Gallbladder | | 6 | __________________________________________________________________________|____________| Intestine Large | | 13 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 10 | __________________________________________________________________________|____________| Intestine Large, Colon | | 12 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 11 | __________________________________________________________________________|____________| Intestine Small | | 14 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 8 | Amyloid Deposition | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Ileum | | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | | 13 | __________________________________________________________________________|____________| Liver | | 19 | Hematopoietic Cell Proliferation | | 1 2.0| Necrosis, Coagulative | | 1 2.0| __________________________________________________________________________|____________| Mesentery | | 11 | Inflammation, Chronic Active | | 2 3.0| __________________________________________________________________________|____________| Pancreas | | 15 | Cyst | | 1 | Acinus, Atrophy | | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | | 13 | __________________________________________________________________________|____________| Stomach | | 48 | __________________________________________________________________________|____________| Stomach, Forestomach | | 48 | Acanthosis | | 5 2.6| Hyperkeratosis | | 4 2.5| Hyperplasia, Focal | | 14 1.9| Hyperplasia, Lymphoid | | 1 4.0| Inflammation, Chronic Active | | 4 2.5| __________________________________________________________________________|____________| Stomach, Glandular | | 12 | __________________________________________________________________________|____________| Tooth | | 14 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 11 | __________________________________________________________________________|____________| Heart | | 14 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 14 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 14 | Necrosis, Coagulative | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 14 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Islets, Pancreatic | | 13 | __________________________________________________________________________|____________| Parathyroid Gland | | 11 | __________________________________________________________________________|____________| Pituitary Gland | | 19 | Pars Distalis, Hyperplasia | | 3 2.7| __________________________________________________________________________|____________| Thyroid Gland | | 14 | Follicle, Cyst | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | | 21 | Atrophy | | 2 2.0| Cyst | | 9 | __________________________________________________________________________|____________| Oviduct | | 13 | __________________________________________________________________________|____________| Uterus | | 43 | Inflammation, Suppurative | | 4 2.0| Thrombosis | | 1 | Endometrium, Hyperplasia, Cystic, | | | Glandular | | 40 2.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 14 | __________________________________________________________________________|____________| Lymph Node | | 16 | Mesenteric, Angiectasis | | 2 2.0| Mesenteric, Hematopoietic Cell | | | Proliferation | | 2 2.5| __________________________________________________________________________|____________| Lymph Node, Mandibular | | 13 | __________________________________________________________________________|____________| Spleen | | 23 | Hematopoietic Cell Proliferation | | 6 3.5| __________________________________________________________________________|____________| Thymus | | 9 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | 10 | __________________________________________________________________________|____________| Skin | | 14 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 14 | __________________________________________________________________________|____________| Skeletal Muscle | | 13 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | 250 MG/ | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 14 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 14 | Edema | | 1 3.0| Alveolar Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Nose | | 14 | __________________________________________________________________________|____________| Trachea | | 14 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 11 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 14 | Glomerulosclerosis | | 1 4.0| __________________________________________________________________________|____________| Ureter | | 4 | __________________________________________________________________________|____________| Urinary Bladder | | 12 | __________________________________________________________________________________________________________________________________ * : 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 22 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 7| 2| 1| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 8| 3| 3| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 8| 1| 1| 1| 1| 1| 1| 2| 6| 1| 1| 1| 1| 3| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + A + + + + + + M A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + M + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + A + + + + + + + M + + + + + + + + + + + + + + M| __________________________________________________________________________| Intestine Small | + A + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + + A + + + + + + + + + + M + + + +| __________________________________________________________________________| Intestine Small, Ileum | + A + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + A + + + + + + + A + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X | Hematopoietic Cell Proliferation | 1 1 2 2 1 | Hyperplasia, Lymphoid | 2 | Inflammation, Necrotizing | | Leukocytosis | | Necrosis, Coagulative | | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Necrosis, Coagulative | | __________________________________________________________________________| Pancreas | + + + + + + + + + A + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + M + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + A + + + + + + + + + + + + + + +| Acanthosis | 2 1 2 2 2 2 2 2 2 3 | Hyperkeratosis | 2 1 2 2 2 1 2 2 2 1 1 2 3 | Hyperplasia, Focal | 1 2 1 2 2 2 1 3 3 2| Hyperplasia, Lymphoid | 3 | Inflammation, Chronic Active | 2 1 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + A + + + + + + + + + + + + + + +| Cyst | 1 1 | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 7| 2| 1| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 8| 3| 3| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 8| 1| 1| 1| 1| 1| 1| 2| 6| 1| 1| 1| 1| 3| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X| Degeneration, Fatty | 2 | Hematopoietic Cell Proliferation | | Hypertrophy | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + A + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | + M + + + + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + M M + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 2 2 2 2 2 2 2 2| __________________________________________________________________________| Thyroid Gland | + M + + + + + + + A + + + + + + + + + + + + + + +| Follicle, Cyst | | Follicular Cell, Hyperplasia | 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 2 2 | Cyst | X X X X X X X X X X | Inflammation, Chronic Active | | Mineralization | 1 | __________________________________________________________________________| Oviduct | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | Inflammation, Suppurative | 2 | Endometrium, Hyperplasia, Cystic, | | Glandular | 4 2 2 3 3 1 3 2 2 2 1 2 1 3 2 2 2 2 2 1 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | | Femoral, Myelofibrosis | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Hyperplasia, Lymphoid | 3 | Mediastinal, Pigmentation, | | Hemosiderin | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 7| 2| 1| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 8| 3| 3| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 8| 1| 1| 1| 1| 1| 1| 2| 6| 1| 1| 1| 1| 3| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Pigmentation, Hemosiderin | 1 1 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 3 2 3 2 2 3 3 2 2| Hyperplasia, Lymphoid | 2 3 3 | Necrosis, Coagulative | | __________________________________________________________________________| Thymus | + + M + + + + M + M M M + + M + M + + + + + M + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + M + + + + + M M + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 2 2 2 2 1 2 3 3 1 2 1 1 2| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | X | Hydrocephalus | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 3 | Infiltration Cellular, Lymphocyte | | Inflammation, Chronic Active | 2 2 | Leukocytosis | | Alveolar Epithelium, Hyperplasia | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Lens, Cataract | | Retina, Atrophy | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 7| 7| 7| 2| 1| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 8| 3| 3| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 8| 1| 1| 1| 1| 1| 1| 2| 6| 1| 1| 1| 1| 3| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Glomerulosclerosis | 4 | Hyperplasia, Lymphoid | 3 | Nephropathy, Chronic | 1 1 1 | __________________________________________________________________________| Ureter | + + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + M + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 7| 7| 7| 7| 7| 5| 7| 6| 5| 6| 6| 6| 7| 7| 7| 6| 7| 6| 6| 7| 7| DAY ON TEST | 3| 3| 5| 7| 3| 3| 3| 3| 3| 8| 3| 5| 0| 4| 5| 8| 3| 3| 3| 3| 3| 8| 7| 3| 0| | 2| 2| 5| 4| 2| 3| 3| 3| 3| 4| 3| 3| 9| 6| 4| 8| 3| 3| 3| 4| 3| 0| 3| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 500 MG/ | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + A + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + A| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + + M + + M + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Duodenum | + M + + + + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | M + + + + + + + + + + + + + A + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Jejunum | + M M + + + + + + + + + + + + + + + + + + + + + A| Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Basophilic Focus | | Hematopoietic Cell Proliferation | 1 3 1 1 3 3| Hyperplasia, Lymphoid | | Inflammation, Necrotizing | 2 2| Leukocytosis | X X| Necrosis, Coagulative | 3 1 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 4| Necrosis, Coagulative | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Acinus, Atrophy | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + M + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + M + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 1 2 2 2 2 3 3 2 2 2 2 2 | Hyperkeratosis | 2 1 1 2 2 2 2 2 1 3 2 2 2 2 | Hyperplasia, Focal | 2 4 2 2 2 2 1 2 1 3 2 4 | Hyperplasia, Lymphoid | | Inflammation, Chronic Active | 2 2 3 | __________________________________________________________________________| Stomach, Glandular | + M + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 1 1 | Inflammation, Chronic Active | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 7| 7| 7| 7| 7| 5| 7| 6| 5| 6| 6| 6| 7| 7| 7| 6| 7| 6| 6| 7| 7| DAY ON TEST | 3| 3| 5| 7| 3| 3| 3| 3| 3| 8| 3| 5| 0| 4| 5| 8| 3| 3| 3| 3| 3| 8| 7| 3| 0| | 2| 2| 5| 4| 2| 3| 3| 3| 3| 4| 3| 3| 9| 6| 4| 8| 3| 3| 3| 4| 3| 0| 3| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 500 MG/ | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Degeneration, Fatty | | Hematopoietic Cell Proliferation | 2 | Hypertrophy | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 1 | Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + M + + + + + + + + + + + + + + + I + + M + +| Pars Distalis, Hyperplasia | 2 2 1 2 2 2 2 2 2 3| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| Follicle, Cyst | X | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + +| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cyst | X X X X X X X X X X X | Inflammation, Chronic Active | 4 | Mineralization | | __________________________________________________________________________| Oviduct | + + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Inflammation, Suppurative | 2 4 1 2 | Endometrium, Hyperplasia, Cystic, | | Glandular | 2 3 3 2 1 3 2 1 2 3 1 1 2 2 2 2 2 1 3 2 1 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 4 4| Femoral, Myelofibrosis | 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Hyperplasia, Lymphoid | | Mediastinal, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 7| 7| 7| 7| 7| 5| 7| 6| 5| 6| 6| 6| 7| 7| 7| 6| 7| 6| 6| 7| 7| DAY ON TEST | 3| 3| 5| 7| 3| 3| 3| 3| 3| 8| 3| 5| 0| 4| 5| 8| 3| 3| 3| 3| 3| 8| 7| 3| 0| | 2| 2| 5| 4| 2| 3| 3| 3| 3| 4| 3| 3| 9| 6| 4| 8| 3| 3| 3| 4| 3| 0| 3| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 500 MG/ | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Pigmentation, Hemosiderin | 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 4 2 2 2 2 4 3 2 2 2 4 4| Hyperplasia, Lymphoid | | Necrosis, Coagulative | 2 | __________________________________________________________________________| Thymus | + M + + + M + M + M M + M + M + + M + M + + M + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + M + + + M + M + + + + M + + M M + + + + + +| Hyperplasia, Cystic | 2 2 1 2 2 2 2 2 4 1 1 1 2 1 2| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + | Fibrosis | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Hydrocephalus | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Infiltration Cellular, Lymphocyte | 2 2 | Inflammation, Chronic Active | | Leukocytosis | X X X| Alveolar Epithelium, Hyperplasia | 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | Lens, Cataract | 2 | Retina, Atrophy | 4 | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 7| 7| 7| 7| 7| 5| 7| 6| 5| 6| 6| 6| 7| 7| 7| 6| 7| 6| 6| 7| 7| DAY ON TEST | 3| 3| 5| 7| 3| 3| 3| 3| 3| 8| 3| 5| 0| 4| 5| 8| 3| 3| 3| 3| 3| 8| 7| 3| 0| | 2| 2| 5| 4| 2| 3| 3| 3| 3| 4| 3| 3| 9| 6| 4| 8| 3| 3| 3| 4| 3| 0| 3| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 500 MG/ | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Glomerulosclerosis | | Hyperplasia, Lymphoid | | Nephropathy, Chronic | 1 3 2 | __________________________________________________________________________| Ureter | + + + + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 50 | __________________________________________________________________________|____________| Gallbladder | | 45 | __________________________________________________________________________|____________| Intestine Large | | 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 48 | __________________________________________________________________________|____________| Intestine Large, Colon | | 48 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 44 | __________________________________________________________________________|____________| Intestine Small | | 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | | 45 | __________________________________________________________________________|____________| Intestine Small, Jejunum | | 45 | Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Liver | | 50 | Angiectasis | | 1 2.0| Basophilic Focus | | 1 | Hematopoietic Cell Proliferation | | 11 1.7| Hyperplasia, Lymphoid | | 1 2.0| Inflammation, Necrotizing | | 2 2.0| Leukocytosis | | 2 | Necrosis, Coagulative | | 2 2.0| __________________________________________________________________________|____________| Mesentery | | 49 | Inflammation, Chronic Active | | 2 3.0| Necrosis, Coagulative | | 1 3.0| __________________________________________________________________________|____________| Pancreas | | 49 | Hyperplasia, Lymphoid | | 1 3.0| Acinus, Atrophy | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | | 49 | __________________________________________________________________________|____________| Stomach | | 48 | __________________________________________________________________________|____________| Stomach, Forestomach | | 48 | Acanthosis | | 23 2.0| Hyperkeratosis | | 27 1.8| Hyperplasia, Focal | | 22 2.1| Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Chronic Active | | 6 2.0| __________________________________________________________________________|____________| Stomach, Glandular | | 48 | Cyst | | 4 1.0| Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 50 | Dysplasia | | 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 31 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 45 | __________________________________________________________________________|____________| Heart | | 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 50 | Cyst | | 2 | Degeneration, Fatty | | 1 2.0| Hematopoietic Cell Proliferation | | 1 2.0| Hypertrophy | | 2 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 50 | Hematopoietic Cell Proliferation | | 1 1.0| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | | 49 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Parathyroid Gland | | 47 | __________________________________________________________________________|____________| Pituitary Gland | | 45 | Pars Distalis, Hyperplasia | | 18 2.0| __________________________________________________________________________|____________| Thyroid Gland | | 47 | Follicle, Cyst | | 1 | Follicular Cell, Hyperplasia | | 2 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | | 50 | Atrophy | | 3 2.3| Cyst | | 21 | Inflammation, Chronic Active | | 1 4.0| Mineralization | | 1 1.0| __________________________________________________________________________|____________| Oviduct | | 47 | __________________________________________________________________________|____________| Uterus | | 50 | Hemorrhage | | 1 3.0| Inflammation, Suppurative | | 5 2.2| Endometrium, Hyperplasia, Cystic, | | | Glandular | | 45 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 32 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 50 | Femoral, Hyperplasia | | 3 4.0| Femoral, Myelofibrosis | | 2 2.0| __________________________________________________________________________|____________| Lymph Node | | 50 | Mediastinal, Hyperplasia, Lymphoid | | 1 3.0| Mediastinal, Pigmentation, | | | Hemosiderin | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | | 49 | Pigmentation, Hemosiderin | | 4 1.0| __________________________________________________________________________|____________| Spleen | | 50 | Hematopoietic Cell Proliferation | | 23 2.6| Hyperplasia, Lymphoid | | 3 2.7| Necrosis, Coagulative | | 1 2.0| __________________________________________________________________________|____________| Thymus | | 31 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | 40 | Hyperplasia, Cystic | | 28 1.8| __________________________________________________________________________|____________| Skin | | 49 | Fibrosis | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 50 | Fibrosis | | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 50 | Compression | | 1 | Hydrocephalus | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 50 | Hyperplasia, Lymphoid | | 2 2.5| Infiltration Cellular, Lymphocyte | | 2 2.0| Inflammation, Chronic Active | | 2 2.0| Leukocytosis | | 3 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 33 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | 500 MG/ | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Alveolar Epithelium, Hyperplasia | | 1 1.0| __________________________________________________________________________|____________| Nose | | 50 | Nasolacrimal Duct, Inflammation, | | | Suppurative | | 2 2.0| __________________________________________________________________________|____________| Trachea | | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 3 | Lens, Cataract | | 1 2.0| Retina, Atrophy | | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | | 50 | Hyperplasia | | 1 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 50 | Glomerulosclerosis | | 1 4.0| Hyperplasia, Lymphoid | | 1 3.0| Nephropathy, Chronic | | 6 1.5| __________________________________________________________________________|____________| Ureter | | 16 | __________________________________________________________________________|____________| Urinary Bladder | | 49 | Hyperplasia, Lymphoid | | 1 3.0| Inflammation, Chronic Active | | 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 34 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 1| DAY ON TEST | 3| 3| 3| 3| 3| 3| 8| 3| 4| 0| 3| 3| 3| 3| 3| 2| 1| 6| 3| 1| 3| 3| 3| 3| 0| | 1| 1| 1| 1| 1| 1| 9| 1| 9| 9| 1| 1| 1| 1| 2| 9| 6| 4| 2| 9| 2| 2| 2| 2| 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| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Gallbladder | M + + + + + M + + A + + + + + + A + + + + + + + M| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + A + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + A + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + M + + + + + + + + + + + + + + A + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + M + + + + + + + M| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + A + + + + + + M + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + A + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + M| Hematopoietic Cell Proliferation | 2 | Hepatodiaphragmatic Nodule | X | Necrosis, Coagulative | 2 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic Active | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + A + + + + + + + M| Acinus, Atrophy | 1 | Acinus, Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + M| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + A + + + + + + + M| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + A + + + + + + + M| Acanthosis, Focal | 1 1 | Hyperkeratosis, Focal | 2 | Hyperplasia, Focal | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + A + + + + + + + M| Cyst | X | Diverticulum | 2 | Dysplasia | 2 | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 2 2 2 | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + M| Cardiomyopathy, Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 1| DAY ON TEST | 3| 3| 3| 3| 3| 3| 8| 3| 4| 0| 3| 3| 3| 3| 3| 2| 1| 6| 3| 1| 3| 3| 3| 3| 0| | 1| 1| 1| 1| 1| 1| 9| 1| 9| 9| 1| 1| 1| 1| 2| 9| 6| 4| 2| 9| 2| 2| 2| 2| 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| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + A + + + + + + + M| __________________________________________________________________________| Parathyroid Gland | + + + + M + + + + + + + + + + + M + + + + + + + M| Cyst | X X | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + M + + + + + + M| Pars Distalis, Cyst | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + M| Follicle, Cyst | | Follicular Cell, Hyperplasia | 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + + | __________________________________________________________________________| Preputial Gland | + + + + | Duct, Dilatation | 2 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + M + + + + + + + + + +| __________________________________________________________________________| Seminal Vesicle | + + + + + + M + + + + + + + + + M M + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Necrotizing | 1 | Mineralization | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesenteric, Angiectasis | 3 3 2 2 2 2 | Mesenteric, Hematopoietic Cell | | Proliferation | 3 3 2 2 2 3 | Mesenteric, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + M| Hematopoietic Cell Proliferation | 3 2 3 3 2 3 3 4 3 3 3 2 3 3 | __________________________________________________________________________| Thymus | + + + M M + + M M M M + + + M + + + + M + M + M M| Cyst | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 36 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 1| DAY ON TEST | 3| 3| 3| 3| 3| 3| 8| 3| 4| 0| 3| 3| 3| 3| 3| 2| 1| 6| 3| 1| 3| 3| 3| 3| 0| | 1| 1| 1| 1| 1| 1| 9| 1| 9| 9| 1| 1| 1| 1| 2| 9| 6| 4| 2| 9| 2| 2| 2| 2| 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| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | __________________________________________________________________________| 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 | | Fibrosis | | Inflammation, Chronic Active | 2 3 2 4 2| Parasite External | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 4 2 3 4 4 4 4 4 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + M| Edema, Acute | 4 | Hemorrhage, Acute | 4 | Inflammation, Chronic Active | 1 | Alveolar Epithelium, Hyperplasia | 2 1 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + M| Inflammation, Suppurative | 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + M| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Atrophy | 4 | __________________________________________________________________________| Harderian Gland | + + + + + + + + + I + + + + + + + + + + + + + + M| Hyperplasia | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Glomerulosclerosis | 4 | Hydronephrosis | 2 | Infarct | | Necrosis, Coagulative | | Nephropathy, Chronic | 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 | __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Urethra | + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 6| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 7| 7| 7| 1| DAY ON TEST | 3| 3| 3| 3| 3| 3| 8| 3| 4| 0| 3| 3| 3| 3| 3| 2| 1| 6| 3| 1| 3| 3| 3| 3| 0| | 1| 1| 1| 1| 1| 1| 9| 1| 9| 9| 1| 1| 1| 1| 2| 9| 6| 4| 2| 9| 2| 2| 2| 2| 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| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | __________________________________________________________________________| Urinary Bladder | + + + + + + M + + + + + + + + + A + + + + + + + +| _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 5| 7| DAY ON TEST | 3| 3| 3| 6| 3| 0| 3| 2| 3| 3| 3| 6| 4| 3| 3| 2| 3| 3| 3| 4| 3| 3| 8| 3| 3| | 2| 2| 2| 5| 2| 0| 2| 4| 3| 3| 3| 6| 9| 3| 3| 0| 3| 3| 3| 2| 3| 3| 4| 0| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 0 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + A + + + + + + + A M M + M + + + A + M A A +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + M + + + + + + + + + + + A + + + + + + A + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Intestine Large, Colon | + + + M + + + + + + + + + + + A + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + M + + + + + A + + + + + + M + +| __________________________________________________________________________| Intestine Small | + + + A + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + A + M + + + + + + + + + A + + + + + + A + +| __________________________________________________________________________| Intestine Small, Ileum | + + + A + M + + + + + + + + + A + + + + + + A + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Small, Jejunum | + + + A + + + + + + + + + + + A + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 | Hepatodiaphragmatic Nodule | | Necrosis, Coagulative | 3 3 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | | Acinus, Hyperplasia | 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Stomach | + + + A + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + A + + + + + + + + + + + + + + + + + + + + +| Acanthosis, Focal | | Hyperkeratosis, Focal | | Hyperplasia, Focal | 2 | __________________________________________________________________________| Stomach, Glandular | + + + A + + + + + + + + + + + + + + + + + + + + +| Cyst | | Diverticulum | | Dysplasia | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 2 3 2 2 2| Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 5| 7| DAY ON TEST | 3| 3| 3| 6| 3| 0| 3| 2| 3| 3| 3| 6| 4| 3| 3| 2| 3| 3| 3| 4| 3| 3| 8| 3| 3| | 2| 2| 2| 5| 2| 0| 2| 4| 3| 3| 3| 6| 9| 3| 3| 0| 3| 3| 3| 2| 3| 3| 4| 0| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 0 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + M + + + M + M + + + + + + M M + + + + M + +| Cyst | X | __________________________________________________________________________| Pituitary Gland | + + + M + + + + + + + + + + + + + + + + + + M + +| Pars Distalis, Cyst | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicle, Cyst | X | Follicular Cell, Hyperplasia | 1 1 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | | __________________________________________________________________________| Preputial Gland | + + | Duct, Dilatation | 3 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Seminal Vesicle | + + + + + + + M + + + + M + + M + + + M + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Necrotizing | | Mineralization | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesenteric, Angiectasis | 2 2 3 2 | Mesenteric, Hematopoietic Cell | | Proliferation | 2 2 2 2 3 2 | Mesenteric, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 2 4 2 2 4 2 3 4 | __________________________________________________________________________| Thymus | + + + M + M + + + M + M M M M M + M + M + + M M +| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 5| 7| DAY ON TEST | 3| 3| 3| 6| 3| 0| 3| 2| 3| 3| 3| 6| 4| 3| 3| 2| 3| 3| 3| 4| 3| 3| 8| 3| 3| | 2| 2| 2| 5| 2| 0| 2| 4| 3| 3| 3| 6| 9| 3| 3| 0| 3| 3| 3| 2| 3| 3| 4| 0| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 0 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | __________________________________________________________________________| 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 | X | Fibrosis | 2 2 4 | Inflammation, Chronic Active | 3 2 2 2 | Parasite External | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 2 3 4 3 3 4 4 4 3 2 3 4 2 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema, Acute | | Hemorrhage, Acute | | Inflammation, Chronic Active | 3 | Alveolar Epithelium, Hyperplasia | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Atrophy | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Glomerulosclerosis | | Hydronephrosis | | Infarct | 2 | Necrosis, Coagulative | 2 | Nephropathy, Chronic | 1 1 1 1 1 1 1 1 1 1| __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Urethra | + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 6| 7| 7| 7| 7| 7| 6| 5| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 5| 7| DAY ON TEST | 3| 3| 3| 6| 3| 0| 3| 2| 3| 3| 3| 6| 4| 3| 3| 2| 3| 3| 3| 4| 3| 3| 8| 3| 3| | 2| 2| 2| 5| 2| 0| 2| 4| 3| 3| 3| 6| 9| 3| 3| 0| 3| 3| 3| 2| 3| 3| 4| 0| 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 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 0 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + A + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 49 | __________________________________________________________________________|____________| Gallbladder | | 36 | __________________________________________________________________________|____________| Intestine Large | | 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 46 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | | 47 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 45 | __________________________________________________________________________|____________| Intestine Small | | 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 44 | __________________________________________________________________________|____________| Intestine Small, Ileum | | 44 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | | 47 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Liver | | 49 | Hematopoietic Cell Proliferation | | 2 2.5| Hepatodiaphragmatic Nodule | | 1 | Necrosis, Coagulative | | 5 2.8| __________________________________________________________________________|____________| Mesentery | | 41 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Pancreas | | 48 | Acinus, Atrophy | | 1 1.0| Acinus, Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | | 49 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Stomach | | 47 | __________________________________________________________________________|____________| Stomach, Forestomach | | 47 | Acanthosis, Focal | | 2 1.0| Hyperkeratosis, Focal | | 1 2.0| Hyperplasia, Focal | | 2 3.0| __________________________________________________________________________|____________| Stomach, Glandular | | 47 | Cyst | | 1 | Diverticulum | | 1 2.0| Dysplasia | | 1 2.0| __________________________________________________________________________|____________| Tooth | | 50 | Dysplasia | | 8 2.1| Inflammation, Chronic Active | | 2 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 43 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 43 | __________________________________________________________________________|____________| Heart | | 49 | Cardiomyopathy, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 50 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 50 | Hyperplasia | | 5 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | | 48 | __________________________________________________________________________|____________| Parathyroid Gland | | 41 | Cyst | | 3 | __________________________________________________________________________|____________| Pituitary Gland | | 46 | Pars Distalis, Cyst | | 2 | __________________________________________________________________________|____________| Thyroid Gland | | 49 | Follicle, Cyst | | 1 | Follicular Cell, Hyperplasia | | 7 1.6| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 45 | __________________________________________________________________________|____________| Ductus Deferens | | 47 | __________________________________________________________________________|____________| Epididymis | | 50 | __________________________________________________________________________|____________| Penis | | 2 | __________________________________________________________________________|____________| Preputial Gland | | 6 | Duct, Dilatation | | 4 2.5| __________________________________________________________________________|____________| Prostate | | 48 | __________________________________________________________________________|____________| Seminal Vesicle | | 43 | __________________________________________________________________________|____________| Testes | | 50 | Inflammation, Necrotizing | | 1 1.0| Mineralization | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 50 | __________________________________________________________________________|____________| Lymph Node | | 50 | Mesenteric, Angiectasis | | 10 2.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 44 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mesenteric, Hematopoietic Cell | | | Proliferation | | 12 2.3| Mesenteric, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | | 48 | __________________________________________________________________________|____________| Spleen | | 49 | Hematopoietic Cell Proliferation | | 23 2.9| __________________________________________________________________________|____________| Thymus | | 27 | Cyst | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | 3 | __________________________________________________________________________|____________| Skin | | 50 | Alopecia | | 1 | Fibrosis | | 3 2.7| Inflammation, Chronic Active | | 9 2.4| Parasite External | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 50 | Joint, Tarsal, Metaplasia, Osseous | | 23 3.4| __________________________________________________________________________|____________| Skeletal Muscle | | 49 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 49 | __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 49 | Edema, Acute | | 1 4.0| Hemorrhage, Acute | | 1 4.0| Inflammation, Chronic Active | | 2 2.0| Alveolar Epithelium, Hyperplasia | | 6 1.8| __________________________________________________________________________|____________| Nose | | 49 | Inflammation, Suppurative | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | | 2 1.5| __________________________________________________________________________|____________| Trachea | | 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES 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 45 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 0 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Eye | | 1 | Atrophy | | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | | 48 | Hyperplasia | | 1 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 50 | Cyst | | 1 | Glomerulosclerosis | | 1 4.0| Hydronephrosis | | 1 2.0| Infarct | | 1 2.0| Necrosis, Coagulative | | 1 2.0| Nephropathy, Chronic | | 27 1.1| __________________________________________________________________________|____________| Ureter | | 41 | __________________________________________________________________________|____________| Urethra | | 23 | __________________________________________________________________________|____________| Urinary Bladder | | 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 46 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 2| 6| 7| 7| 7| 2| DAY ON TEST | 3| 3| 7| 3| 3| 0| 8| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 4| 2| 1| 3| 3| 3| 8| | 1| 1| 8| 1| 1| 9| 2| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 8| 5| 3| 2| 2| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + +| __________________________________________________________________________| Gallbladder | M + + + + + A A A| __________________________________________________________________________| Intestine Large | + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + M + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + A| __________________________________________________________________________| Intestine Small | A + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + +| Inflammation, Necrotizing | 4 | __________________________________________________________________________| Intestine Small, Ileum | A + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + +| Cyst | | Infarct | 4 | Inflammation, Chronic | | Inflammation, Necrotizing | 4 | Necrosis, Coagulative | 3 4 | Thrombosis | X | __________________________________________________________________________| Mesentery | + + + + + + + +| __________________________________________________________________________| Pancreas | + + + + + + + +| Inflammation, Chronic Active | 4 | Acinus, Atrophy | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 1 1 2 | Hyperkeratosis | | Hyperplasia, Focal | 4 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + +| __________________________________________________________________________| Tooth | + + + + + + + +| Dysplasia | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + +| Inflammation, Chronic Active | | Valve, Bacterium | X | Valve, Inflammation, Chronic Active | 4 | Valve, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + +| _____________________________________________________________________________________________________________________| Page 47 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 2| 6| 7| 7| 7| 2| DAY ON TEST | 3| 3| 7| 3| 3| 0| 8| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 4| 2| 1| 3| 3| 3| 8| | 1| 1| 8| 1| 1| 9| 2| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 8| 5| 3| 2| 2| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + M| __________________________________________________________________________| Parathyroid Gland | + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + +| __________________________________________________________________________| Thyroid Gland | + + + + + + + +| Follicle, Cyst | X | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + +| __________________________________________________________________________| Ductus Deferens | + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + +| __________________________________________________________________________| Penis | + + + +| Hemorrhage | 4 | __________________________________________________________________________| Preputial Gland | + + + + +| Inflammation, Chronic Active | 4 4 | Duct, Dilatation | 2| __________________________________________________________________________| Prostate | + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + +| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Testes | + + + + + + + +| Germinal Epithelium, Degeneration | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + +| Femoral, Hyperplasia | 4| __________________________________________________________________________| Lymph Node | + M + + + + + + +| Axillary, Hyperplasia, Plasma Cell | | Inguinal, Hyperplasia, Plasma Cell | | Lumbar, Hyperplasia, Plasma Cell | | Mesenteric, Angiectasis | 4 | Mesenteric, Cyst | | Mesenteric, Hematopoietic Cell | | Proliferation | | Mesenteric, Thrombosis | | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + +| Inflammation, Chronic Active | 2| __________________________________________________________________________| Spleen | + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 3 | _____________________________________________________________________________________________________________________| Page 48 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 2| 6| 7| 7| 7| 2| DAY ON TEST | 3| 3| 7| 3| 3| 0| 8| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 4| 2| 1| 3| 3| 3| 8| | 1| 1| 8| 1| 1| 9| 2| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 8| 5| 3| 2| 2| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Thymus | + + M + M M + M| Cyst | | Necrosis | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + +| Hyperkeratosis | | Inflammation, Chronic Active | 2 3| Metaplasia, Osseous | | Necrosis, Coagulative | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + +| Joint, Femur, Tibia, Metaplasia, | | Osseous | | Joint, Tarsal, Metaplasia, Osseous | 4 3 4 4 4 4 4 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + +| Compression | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + +| Leukocytosis | | __________________________________________________________________________| Nose | + + + + + + + +| Inflammation, Suppurative | 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 3 | __________________________________________________________________________| Trachea | + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Lens, Cataract | 4 | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + M + +| Hyperplasia | 4 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + +| Hydronephrosis | 2 2 | Infarct | 2 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 5| 6| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 2| 6| 7| 7| 7| 2| DAY ON TEST | 3| 3| 7| 3| 3| 0| 8| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 4| 2| 1| 3| 3| 3| 8| | 1| 1| 8| 1| 1| 9| 2| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 8| 5| 3| 2| 2| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Suppurative | | Mineralization | 1 | Nephropathy, Chronic | 1 | Artery, Necrosis, Fibrinoid | | __________________________________________________________________________| Ureter | + + + + + + + + +| Dilatation | | __________________________________________________________________________| Urethra | + + + + +| Inflammation, Suppurative | | __________________________________________________________________________| Urinary Bladder | + + + + + + + +| Dilatation | 4 4 4 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 4| 1| 0| 6| 6| 5| 5| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 0| 7| 6| 5| 7| 4| DAY ON TEST | 3| 0| 4| 0| 3| 6| 8| 4| 5| 3| 3| 3| 3| 3| 3| 3| 8| 6| 3| 0| 3| 7| 5| 3| 5| | 2| 5| 6| 2| 0| 7| 8| 9| 5| 3| 3| 3| 3| 3| 7| 3| 9| 2| 3| 3| 3| 5| 1| 3| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 250 MG/ | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | + + + + + + + + A + A + + | __________________________________________________________________________| Intestine Large | + A + + + + + + A + + + + | __________________________________________________________________________| Intestine Large, Cecum | + A + M + + + + A + A + + | __________________________________________________________________________| Intestine Large, Colon | + A + + + + + + A + + + + | Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + A + M + + + + A + + + + | __________________________________________________________________________| Intestine Small | + A + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + A + + + + | Inflammation, Necrotizing | | __________________________________________________________________________| Intestine Small, Ileum | + A + M + + + + A + A + + | __________________________________________________________________________| Intestine Small, Jejunum | + A + M + + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + | Cyst | X | Infarct | | Inflammation, Chronic | 2 | Inflammation, Necrotizing | 2 | Necrosis, Coagulative | 3 2 | Thrombosis | | __________________________________________________________________________| Mesentery | + + + + + + + + + + + | __________________________________________________________________________| Pancreas | + + + + + + + + A + + + + | Inflammation, Chronic Active | | Acinus, Atrophy | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + A + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + A + + + + + + + + | Acanthosis | 2 | Hyperkeratosis | 2 | Hyperplasia, Focal | 4 4 4 4 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + A + + + + | __________________________________________________________________________| Tooth | + + + + + + + + + + + + | Dysplasia | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + | Inflammation, Chronic Active | 1 | Valve, Bacterium | | Valve, Inflammation, Chronic Active | | Valve, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 4| 1| 0| 6| 6| 5| 5| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 0| 7| 6| 5| 7| 4| DAY ON TEST | 3| 0| 4| 0| 3| 6| 8| 4| 5| 3| 3| 3| 3| 3| 3| 3| 8| 6| 3| 0| 3| 7| 5| 3| 5| | 2| 5| 6| 2| 0| 7| 8| 9| 5| 3| 3| 3| 3| 3| 7| 3| 9| 2| 3| 3| 3| 5| 1| 3| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 250 MG/ | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + | Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + A + + + + | __________________________________________________________________________| Parathyroid Gland | + + + M + + + + M + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + + + + | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + | Follicle, Cyst | | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + | __________________________________________________________________________| Penis | | Hemorrhage | | __________________________________________________________________________| Preputial Gland | + | Inflammation, Chronic Active | | Duct, Dilatation | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + | Inflammation, Chronic Active | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + | Germinal Epithelium, Degeneration | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + | Femoral, Hyperplasia | 4 4 4 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + | Axillary, Hyperplasia, Plasma Cell | 3 | Inguinal, Hyperplasia, Plasma Cell | 3 | Lumbar, Hyperplasia, Plasma Cell | 4 | Mesenteric, Angiectasis | 2 3 3 3 2 | Mesenteric, Cyst | X | Mesenteric, Hematopoietic Cell | | Proliferation | 3 2 2 2 3 | Mesenteric, Thrombosis | X | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + | Inflammation, Chronic Active | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 4 3 2 3 3 4 4 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 4| 1| 0| 6| 6| 5| 5| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 0| 7| 6| 5| 7| 4| DAY ON TEST | 3| 0| 4| 0| 3| 6| 8| 4| 5| 3| 3| 3| 3| 3| 3| 3| 8| 6| 3| 0| 3| 7| 5| 3| 5| | 2| 5| 6| 2| 0| 7| 8| 9| 5| 3| 3| 3| 3| 3| 7| 3| 9| 2| 3| 3| 3| 5| 1| 3| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 250 MG/ | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Thymus | M + + + M + M + + M + M + | Cyst | X X | Necrosis | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + | Hyperkeratosis | 2 | Inflammation, Chronic Active | 3 3 4 4 | Metaplasia, Osseous | 3 | Necrosis, Coagulative | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + | Joint, Femur, Tibia, Metaplasia, | | Osseous | 4 | Joint, Tarsal, Metaplasia, Osseous | 4 4 4 4 4 4 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + | Compression | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + | Leukocytosis | X X | __________________________________________________________________________| Nose | + + + + + + + + + + + + + | Inflammation, Suppurative | | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Lens, Cataract | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + I + + | Hyperplasia | | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + | Hydronephrosis | 3 2 4 | Infarct | | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 6| 4| 1| 0| 6| 6| 5| 5| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 0| 7| 6| 5| 7| 4| DAY ON TEST | 3| 0| 4| 0| 3| 6| 8| 4| 5| 3| 3| 3| 3| 3| 3| 3| 8| 6| 3| 0| 3| 7| 5| 3| 5| | 2| 5| 6| 2| 0| 7| 8| 9| 5| 3| 3| 3| 3| 3| 7| 3| 9| 2| 3| 3| 3| 5| 1| 3| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 250 MG/ | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Inflammation, Suppurative | 2 | Mineralization | 2 | Nephropathy, Chronic | 2 2 1 | Artery, Necrosis, Fibrinoid | 3 | __________________________________________________________________________| Ureter | + + + + + + + + + + + + | Dilatation | 4 | __________________________________________________________________________| Urethra | + + + + + + + + + + | Inflammation, Suppurative | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + | Dilatation | 3 4 | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 0| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 21 | __________________________________________________________________________|____________| Gallbladder | | 16 | __________________________________________________________________________|____________| Intestine Large | | 19 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 15 | __________________________________________________________________________|____________| Intestine Large, Colon | | 19 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 16 | __________________________________________________________________________|____________| Intestine Small | | 20 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 18 | Inflammation, Necrotizing | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Ileum | | 16 | __________________________________________________________________________|____________| Intestine Small, Jejunum | | 19 | __________________________________________________________________________|____________| Liver | | 28 | Cyst | | 1 | Infarct | | 1 4.0| Inflammation, Chronic | | 1 2.0| Inflammation, Necrotizing | | 2 3.0| Necrosis, Coagulative | | 4 3.0| Thrombosis | | 1 | __________________________________________________________________________|____________| Mesentery | | 19 | __________________________________________________________________________|____________| Pancreas | | 20 | Inflammation, Chronic Active | | 1 4.0| Acinus, Atrophy | | 2 2.5| __________________________________________________________________________|____________| Salivary Glands | | 21 | __________________________________________________________________________|____________| Stomach | | 47 | __________________________________________________________________________|____________| Stomach, Forestomach | | 47 | Acanthosis | | 4 1.5| Hyperkeratosis | | 1 2.0| Hyperplasia, Focal | | 7 3.9| __________________________________________________________________________|____________| Stomach, Glandular | | 20 | __________________________________________________________________________|____________| Tooth | | 20 | Dysplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 21 | __________________________________________________________________________|____________| Heart | | 21 | Inflammation, Chronic Active | | 1 1.0| Valve, Bacterium | | 1 | Valve, Inflammation, Chronic Active | | 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 55 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 0| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Valve, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 21 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 21 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 21 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | | 19 | __________________________________________________________________________|____________| Parathyroid Gland | | 19 | __________________________________________________________________________|____________| Pituitary Gland | | 20 | __________________________________________________________________________|____________| Thyroid Gland | | 22 | Follicle, Cyst | | 1 | Follicular Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 20 | __________________________________________________________________________|____________| Ductus Deferens | | 20 | __________________________________________________________________________|____________| Epididymis | | 21 | __________________________________________________________________________|____________| Penis | | 4 | Hemorrhage | | 1 4.0| __________________________________________________________________________|____________| Preputial Gland | | 6 | Inflammation, Chronic Active | | 2 4.0| Duct, Dilatation | | 2 2.5| __________________________________________________________________________|____________| Prostate | | 21 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | | 20 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Testes | | 21 | Germinal Epithelium, Degeneration | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 21 | Femoral, Hyperplasia | | 5 4.0| __________________________________________________________________________|____________| Lymph Node | | 24 | Axillary, Hyperplasia, Plasma Cell | | 1 3.0| Inguinal, Hyperplasia, Plasma Cell | | 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 56 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 0| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Lumbar, Hyperplasia, Plasma Cell | | 1 4.0| Mesenteric, Angiectasis | | 6 2.8| Mesenteric, Cyst | | 1 | Mesenteric, Hematopoietic Cell | | | Proliferation | | 5 2.4| Mesenteric, Thrombosis | | 1 | __________________________________________________________________________|____________| Lymph Node, Mandibular | | 20 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Spleen | | 26 | Hematopoietic Cell Proliferation | | 10 3.2| __________________________________________________________________________|____________| Thymus | | 12 | Cyst | | 2 | Necrosis | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | | __________________________________________________________________________|____________| Skin | | 33 | Hyperkeratosis | | 1 2.0| Inflammation, Chronic Active | | 6 3.2| Metaplasia, Osseous | | 1 3.0| Necrosis, Coagulative | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 30 | Joint, Femur, Tibia, Metaplasia, | | | Osseous | | 1 4.0| Joint, Tarsal, Metaplasia, Osseous | | 15 3.9| __________________________________________________________________________|____________| Skeletal Muscle | | 21 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | | 21 | Compression | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 25 | Leukocytosis | | 2 | __________________________________________________________________________|____________| Nose | | 21 | Inflammation, Suppurative | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 57 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 0| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 0| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 9| 8| 8| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | 250 MG/ | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Suppurative | | 2 2.5| __________________________________________________________________________|____________| Trachea | | 21 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 1 | Lens, Cataract | | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | | 25 | Hyperplasia | | 1 4.0| Inflammation, Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 23 | Hydronephrosis | | 5 2.6| Infarct | | 1 2.0| Inflammation, Chronic Active | | 1 2.0| Inflammation, Suppurative | | 1 2.0| Mineralization | | 2 1.5| Nephropathy, Chronic | | 4 1.5| Artery, Necrosis, Fibrinoid | | 1 3.0| __________________________________________________________________________|____________| Ureter | | 21 | Dilatation | | 1 4.0| __________________________________________________________________________|____________| Urethra | | 15 | Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | | 21 | Dilatation | | 5 3.8| Inflammation, Chronic Active | | 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 58 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 6| 6| 6| 5| 6| 5| 7| 6| 6| 7| 7| 7| 6| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 6| 6| 6| 7| 4| 5| 3| 9| 9| 3| 3| 3| 8| 3| 3| 6| 6| 2| | 1| 1| 1| 1| 1| 0| 1| 8| 8| 8| 6| 6| 1| 1| 7| 5| 1| 1| 1| 8| 2| 2| 9| 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 | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + A + + + + + + + + + + + + + + + + A M M| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + A +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + A +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + A +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Rectum | + + M + + + + + + + + + + + + + + + + + + + + A A| Inflammation, Necrotizing | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + A +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + M + M A +| Inflammation, Necrotizing | | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + A A| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + A A| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | | Hematopoietic Cell Proliferation | 2 2 2 1 2 2 2 | Inflammation, Necrotizing | 2 | Leukocytosis | X | Necrosis, Coagulative | 2 3 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3| Thrombosis | X | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Acinus, Atrophy | 4 | Duct, Ectasia | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 1 1 2 3 2 1 2 1 2 2 2 2 1 2 | Cyst | | Hyperkeratosis | 1 1 2 3 2 1 2 1 1 2 2 2 2 1 1 2 | Hyperplasia, Focal | 4 4 3 4 2 | Inflammation, Chronic Active | 2 2 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 2 2 | Inflammation, Chronic Active | 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 59 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 6| 6| 6| 5| 6| 5| 7| 6| 6| 7| 7| 7| 6| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 6| 6| 6| 7| 4| 5| 3| 9| 9| 3| 3| 3| 8| 3| 3| 6| 6| 2| | 1| 1| 1| 1| 1| 0| 1| 8| 8| 8| 6| 6| 1| 1| 7| 5| 1| 1| 1| 8| 2| 2| 9| 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 | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X | Cyst | X X | Degeneration, Fatty | | Hematopoietic Cell Proliferation | | Hyperplasia | | Hypertrophy | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + M + + + + + + + + + + M + + + +| Cyst | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + I + + + + + M + + + M + + M + +| Pars Distalis, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicle, Cyst | X X | Follicular Cell, Hyperplasia | 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Epididymis | M M + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | __________________________________________________________________________| Preputial Gland | + + + | Inflammation, Chronic Active | 3 | Duct, Dilatation | 2 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + M + + + + + + + + +| Inflammation, Chronic Active | 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Seminiferous Tubule, Atrophy | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 4 4 4 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 6| 6| 6| 5| 6| 5| 7| 6| 6| 7| 7| 7| 6| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 6| 6| 6| 7| 4| 5| 3| 9| 9| 3| 3| 3| 8| 3| 3| 6| 6| 2| | 1| 1| 1| 1| 1| 0| 1| 8| 8| 8| 6| 6| 1| 1| 7| 5| 1| 1| 1| 8| 2| 2| 9| 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 | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Axillary, Hyperplasia, Plasma Cell | 2 | Mediastinal, Inflammation, | | Suppurative | 3 | Mesenteric, Angiectasis | 3 2 2 2 2 2 2 3 | Mesenteric, Hematopoietic Cell | | Proliferation | 3 3 3 3 2 2 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Hyperplasia, Plasma Cell | 2 2 | Pigmentation, Hemosiderin | 2 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 2 3 3 3 4 3 4 4 4 2 3 2 2 4 2| __________________________________________________________________________| Thymus | + M + + M + + M + M + M + + + + + + M M M + M M M| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + M + + + +| Alopecia | X X X | Fibrosis | | Inflammation, Chronic Active | 3 4 4 4 3 3 | Parasite External | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 3 2 3 3 4 4 3 3 3 4 4 3 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukocytosis | | Thrombosis | X| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + M + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 5| 7| 6| 6| 6| 5| 6| 5| 7| 6| 6| 7| 7| 7| 6| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 6| 6| 6| 7| 4| 5| 3| 9| 9| 3| 3| 3| 8| 3| 3| 6| 6| 2| | 1| 1| 1| 1| 1| 0| 1| 8| 8| 8| 6| 6| 1| 1| 7| 5| 1| 1| 1| 8| 2| 2| 9| 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 | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hydronephrosis | 2 | Infarct | | Inflammation, Suppurative | | Mineralization | 2 2 | Necrosis, Coagulative | 2 | Nephropathy, Chronic | 1 1 1 1 1 1 1 1 2 | __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Urethra | + + + + + + + + + + + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + A| Dilatation | 4 | Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| Page 62 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 1| 7| 7| 7| 7| 7| 7| 6| 7| 6| 4| DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 8| 3| 3| 3| 1| 0| 3| 2| 3| 2| 9| | 9| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 5| 4| 3| 8| 3| 3| 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + M + + + + + + M + + + A A + + + A M + + + A +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + M + + + + A A + + + A +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + A A + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + + + M + + + + + + + + M + + +| Inflammation, Necrotizing | 2| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + A + + + + A A + + + A +| Inflammation, Necrotizing | 4 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + M M + + + A A + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + A A + + + A A + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Fatty | 3 | Hematopoietic Cell Proliferation | 4 | Inflammation, Necrotizing | | Leukocytosis | X | Necrosis, Coagulative | | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 | Thrombosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + A + + + + + + + + + + +| Cyst | | Acinus, Atrophy | 1 | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 1 3 1 3 3| Cyst | 2 | Hyperkeratosis | 1 2 1 3 1 3 3| Hyperplasia, Focal | 4 4 3 3 4 3 | Inflammation, Chronic Active | 2 3| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 1 1 1 1 1 | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 3 | Inflammation, Chronic Active | 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 63 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 1| 7| 7| 7| 7| 7| 7| 6| 7| 6| 4| DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 8| 3| 3| 3| 1| 0| 3| 2| 3| 2| 9| | 9| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 5| 4| 3| 8| 3| 3| 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Cyst | | Degeneration, Fatty | 2 | Hematopoietic Cell Proliferation | 3 | Hyperplasia | 2 | Hypertrophy | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + M + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + M + + + + M + + + + + + M + + + + + + + + + + +| Cyst | X | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + + + M + + + + + M + + M + M +| Pars Distalis, Cyst | X | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicle, Cyst | | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Penis | | __________________________________________________________________________| Preputial Gland | | Inflammation, Chronic Active | | Duct, Dilatation | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + M| Inflammation, Chronic Active | 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + M + + + + + + + + + + M| Inflammation, Chronic Active | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Seminiferous Tubule, Atrophy | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + M + + + +| _____________________________________________________________________________________________________________________| Page 64 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 1| 7| 7| 7| 7| 7| 7| 6| 7| 6| 4| DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 8| 3| 3| 3| 1| 0| 3| 2| 3| 2| 9| | 9| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 5| 4| 3| 8| 3| 3| 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Axillary, Hyperplasia, Plasma Cell | | Mediastinal, Inflammation, | | Suppurative | | Mesenteric, Angiectasis | 2 2 3 2 3 3 3 4 2 | Mesenteric, Hematopoietic Cell | | Proliferation | 3 2 3 2 2 2 2 2 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + M + + + +| Hyperplasia, Lymphoid | 3 | Hyperplasia, Plasma Cell | 2 | Pigmentation, Hemosiderin | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 4 2 3 2 2 3 3| __________________________________________________________________________| Thymus | M M M M M + M M + M M + + + + M M + + M M M + + M| Cyst | X | _____________________________________________________________________________________________________________________| 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 | | Fibrosis | 3 2 | Inflammation, Chronic Active | 2 3 | Parasite External | X X X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 4 3 4 4 3 4 3 4 3 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukocytosis | X | Thrombosis | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 2| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + M +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 65 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 1| 7| 7| 7| 7| 7| 7| 6| 7| 6| 4| DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 8| 3| 3| 3| 1| 0| 3| 2| 3| 2| 9| | 9| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 2| 6| 3| 3| 3| 5| 4| 3| 8| 3| 3| 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 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 500 MG/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hydronephrosis | | Infarct | 2 | Inflammation, Suppurative | 2 | Mineralization | 2 | Necrosis, Coagulative | | Nephropathy, Chronic | 1 3 1 1 1 1 1 1 1 1 1 1 1 4 1 | __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Urethra | + + + + + + + + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + A + + + + + + + + + + +| Dilatation | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 66 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | 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| 6| 6| 6| 6| 6| | A | 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | | 50 | __________________________________________________________________________|____________| Gallbladder | | 39 | __________________________________________________________________________|____________| Intestine Large | | 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | | 45 | __________________________________________________________________________|____________| Intestine Large, Colon | | 47 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | | 44 | Inflammation, Necrotizing | | 1 2.0| __________________________________________________________________________|____________| Intestine Small | | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | | 43 | Inflammation, Necrotizing | | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Ileum | | 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | | 44 | __________________________________________________________________________|____________| Liver | | 50 | Degeneration, Fatty | | 1 3.0| Hematopoietic Cell Proliferation | | 8 2.1| Inflammation, Necrotizing | | 1 2.0| Leukocytosis | | 2 | Necrosis, Coagulative | | 2 2.5| __________________________________________________________________________|____________| Mesentery | | 48 | Inflammation, Chronic Active | | 2 3.0| Thrombosis | | 1 | __________________________________________________________________________|____________| Pancreas | | 49 | Cyst | | 1 | Acinus, Atrophy | | 2 2.5| Duct, Ectasia | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | | 50 | __________________________________________________________________________|____________| Stomach | | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | | 50 | Acanthosis | | 20 1.9| Cyst | | 1 2.0| Hyperkeratosis | | 23 1.7| Hyperplasia, Focal | | 11 3.5| Inflammation, Chronic Active | | 5 2.2| __________________________________________________________________________|____________| Stomach, Glandular | | 50 | Cyst | | 5 1.0| __________________________________________________________________________|____________| Tooth | | 50 | Dysplasia | | 3 2.3| Inflammation, Chronic Active | | 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 67 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | 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| 6| 6| 6| 6| 6| | A | 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 47 | __________________________________________________________________________|____________| Heart | | 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | | 50 | Accessory Adrenal Cortical Nodule | | 1 | Cyst | | 2 | Degeneration, Fatty | | 1 2.0| Hematopoietic Cell Proliferation | | 1 3.0| Hyperplasia | | 1 2.0| Hypertrophy | | 3 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | | 50 | Hyperplasia | | 4 1.5| __________________________________________________________________________|____________| Islets, Pancreatic | | 49 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | | 45 | Cyst | | 1 | __________________________________________________________________________|____________| Pituitary Gland | | 41 | Pars Distalis, Cyst | | 1 | __________________________________________________________________________|____________| Thyroid Gland | | 50 | Follicle, Cyst | | 2 | Follicular Cell, Hyperplasia | | 3 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 49 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Ductus Deferens | | 43 | __________________________________________________________________________|____________| Epididymis | | 47 | __________________________________________________________________________|____________| Penis | | 1 | __________________________________________________________________________|____________| Preputial Gland | | 3 | Inflammation, Chronic Active | | 1 3.0| Duct, Dilatation | | 2 2.0| __________________________________________________________________________|____________| Prostate | | 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 68 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | 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| 6| 6| 6| 6| 6| | A | 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Chronic Active | | 3 2.7| __________________________________________________________________________|____________| Seminal Vesicle | | 46 | Inflammation, Chronic Active | | 1 4.0| __________________________________________________________________________|____________| Testes | | 50 | Seminiferous Tubule, Atrophy | | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | | 50 | Femoral, Hyperplasia | | 6 4.0| __________________________________________________________________________|____________| Lymph Node | | 49 | Axillary, Hyperplasia, Plasma Cell | | 1 2.0| Mediastinal, Inflammation, | | | Suppurative | | 1 3.0| Mesenteric, Angiectasis | | 17 2.5| Mesenteric, Hematopoietic Cell | | | Proliferation | | 17 2.4| __________________________________________________________________________|____________| Lymph Node, Mandibular | | 49 | Hyperplasia, Lymphoid | | 1 3.0| Hyperplasia, Plasma Cell | | 3 2.0| Pigmentation, Hemosiderin | | 2 2.0| __________________________________________________________________________|____________| Spleen | | 50 | Hematopoietic Cell Proliferation | | 23 2.9| __________________________________________________________________________|____________| Thymus | | 24 | Cyst | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | | | __________________________________________________________________________|____________| Skin | | 49 | Alopecia | | 3 | Fibrosis | | 2 2.5| Inflammation, Chronic Active | | 8 3.3| Parasite External | | 3 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | | 50 | Joint, Tarsal, Metaplasia, Osseous | | 22 3.4| __________________________________________________________________________|____________| Skeletal Muscle | | 49 | _____________________________________________________________________________________________________________________| | NERVOUS 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 69 NTP Experiment-Test: 05038-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DIMETHOXANE Date: 05/05/97 Route: GAVAGE Time: 09:50:27 __________________________________________________________________________________________________________________________________ | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | | DAY ON TEST | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | 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| 6| 6| 6| 6| 6| | A | 500 MG/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Brain | | 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | | 50 | Leukocytosis | | 1 | Thrombosis | | 1 | __________________________________________________________________________|____________| Nose | | 50 | Nasolacrimal Duct, Inflammation, | | | Suppurative | | 2 2.0| __________________________________________________________________________|____________| Trachea | | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 48 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | | 50 | Cyst | | 1 | Hydronephrosis | | 1 2.0| Infarct | | 1 2.0| Inflammation, Suppurative | | 1 2.0| Mineralization | | 3 2.0| Necrosis, Coagulative | | 1 2.0| Nephropathy, Chronic | | 24 1.3| __________________________________________________________________________|____________| Ureter | | 43 | __________________________________________________________________________|____________| Urethra | | 29 | __________________________________________________________________________|____________| Urinary Bladder | | 48 | Dilatation | | 1 4.0| Inflammation, Chronic Active | | 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 70 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 652983-652983/652983 --multipart-boundary--