TDMS Study 05049-02 Pathology Tables
NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 Facility: Southern Research Institute Chemical CAS #: 62-73-7 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 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 + + + + + + + + +| Diverticulum | | Necrosis | 2 | __________________________________________________________________________| Gallbladder | + + + + + A + + + M A + + + + + + M M + M + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + M + + + + + + + + + + + + + +| Cecum, Hyperplasia, Lymphoid | 3 3 | __________________________________________________________________________| Intestine Small | + + + + + A + + + + + + + + + + + + + + + + + + +| Duodenum, Hyperplasia, Re Cell | 3 | Jejunum, Peyer's Patch, Hyperplasia, | | Mononuclear Cell | 3 | Mucosa, Ileum, Dysplasia | 3 | Submucosa, Ileum, Infiltration | | Cellular, Plasma Cell | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 2 3 4 3 | Inflammation, Chronic | 2 3 2 2 1 2 1 2 2 1 3 | Inflammation, Chronic Active | 2 2| Bile Duct, Cyst | | Hepatocyte, Cytoplasmic Alteration | | Hepatocyte, Karyomegaly | | Hepatocyte, Necrosis | 1 2 | Hepatocyte, Vacuolization Cytoplasmic| 2 2 | Kupffer Cell, Hyperplasia | 3 | Kupffer Cell, Pigmentation | 2 3 | __________________________________________________________________________| Mesentery | + + + + + + | Inflammation, Chronic | 2 | Inflammation, Suppurative | 2 3 | Artery, Hypertrophy | 3 | Artery, Inflammation, Chronic | 3 4 | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + + A + I + + + + + + + + + + + + + + + + +| Atrophy | 4 | Cytoplasmic Alteration | 2 | Hyperplasia, Focal | 2 | Infarct | 2 | Inflammation, Chronic | 2 2 4 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 2 3 | __________________________________________________________________________| Stomach | + + + + + A + + + + + + + + + + + + + + + + + + +| Forestomach, Cyst | X | Forestomach, Diverticulum | X | Forestomach, Erosion | 3 | Forestomach, Hyperplasia, Focal | 1 2 2 | Forestomach, Inflammation, Acute | 2 | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Forestomach, Inflammation, Chronic | | Glandular, Edema | | Glandular, Erosion | | Glandular, Inflammation, Chronic | 2 | Glandular, Inflammation, Suppurative | 3 | Glandular, Mineralization | 2 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Inflammation, Chronic, Multiple | 3 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Coronary Artery, Inflammation, | | Chronic | 3 | Coronary Artery, Media, Hypertrophy | 4 | Myocardium, Angiectasis | 2 | Myocardium, Fibrosis | 1 2 | Myocardium, Inflammation, Chronic | 2 2 | Myocardium, Inflammation, Suppurative| 4 | Pericardium, Inflammation, | | Suppurative | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2 3 | Cortex, Cyst | X | Cortex, Degeneration, Fatty | 3 | Cortex, Developmental Malformation | X | Cortex, Hyperplasia, Focal | | Medulla, Vacuolization Cytoplasmic | | Spindle Cell, Hyperplasia | 3 2 3 2 3 2 2 2 3 3 2 2 2 3 3 3 3 3 3 3 3 3| __________________________________________________________________________| Islets, Pancreatic | + + + + + A + I + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + A + + + + + + + + M + + + + + + + + + +| Cyst | X X | Ectopic Thymus | X | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + M + + + + + + M + + + + + + +| Angiectasis | 3 | Pars Distalis, Angiectasis | | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 2 3 2 2 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + A + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 3 2 | Inflammation, Suppurative | | Follicle, Dilatation | 4 2 3 | Follicular Cell, Hyperplasia | 3 2 2 2 | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 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 | | | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | Foreign Body | 4 4 | Inflammation, Suppurative | 4 4 | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + A + + + + + + + + + + + + + + M + + + +| Cyst | X X X X X X X X| Hemorrhage | 2 4 | Inflammation, Chronic | 4 | Inflammation, Suppurative | 4 4 4 4 4 | __________________________________________________________________________| Oviduct | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Hydrometra | | Hyperplasia, Cystic | 3 3 3 4 4 4 4 4 3 3 3 3 3 3 3 3 2 2 2 3 3 4| Hyperplasia, Cystic, Multiple | 4 | Hyperplasia, Glandular | 3 | Inflammation, Chronic | 3 | Inflammation, Suppurative | 3 3 4 3 | __________________________________________________________________________| Vagina | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | A + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 3 3 2 4 4 3 | Hyperplasia, Reticulum Cell | 2 | Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + M + + + + + + M + +| Iliac, Hematopoietic Cell | | Proliferation | | Iliac, Hyperplasia, Lymphoid | | Iliac, Hyperplasia, Plasma Cell | 2 | Inguinal, Hyperplasia, Lymphoid | 3 | Lymphatic, Mandibular, Ectasia | 3 | Mandibular, Hyperplasia, Lymphoid | 2 | Mandibular, Hyperplasia, Plasma Cell | 3 3 3| Mediastinal, Angiectasis | 3 | Mediastinal, Hematopoietic Cell | | Proliferation | | Mediastinal, Hyperplasia, Histiocytic| | Mesenteric, Angiectasis | 3 | Mesenteric, Atrophy | 3 | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 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 | | | | Mesenteric, Hematopoietic Cell | | Proliferation | 4 | Mesenteric, Hemorrhage | 4 2 2 2 | Mesenteric, Hyperplasia, Histiocytic | | Mesenteric, Hyperplasia, Lymphoid | 3 | Mesenteric, Hyperplasia, Plasma Cell | 3 | Mesenteric, Infiltration Cellular, | | Polymorphonuclear | | Mesenteric, Inflammation, | | Granulomatous | | Mesenteric, Lymphatic, Ectasia | 4 | Renal, Hematopoietic Cell | | Proliferation | | Renal, Hyperplasia, Lymphoid | | Renal, Hyperplasia, Plasma Cell | 2 3 3 | Renal, Inflammation, Suppurative | 4 | __________________________________________________________________________| Spleen | + + + + + M + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Granulocytic | 3 3 2 4 3 | Hematopoietic Cell Proliferation | | Erythrocytic | 2 2 3 3 3 | Hyperplasia, Lymphoid | 2 2 3 | __________________________________________________________________________| Thymus | + + + + M + + + + + + + + + + + + + M + + + + + M| Atrophy | | Cyst | X X | Hyperplasia, Lymphoid | 3 | Necrosis, Diffuse | 3 | Medulla, Hyperplasia, Mononuclear | | Cell | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| Hyperplasia, Cystic | 3 2 2 2 3 2 3| Hyperplasia, Lobular | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | | Inflammation, Chronic Active | 2 | Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 2 2 2 2 2 3 3 | Necrosis | 2 | Cranium, Hyperostosis | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Skeletal Muscle | + + + | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Cerebellum, Hemorrhage | | Cerebellum, Infiltration Cellular, | | Lymphocyte | 2 2 | Cerebrum, Hemorrhage | | Cerebrum, Infiltration Cellular, | | Lymphocyte | 2 | Thalamus, Hemorrhage | | Thalamus, Infiltration Cellular, | | Lymphocyte | 2 | Thalamus, Mineralization | 2 1 2 2 2 2 1 2 3 3 2 2 2 2 3 3 2| Vein, Adventitia, Infiltration | | Cellular, Lymphocyte | 2 | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + M + + + +| Infiltration Cellular, Lymphocyte | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Infiltration Cellular, Histiocyte | 3 | Inflammation, Chronic | 3 2 3 3 3 2 2 2 3 2 3 2 2 2 2 2 2 2| Inflammation, Suppurative | 3 2 | Interstitium, Edema | | Pleura, Inflammation, Suppurative | 2 3 3 | __________________________________________________________________________| Nose | + + + + + M + + + + M + + + + + + + + + + + + + +| Foreign Body | | Inflammation, Chronic | 3 2 2 | Inflammation, Chronic Active | 3 3 3 | Inflammation, Suppurative | 4 2 1 3 3 3 2 3 4 3 2 2 3 1 4 3| __________________________________________________________________________| Trachea | + + + + + A + + + + + + + + + + + + + + + + + + +| Foreign Body | 4 | Glands, Inflammation, Suppurative | 3| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | Infiltration Cellular, Lymphocyte | 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + A + + + + + + + + + + + + + + + + + + +| Casts | 1 1 2 1 2 2 1 | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 7| 7| 7| 0| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 0| 0| 3| 3| 3| 1| 6| 3| 3| 3| 3| 3| 3| 2| 3| 7| 1| 3| 3| 3| | 6| 2| 2| 2| 2| 7| 2| 2| 5| 5| 0| 8| 5| 5| 5| 5| 5| 5| 4| 1| 9| 1| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| VEHICLE | 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| CONTROL | 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 | | | | Cyst | | Glomerulosclerosis | | Infarct | | Inflammation, Chronic | 3 2 3 2 2 2 2 2 2 2 3 2 2 4 3 2| Inflammation, Suppurative | 4 | Metaplasia, Osseous | 2 | Artery, Inflammation, Chronic | 4 | Artery, Media, Hypertrophy | 4 | Renal Tubule, Atrophy | | Renal Tubule, Degeneration | 3 | Renal Tubule, Dilatation | | Renal Tubule, Regeneration | 2 1 3 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + I + + + + + I| Edema | 3 | Inflammation, Chronic | 2 2 3 2 2 3 3 3 2 3 | Inflammation, Suppurative | 2 | _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Diverticulum | X | 1 | Necrosis | | 1 2.0| __________________________________________________________________________|____________| Gallbladder | M + + + M A + M + M + + + + + M A + I + + M + M I| 33 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cecum, Hyperplasia, Lymphoid | | 2 3.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + M A + + + M + + + +| 46 | Duodenum, Hyperplasia, Re Cell | | 1 3.0| Jejunum, Peyer's Patch, Hyperplasia, | | | Mononuclear Cell | | 1 3.0| Mucosa, Ileum, Dysplasia | | 1 3.0| Submucosa, Ileum, Infiltration | | | Cellular, Plasma Cell | | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 2 | 8 2.9| Inflammation, Chronic | 2 2 2 1 | 15 1.9| Inflammation, Chronic Active | | 2 2.0| Bile Duct, Cyst | X | 1 | Hepatocyte, Cytoplasmic Alteration | 2 | 1 2.0| Hepatocyte, Karyomegaly | 2 | 1 2.0| Hepatocyte, Necrosis | 3 3 3 | 5 2.4| Hepatocyte, Vacuolization Cytoplasmic| 3 3 | 4 2.5| Kupffer Cell, Hyperplasia | 4 4 | 3 3.7| Kupffer Cell, Pigmentation | 3 | 3 2.7| __________________________________________________________________________|____________| Mesentery | + + + + + + + | 13 | Inflammation, Chronic | | 1 2.0| Inflammation, Suppurative | 4 3 3 | 5 3.0| Artery, Hypertrophy | | 1 3.0| Artery, Inflammation, Chronic | | 2 3.5| Fat, Necrosis, Focal | | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + M + + + + + + + +| 47 | Atrophy | 2 | 2 3.0| Cytoplasmic Alteration | | 1 2.0| Hyperplasia, Focal | | 1 2.0| Infarct | | 1 2.0| Inflammation, Chronic | 2 | 4 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + I + + + + + + +| 49 | Inflammation, Chronic | | 5 2.2| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 8 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Forestomach, Cyst | | 1 | Forestomach, Diverticulum | | 1 | Forestomach, Erosion | | 1 3.0| Forestomach, Hyperplasia, Focal | 1 2 2 | 6 1.7| Forestomach, Inflammation, Acute | | 1 2.0| Forestomach, Inflammation, Chronic | 2 | 1 2.0| Glandular, Edema | 3 | 1 3.0| Glandular, Erosion | 3 | 1 3.0| Glandular, Inflammation, Chronic | | 1 2.0| Glandular, Inflammation, Suppurative | 3 2 | 3 2.7| Glandular, Mineralization | 2 2 | 5 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Inflammation, Chronic, Multiple | | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Coronary Artery, Inflammation, | | | Chronic | 2 | 2 2.5| Coronary Artery, Media, Hypertrophy | | 1 4.0| Myocardium, Angiectasis | | 1 2.0| Myocardium, Fibrosis | 1 | 3 1.3| Myocardium, Inflammation, Chronic | | 2 2.0| Myocardium, Inflammation, Suppurative| 2 2 | 3 2.7| Pericardium, Inflammation, | | | Suppurative | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | | 2 2.5| Cortex, Cyst | | 1 | Cortex, Degeneration, Fatty | 3 2 2 | 4 2.5| Cortex, Developmental Malformation | | 1 | Cortex, Hyperplasia, Focal | 3 | 1 3.0| Medulla, Vacuolization Cytoplasmic | 2 | 1 2.0| Spindle Cell, Hyperplasia | 3 2 3 3 2 3 2 3 3 3 2 2 2 2 3 3 2 2| 40 2.6| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + A M + + + + + + + +| 46 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + M + + + + + + M + + + + + + +| 46 | Cyst | X | 3 | Ectopic Thymus | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 9 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | | | | | | __________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + + + + + + + + M + + + + + + + + +| 45 | Angiectasis | | 1 3.0| Pars Distalis, Angiectasis | 1 1 | 2 1.0| Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia | 1 2 3 2 1 1 1| 13 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Infiltration Cellular, Lymphocyte | | 2 2.5| Inflammation, Suppurative | 1 | 1 1.0| Follicle, Dilatation | 2 3 3 | 6 2.8| Follicular Cell, Hyperplasia | 2 | 5 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + + + + + | 7 | Foreign Body | 4 4 4 3 | 6 3.8| Inflammation, Suppurative | 4 4 4 3 | 6 3.8| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + M + + + + + M + + + + + + + +| 46 | Cyst | X X X X X X X X X X| 18 | Hemorrhage | 3 | 3 3.0| Inflammation, Chronic | | 1 4.0| Inflammation, Suppurative | 4 4 | 7 4.0| __________________________________________________________________________|____________| Oviduct | + | 1 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 3.0| Hydrometra | 3 | 1 3.0| Hyperplasia, Cystic | 3 4 4 2 3 3 3 3 3 2 3 2 2 3 3 2 3 4| 40 3.0| Hyperplasia, Cystic, Multiple | | 1 4.0| Hyperplasia, Glandular | | 1 3.0| Inflammation, Chronic | 3 | 2 3.0| Inflammation, Suppurative | 2 4 2 3 | 8 3.0| __________________________________________________________________________|____________| Vagina | + | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 3 3 3 3 4 | 14 3.1| Hyperplasia, Reticulum Cell | | 1 2.0| Myelofibrosis | | 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 10 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Iliac, Hematopoietic Cell | | | Proliferation | 3 | 1 3.0| Iliac, Hyperplasia, Lymphoid | 2 | 1 2.0| Iliac, Hyperplasia, Plasma Cell | | 1 2.0| Inguinal, Hyperplasia, Lymphoid | | 1 3.0| Lymphatic, Mandibular, Ectasia | | 1 3.0| Mandibular, Hyperplasia, Lymphoid | | 1 2.0| Mandibular, Hyperplasia, Plasma Cell | | 3 3.0| Mediastinal, Angiectasis | | 1 3.0| Mediastinal, Hematopoietic Cell | | | Proliferation | 3 | 1 3.0| Mediastinal, Hyperplasia, Histiocytic| 3 | 1 3.0| Mesenteric, Angiectasis | | 1 3.0| Mesenteric, Atrophy | | 1 3.0| Mesenteric, Hematopoietic Cell | | | Proliferation | 3 3 | 3 3.3| Mesenteric, Hemorrhage | 3 2 3 | 7 2.6| Mesenteric, Hyperplasia, Histiocytic | 3 | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | 3 | 2 3.0| Mesenteric, Hyperplasia, Plasma Cell | | 1 3.0| Mesenteric, Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Mesenteric, Inflammation, | | | Granulomatous | 2 | 1 2.0| Mesenteric, Lymphatic, Ectasia | | 1 4.0| Renal, Hematopoietic Cell | | | Proliferation | 3 | 1 3.0| Renal, Hyperplasia, Lymphoid | 2 | 1 2.0| Renal, Hyperplasia, Plasma Cell | 3 | 4 2.8| Renal, Inflammation, Suppurative | | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + A + + + + + + + +| 48 | Hematopoietic Cell Proliferation | | | Granulocytic | 4 4 3 | 8 3.3| Hematopoietic Cell Proliferation | | | Erythrocytic | 2 3 4 3 | 9 2.8| Hyperplasia, Lymphoid | 3 | 4 2.5| __________________________________________________________________________|____________| Thymus | + + + + + + + M + + + + + + I M M M + + + + M + +| 41 | Atrophy | 3 4 | 2 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 11 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | | | | | | Cyst | | 2 | Hyperplasia, Lymphoid | | 1 3.0| Necrosis, Diffuse | 3 | 2 3.0| Medulla, Hyperplasia, Mononuclear | | | Cell | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + M + + +| 48 | Hyperplasia, Cystic | 4 3 2 3 2 | 12 2.6| Hyperplasia, Lobular | 4 | 1 4.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | 2 | 1 2.0| Inflammation, Chronic Active | | 1 2.0| Ulcer | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 3 3 2 2 2 2 3 2 | 15 2.3| Necrosis | | 1 2.0| Cranium, Hyperostosis | 3 | 1 3.0| __________________________________________________________________________|____________| Skeletal Muscle | + | 4 | Inflammation, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cerebellum, Hemorrhage | 3 | 1 3.0| Cerebellum, Infiltration Cellular, | | | Lymphocyte | | 2 2.0| Cerebrum, Hemorrhage | 3 | 1 3.0| Cerebrum, Infiltration Cellular, | | | Lymphocyte | | 1 2.0| Thalamus, Hemorrhage | 3 | 1 3.0| Thalamus, Infiltration Cellular, | | | Lymphocyte | | 1 2.0| Thalamus, Mineralization | 2 3 2 3 3 2 2 | 24 2.2| Vein, Adventitia, Infiltration | | | Cellular, Lymphocyte | | 1 2.0| __________________________________________________________________________|____________| Peripheral Nerve | M M + + + M M I + + + + + + + M + + + + M M + + +| 41 | Infiltration Cellular, Lymphocyte | | 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 12 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 4 | 1 4.0| Infiltration Cellular, Histiocyte | 3 | 2 3.0| Inflammation, Chronic | 3 2 2 2 2 2| 24 2.3| Inflammation, Suppurative | | 2 2.5| Interstitium, Edema | 3 2 2 | 3 2.3| Pleura, Inflammation, Suppurative | 4 4 3 3 3 | 8 3.1| __________________________________________________________________________|____________| Nose | M + + + + M + + + + + + + + M M + + + + M + + + +| 43 | Foreign Body | 3 | 1 3.0| Inflammation, Chronic | 3 | 4 2.5| Inflammation, Chronic Active | | 3 3.0| Inflammation, Suppurative | 2 2 2 2 3 3 4 4 3 2| 26 2.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Foreign Body | 3 | 2 3.5| Glands, Inflammation, Suppurative | | 1 3.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + | 3 | Infiltration Cellular, Lymphocyte | | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Casts | 2 2 1 2 3 | 12 1.7| Cyst | X | 1 | Glomerulosclerosis | 2 | 1 2.0| Infarct | 3 | 1 3.0| Inflammation, Chronic | 3 2 2 2 3 2 2 1 3 2 2 2 1 2| 30 2.2| Inflammation, Suppurative | | 1 4.0| Metaplasia, Osseous | 2 | 2 2.0| Artery, Inflammation, Chronic | | 1 4.0| Artery, Media, Hypertrophy | | 1 4.0| Renal Tubule, Atrophy | 2 2 2 | 3 2.0| Renal Tubule, Degeneration | | 1 3.0| Renal Tubule, Dilatation | 2 | 1 2.0| Renal Tubule, Regeneration | 2 1 3 2 | 8 2.0| __________________________________________________________________________|____________| Urinary Bladder | + M + + + + + + M + + + + + + A A + + + + + + + +| 44 | Edema | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 13 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 0| 6| 6| 6| 7| 7| 7| 7| 7| 4| 0| 5| 5| 7| 6| 0| 4| 7| 7| 7| | DAY ON TEST | 0| 0| 3| 3| 0| 0| 2| 6| 9| 3| 3| 3| 3| 3| 2| 0| 6| 8| 0| 3| 0| 5| 0| 3| 3| | | 9| 1| 5| 5| 9| 9| 5| 9| 3| 5| 5| 5| 5| 5| 7| 9| 8| 2| 6| 3| 8| 2| 7| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation, Chronic | 2 3 3 3 3 2 3 3 3 | 19 2.6| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 14 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 6| 7| 7| 6| 6| 7| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 2| 2| 0| 0| 0| 3| 7| 2| 2| 2| 7| 0| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 4| 9| 9| 9| 9| 7| 4| 6| 9| 9| 3| 2| 8| 9| 9| 8| 9| 9| 9| 9| 4| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 40.0 | 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| MG/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 + + M + + + + + + + + +| Cyst | | Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| Cecum, Mucosa, Necrosis | 1 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + +| Duodenum, Amyloid Deposition | | Ileum, Amyloid Deposition | 4 | Jejunum, Amyloid Deposition | 2 | Jejunum, Peyer's Patch, Hyperplasia, | | Lymphoid | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Clear Cell Focus | X | Fibrosis | 3 | Hematopoietic Cell Proliferation | 2 3 3 | Infiltration Cellular, Mononuclear | | Cell | 3 | Inflammation, Chronic | 3 2 3 2 2 3 3 2 | Inflammation, Chronic Active | | Bile Duct, Cyst | | Hepatocyte, Cytoplasmic Alteration | 3 | Hepatocyte, Karyomegaly | 3 | Hepatocyte, Necrosis | 4 3 2 3 3 | Hepatocyte, Vacuolization Cytoplasmic| 3 2 2 2 | Kupffer Cell, Hyperplasia | 3 3 4 3 | __________________________________________________________________________| Mesentery | + + + + + | Inflammation, Suppurative | 4 | Fat, Inflammation, Chronic Active | 3 | Fat, Mineralization | 2 3 3 | Fat, Necrosis, Focal | 3 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + I + + + + + + + + + + + + + + + + +| Atrophy | | Cytoplasmic Alteration | 4 | Inflammation, Chronic | 2 | Acinus, Vacuolization Cytoplasmic | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 1 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Diverticulum | | Forestomach, Foreign Body | | Forestomach, Hyperplasia, Focal | 2 2 | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 6| 7| 7| 6| 6| 7| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 2| 2| 0| 0| 0| 3| 7| 2| 2| 2| 7| 0| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 4| 9| 9| 9| 9| 7| 4| 6| 9| 9| 3| 2| 8| 9| 9| 8| 9| 9| 9| 9| 4| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 40.0 | 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| MG/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 - cont | | | | Forestomach, Inflammation, Chronic | | Active | 2 | Forestomach, Inflammation, | | Suppurative | 4 | Glandular, Atrophy | 3 | Glandular, Inflammation, Suppurative | | Glandular, Metaplasia, Squamous | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Aorta, Mineralization | 2 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Endocardium, Inflammation, Chronic | | Active | 3 | Myocardium, Inflammation, Chronic | 2 | Myocardium, Inflammation, Chronic | | Active | 3 | Myocardium, Mineralization | 4 | Ventricle, Embolus Bacterial | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cortex, Degeneration, Fatty | | Cortex, Necrosis | 2 | Medulla, Angiectasis | | Spindle Cell, Hyperplasia | 3 3 3 3 3 2 2 3 2 3 2 2 3 3 3 3 3 2 3 3 3 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + I + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 2 | __________________________________________________________________________| Parathyroid Gland | + M M + + + M + + + M + + + + + M + + + M + + M +| __________________________________________________________________________| Pituitary Gland | M + + + + + + + + + + + + M + M + + + + + + + + +| Angiectasis | 3 2 2 | Pars Distalis, Angiectasis | 2 | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia | 3 3 2 3 3 1 2 1 | Pars Intermedia, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 2 | Follicle, Dilatation | 3 | Follicle, Hyperplasia | | Follicular Cell, Hyperplasia | 3 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 6| 7| 7| 6| 6| 7| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 2| 2| 0| 0| 0| 3| 7| 2| 2| 2| 7| 0| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 4| 9| 9| 9| 9| 7| 4| 6| 9| 9| 3| 2| 8| 9| 9| 8| 9| 9| 9| 9| 4| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 40.0 | 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| MG/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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | Angiectasis | 3 2 | Cyst | X X X X X X X X| Hemorrhage | 3 3 2 3| Inflammation, Suppurative | 4 4 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Hydrometra | | Hyperplasia, Cystic | 3 2 4 2 3 2 4 3 3 2 3 4 4 3 3 3 3 3 4 3 3 3| Hyperplasia, Glandular | 3 | Inflammation, Chronic | | Inflammation, Suppurative | 4 4 | Endometrium, Vacuolization | | Cytoplasmic | | Mucosa, Metaplasia, Squamous | | __________________________________________________________________________| Vagina | + | Hyperplasia, Squamous | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 4 | Hyperplasia, Reticulum Cell | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + M + +| Mandibular, Hyperplasia, Lymphoid | | Mandibular, Hyperplasia, Plasma Cell | | Mandibular, Necrosis, Diffuse | 2 | Mandibular, Pigmentation | 3 3 3 | Mediastinal, Hyperplasia, Histiocytic| 4 | Mesenteric, Angiectasis | 3 | Mesenteric, Hematopoietic Cell | | Proliferation | 2 | Mesenteric, Hemorrhage | 2 2 | Mesenteric, Hyperplasia, Histiocytic | 3 3 | Pancreatic, Hyperplasia, Lymphoid | 4 4 | Pancreatic, Necrosis | 4 | Renal, Hyperplasia, Lymphoid | 3 2 | Renal, Hyperplasia, Plasma Cell | 3 | __________________________________________________________________________| Lymph Node, Mandibular | M | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Granulocytic | 2 3 | Hematopoietic Cell Proliferation | | _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 6| 7| 7| 6| 6| 7| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 2| 2| 0| 0| 0| 3| 7| 2| 2| 2| 7| 0| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 4| 9| 9| 9| 9| 7| 4| 6| 9| 9| 3| 2| 8| 9| 9| 8| 9| 9| 9| 9| 4| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 40.0 | 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| MG/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 | | | | Erythrocytic | 4 2 3 4 3 | Hyperplasia, Lymphoid | 3 2 2 | Red Pulp, Pigmentation | 3 | __________________________________________________________________________| Thymus | + + + + + + M + + + + + + + + M + + + + + + + +| Atrophy | 3 4 | Cyst | X X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 3 2 3 3 1 1 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | | Exudate | | Inflammation, Suppurative | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 2 3 2 2 3 X | __________________________________________________________________________| Skeletal Muscle | + | Mineralization | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Cerebellum, Degeneration, Multifocal | 3 | Cerebellum, Hemorrhage | 3 | Hippocampus, Necrosis | 2 | Meninges, Infiltration Cellular, | | Lymphocyte | 2 | Meninges, Infiltration Cellular, | | Polymorphonuclear | 3 | Thalamus, Degeneration | 2 | Thalamus, Hemorrhage | 3 | Thalamus, Mineralization | 3 1 3 1 2 2 3 1 2 2 1| Ventricle, Hydrocephalus | | __________________________________________________________________________| Peripheral Nerve | + + + + M + M + + + + + + + + + + + + + M + + + +| Degeneration | | Infiltration Cellular, Lymphocyte | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | | Infiltration Cellular, Histiocyte | 1 | Inflammation, Chronic | 2 2 2 3 2 3 2 2| Inflammation, Suppurative | 4 | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 0| 6| 6| 7| 7| 6| 6| 7| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 2| 2| 0| 0| 0| 3| 7| 2| 2| 2| 7| 0| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 4| 9| 9| 9| 9| 7| 4| 6| 9| 9| 3| 2| 8| 9| 9| 8| 9| 9| 9| 9| 4| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 40.0 | 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| MG/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 | | | | Artery, Mineralization | 2 | Interstitium, Edema | 2 3 | __________________________________________________________________________| Nose | + + + + + M + + + + + + + + + M + + + + + + + + +| Foreign Body | 3 3 | Fungus | 3 | Hemorrhage | 2 | Inflammation, Suppurative | 2 3 4 3 3 4 3 2 4 4 3 4 3 3 4 3 4 3 4| Submucosa, Hyperplasia, Lymphoid | 3 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | Middle Ear, Inflammation, Suppurative| | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Casts | 1 3 1 2 1 | Inflammation, Chronic | 2 2 2 2 3 2 3 2 2 2 2| Inflammation, Suppurative | 1 | Metaplasia, Osseous | | Renal Tubule, Atrophy | 2 2 | Renal Tubule, Regeneration | 3 2 1 1 | __________________________________________________________________________| Ureter | + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 3 2 3 2 3 2 | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + M M + + + + + + + +| 45 | Cyst | X | 1 | Infiltration Cellular, Lymphocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cecum, Mucosa, Necrosis | | 1 1.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + A + + + + + + + +| 48 | Duodenum, Amyloid Deposition | 2 | 1 2.0| Ileum, Amyloid Deposition | 4 2 | 3 3.3| Jejunum, Amyloid Deposition | 2 | 2 2.0| Jejunum, Peyer's Patch, Hyperplasia, | | | Lymphoid | 4 4 | 3 3.3| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 4 | 1 4.0| Clear Cell Focus | | 1 | Fibrosis | | 1 3.0| Hematopoietic Cell Proliferation | | 3 2.7| Infiltration Cellular, Mononuclear | | | Cell | | 1 3.0| Inflammation, Chronic | 2 3 2 3 2 | 13 2.5| Inflammation, Chronic Active | 1 | 1 1.0| Bile Duct, Cyst | X | 1 | Hepatocyte, Cytoplasmic Alteration | | 1 3.0| Hepatocyte, Karyomegaly | | 1 3.0| Hepatocyte, Necrosis | | 5 3.0| Hepatocyte, Vacuolization Cytoplasmic| | 4 2.3| Kupffer Cell, Hyperplasia | | 4 3.3| __________________________________________________________________________|____________| Mesentery | + + | 7 | Inflammation, Suppurative | | 1 4.0| Fat, Inflammation, Chronic Active | | 1 3.0| Fat, Mineralization | | 3 2.7| Fat, Necrosis, Focal | 2 | 4 2.8| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 1 | 1 1.0| Cytoplasmic Alteration | | 1 4.0| Inflammation, Chronic | | 1 2.0| Acinus, Vacuolization Cytoplasmic | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 1 2 1 2 | 7 1.6| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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 - cont | | | | | | Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Diverticulum | X | 1 | Forestomach, Foreign Body | 2 | 1 2.0| Forestomach, Hyperplasia, Focal | 3 2 2 | 5 2.2| Forestomach, Inflammation, Chronic | | | Active | 2 | 2 2.0| Forestomach, Inflammation, | | | Suppurative | 2 | 2 3.0| Glandular, Atrophy | | 1 3.0| Glandular, Inflammation, Suppurative | 2 | 1 2.0| Glandular, Metaplasia, Squamous | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Aorta, Mineralization | | 1 2.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Endocardium, Inflammation, Chronic | | | Active | | 1 3.0| Myocardium, Inflammation, Chronic | | 1 2.0| Myocardium, Inflammation, Chronic | | | Active | | 1 3.0| Myocardium, Mineralization | | 1 4.0| Ventricle, Embolus Bacterial | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cortex, Degeneration, Fatty | 2 2 | 2 2.0| Cortex, Necrosis | | 1 2.0| Medulla, Angiectasis | 4 | 1 4.0| Spindle Cell, Hyperplasia | 2 3 3 3 2 3 3 2 2 2 2 2 2 2 3 2 3 2 2 2 3 2 3 2 3| 48 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 2 1 3 | 7 2.3| __________________________________________________________________________|____________| Parathyroid Gland | M + + + + + + + + + + + + + + + + + M + + + + + +| 41 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + M + M + + + + + + M + + + + +| 44 | Angiectasis | 2 2 2 | 6 2.2| Pars Distalis, Angiectasis | 1 | 2 1.5| Pars Distalis, Cyst | | 1 | Pars Distalis, Hyperplasia | 2 2 3 1 2 | 13 2.2| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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 | | | | | | Pars Intermedia, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Lymphocyte | 2 | 2 2.0| Follicle, Dilatation | 4 3 3 3 3 3 3 | 8 3.1| Follicle, Hyperplasia | 2 | 1 2.0| Follicular Cell, Hyperplasia | 2 2 3 2 | 6 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + M + + + + + + + + + + + + + + + +| 49 | Amyloid Deposition | 2 | 1 2.0| Angiectasis | | 2 2.5| Cyst | X X X X X X X X X X X | 19 | Hemorrhage | 4 3 2 | 7 2.9| Inflammation, Suppurative | | 2 4.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Hydrometra | 3 | 1 3.0| Hyperplasia, Cystic | 4 3 3 3 3 2 2 3 3 3 2 3 3 3 2 3 4 3 2 2 3 3 4| 45 3.0| Hyperplasia, Glandular | 2 | 2 2.5| Inflammation, Chronic | 3 | 1 3.0| Inflammation, Suppurative | 1 2 2 2 2 | 7 2.4| Endometrium, Vacuolization | | | Cytoplasmic | 3 | 1 3.0| Mucosa, Metaplasia, Squamous | 2 2 | 2 2.0| __________________________________________________________________________|____________| Vagina | | 1 | Hyperplasia, Squamous | | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 2 3.0| Hyperplasia, Reticulum Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mandibular, Hyperplasia, Lymphoid | 3 3 3 4 | 4 3.3| Mandibular, Hyperplasia, Plasma Cell | 4 | 1 4.0| Mandibular, Necrosis, Diffuse | | 1 2.0| Mandibular, Pigmentation | | 3 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 22 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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 | | | | | | Mediastinal, Hyperplasia, Histiocytic| | 1 4.0| Mesenteric, Angiectasis | | 1 3.0| Mesenteric, Hematopoietic Cell | | | Proliferation | | 1 2.0| Mesenteric, Hemorrhage | 2 2 | 4 2.0| Mesenteric, Hyperplasia, Histiocytic | | 2 3.0| Pancreatic, Hyperplasia, Lymphoid | | 2 4.0| Pancreatic, Necrosis | | 1 4.0| Renal, Hyperplasia, Lymphoid | | 2 2.5| Renal, Hyperplasia, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | | | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | | | Granulocytic | | 2 2.5| Hematopoietic Cell Proliferation | | | Erythrocytic | 3 4 | 7 3.3| Hyperplasia, Lymphoid | 3 3 3 3 | 7 2.7| Red Pulp, Pigmentation | | 1 3.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + M + + + + + M + + +| 45 | Atrophy | | 2 3.5| Cyst | X | 3 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Cystic | 1 2 3 | 9 2.1| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | 1 2 1 | 3 1.3| Exudate | 1 | 1 1.0| Inflammation, Suppurative | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 3 3 2 3 2 3 3 3 | 14 2.6| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | Mineralization | | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cerebellum, Degeneration, Multifocal | | 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 23 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | Cerebellum, Hemorrhage | | 1 3.0| Hippocampus, Necrosis | | 1 2.0| Meninges, Infiltration Cellular, | | | Lymphocyte | 2 | 2 2.0| Meninges, Infiltration Cellular, | | | Polymorphonuclear | | 1 3.0| Thalamus, Degeneration | | 1 2.0| Thalamus, Hemorrhage | | 1 3.0| Thalamus, Mineralization | 2 2 2 1 2 2 1| 18 1.8| Ventricle, Hydrocephalus | 3 | 1 3.0| __________________________________________________________________________|____________| Peripheral Nerve | + M + + + + + + + + + + + + + + + + + + + M + + +| 45 | Degeneration | 2 | 1 2.0| Infiltration Cellular, Lymphocyte | 2 | 2 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenomatosis | 2 | 1 2.0| Infiltration Cellular, Histiocyte | 3 | 2 2.0| Inflammation, Chronic | 2 2 2 2 2 2 4 2 3 2 2| 19 2.3| Inflammation, Suppurative | | 1 4.0| Artery, Mineralization | | 1 2.0| Interstitium, Edema | | 2 2.5| __________________________________________________________________________|____________| Nose | + + + + + + + + + + M + + + + + + + + + + + + + +| 47 | Foreign Body | | 2 3.0| Fungus | | 1 3.0| Hemorrhage | 3 3 | 3 2.7| Inflammation, Suppurative | 3 3 3 4 3 3 3 3 3 3 3 3 3 3| 33 3.2| Submucosa, Hyperplasia, Lymphoid | | 2 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + A + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + | 2 | Middle Ear, Inflammation, Suppurative| 2 4 | 2 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Casts | 1 1| 8 1.5| Inflammation, Chronic | 2 2 2 2 2 2 2 2 1 3 2 2 2 2 2| 26 2.1| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 24 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 4| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 2| 5| 3| 3| 3| 3| 3| 3| 3| 3| | | 4| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 0| 0| 0| 0| 0| 6| 0| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 40.0 | 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| L | MG/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 | | 1 1.0| Metaplasia, Osseous | 2 | 1 2.0| Renal Tubule, Atrophy | 2 2 2 | 5 2.0| Renal Tubule, Regeneration | 1 2 | 6 1.7| __________________________________________________________________________|____________| Ureter | | 1 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + A + + + + + + + +| 49 | Inflammation, Chronic | 2 2 2 2 | 13 2.2| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 25 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 0| 7| 7| 7| 7| 0| 4| 5| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 9| 3| 3| 3| 0| 3| 3| 3| 3| 0| 4| 5| 7| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 6| 9| 1| 1| 1| 7| 1| 1| 1| 1| 2| 2| 1| 5| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 20.0 | 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| MG/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 | + + + + + + + M + + + + + + + + + + + + + + + + M| Muscularis, Inflammation, Chronic | | __________________________________________________________________________| Gallbladder | A + + + + + I + + + + + A A + + + + M + + + + M +| Infiltration Cellular, Lymphocyte | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + A + + + + + + + + + + +| Jejunum, Fibrosis | 3 | Jejunum, Inflammation, Suppurative | | Jejunum, Necrosis | 3 | Jejunum, Peyer's Patch, Hyperplasia, | | Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Inflammation, Chronic | 2 | Inflammation, Chronic Active | 2 2 | Inflammation, Suppurative | | Hepatocyte, Karyomegaly | 3 | Hepatocyte, Necrosis | 2 1 1 1| Hepatocyte, Vacuolization Cytoplasmic| 2 2 | Kupffer Cell, Hyperplasia | 3 2 | __________________________________________________________________________| Mesentery | + + + | Inflammation, Chronic | 3 | Inflammation, Chronic Active | | Inflammation, Suppurative | 4 | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | M + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 1 2 2 2 | __________________________________________________________________________| Stomach | A + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Hyperplasia, Focal | 3 1 | Forestomach, Inflammation, Chronic | | Active | 3 | Forestomach, Mineralization | 2 | Forestomach, Mucosa, Hyperplasia, | | Focal | 3 | Glandular, Cyst | | Glandular, Hemorrhage | | Glandular, Metaplasia, Squamous | | Glandular, Mineralization | 2 | Glandular, Necrosis | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 0| 7| 7| 7| 7| 0| 4| 5| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 9| 3| 3| 3| 0| 3| 3| 3| 3| 0| 4| 5| 7| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 6| 9| 1| 1| 1| 7| 1| 1| 1| 1| 2| 2| 1| 5| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 20.0 | 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| MG/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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Inflammation, Chronic Active, | | Multiple | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Thrombosis | X | Artery, Mineralization | | Endocardium, Inflammation, | | Suppurative | | Myocardium, Inflammation, Chronic | | Active | 2 | Pericardium, Inflammation, Chronic | | Active | 3 | Valve, Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Cortex, Degeneration, Fatty | 2 | Cortex, Developmental Malformation | X| Cortex, Hyperplasia, Focal | 2 | Cortex, Necrosis | 2 | Cortex, Vacuolization Cytoplasmic | 2 | Spindle Cell, Hyperplasia | 3 2 3 2 3 2 2 2 3 2 2 3 3 3 2 2 2 2 2 2 2| __________________________________________________________________________| Islets, Pancreatic | M + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + M M + + + + + M M + + M + + + + + + + + + M +| Cyst | X | __________________________________________________________________________| Pituitary Gland | + + + M + + + + + + + + + + M + + + + + + + + + +| Angiectasis | 2 | Pars Distalis, Hyperplasia | 2 2 2 2| __________________________________________________________________________| Thyroid Gland | + + + M + + + + + + M + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 3 2 | Inflammation, Chronic Active | | Inflammation, Suppurative | 1 | Ultimobranchial Cyst | | Follicle, Dilatation | 3 3 3 3 3 2 | Follicular Cell, Hyperplasia | 2 2 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | Foreign Body | 2 2 | Hemorrhage | 4 | Inflammation, Chronic Active | 4 | Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 0| 7| 7| 7| 7| 0| 4| 5| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 9| 3| 3| 3| 0| 3| 3| 3| 3| 0| 4| 5| 7| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 6| 9| 1| 1| 1| 7| 1| 1| 1| 1| 2| 2| 1| 5| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 20.0 | 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| MG/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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Ovary | + + + + + + + + M + + + + + + + + + I + + + + + +| Cyst | X X X X X X | Hemorrhage | | Inflammation, Chronic Active | 3 | Inflammation, Suppurative | | Mineralization | 2 | __________________________________________________________________________| Oviduct | | Inflammation, Chronic | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hydrometra | | Hyperplasia, Cystic | 3 3 2 3 3 3 3 2 4 3 2 2 2 3 3 3 4 3 3 3 4 3| Inflammation, Suppurative | 3 2 1 2 | Endometrium, Edema | 2 | Mucosa, Metaplasia, Squamous | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 3 2 | Infiltration Cellular, Mononuclear | | Cell | | __________________________________________________________________________| Lymph Node | + + M + + + + + + + + + + + + + + + + + + + + + +| Bronchial, Inflammation, Suppurative | 2 | Iliac, Hyperplasia, Plasma Cell | | Mandibular, Hyperplasia, Histiocytic | | Mandibular, Hyperplasia, Lymphoid | | Mandibular, Hyperplasia, Plasma Cell | | Mandibular, Pigmentation | 2 | Mediastinal, Hematopoietic Cell | | Proliferation | | Mediastinal, Hemorrhage | 3 | Mediastinal, Hyperplasia, Histiocytic| | Mediastinal, Hyperplasia, Plasma Cell| | Mediastinal, Inflammation, | | Suppurative | 3 | Mesenteric, Hematopoietic Cell | | Proliferation | | Mesenteric, Hemorrhage | 3 | Mesenteric, Hyperplasia, Histiocytic | | Mesenteric, Hyperplasia, Lymphoid | 2 3 | Mesenteric, Hyperplasia, Plasma Cell | | Renal, Hyperplasia, Plasma Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 0| 7| 7| 7| 7| 0| 4| 5| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 9| 3| 3| 3| 0| 3| 3| 3| 3| 0| 4| 5| 7| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 6| 9| 1| 1| 1| 7| 1| 1| 1| 1| 2| 2| 1| 5| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 20.0 | 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| MG/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 | | | | Fibrosis | | Hematopoietic Cell Proliferation | | Granulocytic | 2 2 | Hematopoietic Cell Proliferation | | Erythrocytic | 2 2 2 2 | Hemorrhage | | Hyperplasia, Lymphoid | 3 3 | Hyperplasia, Megakaryocyte | | Necrosis | | __________________________________________________________________________| Thymus | M + + + + + + + + + + + + M + + + + + + + + + + +| Atrophy | 2 3 | Hyperplasia, Lymphoid | 3 | Mineralization | 3| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 1 | Inflammation, Granulomatous | 1 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 2 3 2 2 2 2 2 3| __________________________________________________________________________| Skeletal Muscle | + + | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Cerebellum, Hemorrhage | | Cerebrum, Hemorrhage | | Thalamus, Mineralization | 1 2 2 1 1 1 2 2 2 1 1 2 1 3 2 | Vein, Adventitia, Infiltration | | Cellular, Lymphocyte | | Ventricle, Mineralization | | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + M + + + + + + + + + + + + + + +| Degeneration | | Infiltration Cellular, Plasma Cell | 1 | Infiltration Cellular, Lymphocyte | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Bacterium | 4 | Infiltration Cellular, Histiocyte | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 0| 7| 7| 7| 7| 0| 4| 5| 5| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 9| 3| 3| 3| 0| 3| 3| 3| 3| 0| 4| 5| 7| 9| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 6| 9| 1| 1| 1| 7| 1| 1| 1| 1| 2| 2| 1| 5| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 20.0 | 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| MG/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 | | | | Inflammation, Chronic | 2 2 2 2 2 3 2 2 3 2 2 2 | Inflammation, Suppurative | 4 | Alveolar Epithelium, Hyperplasia | | Artery, Inflammation, Chronic Active | | Artery, Inflammation, Suppurative | 4 | Pleura, Inflammation, Chronic | | Pleura, Inflammation, Chronic Active | 3 | Pleura, Inflammation, Suppurative | 3 | __________________________________________________________________________| Nose | + + + + + M + + + + M M + + + + + + + + + + + + +| Foreign Body | 3 3 | Fungus | | Inflammation, Chronic | | Inflammation, Suppurative | 2 1 3 4 4 4 3 2 3 3 2 3 3| Mucosa, Atrophy | | Mucosa, Necrosis | | __________________________________________________________________________| Trachea | A + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Casts | 2 2 1 1 1 1 1 1 | Cyst | X | Glomerulosclerosis | | Hydronephrosis | | Infarct | 3 | Inflammation, Chronic | 3 2 1 1 2 2 2 3 2 3 2 2 | Inflammation, Suppurative | | Metaplasia, Osseous | 3 2 | Pigmentation | 3 | Glomerulus, Inflammation, Chronic | | Active | | Renal Tubule, Atrophy | | Renal Tubule, Mineralization | 1 | Renal Tubule, Regeneration | 1 1 | __________________________________________________________________________| Urinary Bladder | A + + M + + + + + + + + + A M + + + + + + M + + +| Inflammation, Chronic | 2 3 2 3 2 2 3| _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Muscularis, Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Gallbladder | + + + + + + + + M + + + + + + I + + + + + M + + +| 41 | Infiltration Cellular, Lymphocyte | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Jejunum, Fibrosis | | 1 3.0| Jejunum, Inflammation, Suppurative | 3 | 1 3.0| Jejunum, Necrosis | | 1 3.0| Jejunum, Peyer's Patch, Hyperplasia, | | | Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 4 4 2 4 | 5 3.4| Inflammation, Chronic | 2 2 1 2 | 5 1.8| Inflammation, Chronic Active | 3 | 3 2.3| Inflammation, Suppurative | 4 | 1 4.0| Hepatocyte, Karyomegaly | | 1 3.0| Hepatocyte, Necrosis | 3 1 4 2 | 8 1.9| Hepatocyte, Vacuolization Cytoplasmic| | 2 2.0| Kupffer Cell, Hyperplasia | 3 2 3 | 5 2.6| __________________________________________________________________________|____________| Mesentery | + + + + + + + | 10 | Inflammation, Chronic | 4 | 2 3.5| Inflammation, Chronic Active | 3 | 1 3.0| Inflammation, Suppurative | 4 | 2 4.0| Fat, Necrosis, Focal | 3 | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | 2 | 3 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 | 6 1.8| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Forestomach, Hyperplasia, Focal | 3 3 2 3| 6 2.5| Forestomach, Inflammation, Chronic | | | Active | 2 | 2 2.5| Forestomach, Mineralization | | 1 2.0| Forestomach, Mucosa, Hyperplasia, | | | Focal | | 1 3.0| Glandular, Cyst | X X | 2 | Glandular, Hemorrhage | 3 | 1 3.0| Glandular, Metaplasia, Squamous | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 31 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 - cont | | | | | | Glandular, Mineralization | | 1 2.0| Glandular, Necrosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Inflammation, Chronic Active, | | | Multiple | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Thrombosis | X | 2 | Artery, Mineralization | 3 | 1 3.0| Endocardium, Inflammation, | | | Suppurative | 2 | 1 2.0| Myocardium, Inflammation, Chronic | | | Active | 2 | 2 2.0| Pericardium, Inflammation, Chronic | | | Active | | 1 3.0| Valve, Inflammation, Suppurative | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | 3 3 | 2 3.0| Cortex, Degeneration, Fatty | 3 | 2 2.5| Cortex, Developmental Malformation | X X | 3 | Cortex, Hyperplasia, Focal | | 1 2.0| Cortex, Necrosis | | 1 2.0| Cortex, Vacuolization Cytoplasmic | | 1 2.0| Spindle Cell, Hyperplasia | 3 3 3 2 3 2 2 3 2 2 2 3 2 3 3 3 3 2 3 3 2 2| 43 2.4| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 43 | Cyst | X X| 3 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + + + + + + + + + + + + M + + M + + + + +| 45 | Angiectasis | 2 | 2 2.0| Pars Distalis, Hyperplasia | 1 3 1 2 2 3 2 | 11 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Infiltration Cellular, Lymphocyte | 3 2 | 4 2.5| Inflammation, Chronic Active | 2 | 1 2.0| Inflammation, Suppurative | | 1 1.0| Ultimobranchial Cyst | X | 1 | Follicle, Dilatation | 3 2| 8 2.8| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 32 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 | | | | | | Follicular Cell, Hyperplasia | 2 3 2 | 6 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | Foreign Body | | 2 2.0| Hemorrhage | | 1 4.0| Inflammation, Chronic Active | | 1 4.0| Inflammation, Suppurative | | 1 3.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + M + + + + + + + + + + + + + + + + + + +| 47 | Cyst | X X X X X X X X X X| 16 | Hemorrhage | 3| 1 3.0| Inflammation, Chronic Active | | 1 3.0| Inflammation, Suppurative | 4 4 4 4 4 | 5 4.0| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Oviduct | + | 1 | Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 | 1 2.0| Hydrometra | 2 | 1 2.0| Hyperplasia, Cystic | 3 3 3 4 3 2 2 2 2 3 2 2 2 3 2 2 4 2 2| 41 2.7| Inflammation, Suppurative | 3 3 2 4 3 2 3 2 2| 13 2.5| Endometrium, Edema | | 1 2.0| Mucosa, Metaplasia, Squamous | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 4 4 4 4 3 | 10 3.2| Infiltration Cellular, Mononuclear | | | Cell | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Bronchial, Inflammation, Suppurative | | 1 2.0| Iliac, Hyperplasia, Plasma Cell | 3 3 3 | 3 3.0| Mandibular, Hyperplasia, Histiocytic | 2 | 1 2.0| Mandibular, Hyperplasia, Lymphoid | 3 2 | 2 2.5| Mandibular, Hyperplasia, Plasma Cell | 2 | 1 2.0| Mandibular, Pigmentation | 3 | 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 33 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 | | | | | | Mediastinal, Hematopoietic Cell | | | Proliferation | 3 | 1 3.0| Mediastinal, Hemorrhage | | 1 3.0| Mediastinal, Hyperplasia, Histiocytic| 2 | 1 2.0| Mediastinal, Hyperplasia, Plasma Cell| 2 3 | 2 2.5| Mediastinal, Inflammation, | | | Suppurative | | 1 3.0| Mesenteric, Hematopoietic Cell | | | Proliferation | 4 3 | 2 3.5| Mesenteric, Hemorrhage | 2 2 2 2| 5 2.2| Mesenteric, Hyperplasia, Histiocytic | 4 | 1 4.0| Mesenteric, Hyperplasia, Lymphoid | 3 | 3 2.7| Mesenteric, Hyperplasia, Plasma Cell | 3 | 1 3.0| Renal, Hyperplasia, Plasma Cell | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + M + + + + + + + + +| 49 | Fibrosis | 2 | 1 2.0| Hematopoietic Cell Proliferation | | | Granulocytic | 3 3 4 3 3 2 | 8 2.8| Hematopoietic Cell Proliferation | | | Erythrocytic | 2 3 4 3 | 8 2.5| Hemorrhage | 3 | 1 3.0| Hyperplasia, Lymphoid | 3 3 | 4 3.0| Hyperplasia, Megakaryocyte | 3 | 1 3.0| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + M M + M + + + + + + + + M M + + + + + +| 43 | Atrophy | 3 2 | 4 2.5| Hyperplasia, Lymphoid | | 1 3.0| Mineralization | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + M + + + + + + + + + + M + + + + + + + +| 48 | Hyperplasia, Cystic | 2 2 2 2 2 1 | 7 1.9| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + M + + + + + + + + + +| 49 | Acanthosis | | 2 1.5| Inflammation, Granulomatous | | 1 1.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 3 2 3 2 2 3 2| 15 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 34 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skeletal Muscle | | 2 | Inflammation, Chronic Active | | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cerebellum, Hemorrhage | 3 | 1 3.0| Cerebrum, Hemorrhage | 3 | 1 3.0| Thalamus, Mineralization | 2 1 3 3 3 1 2 1 2 2 | 25 1.8| Vein, Adventitia, Infiltration | | | Cellular, Lymphocyte | 2 | 1 2.0| Ventricle, Mineralization | 1 | 1 1.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Degeneration | 2 | 1 2.0| Infiltration Cellular, Plasma Cell | | 1 1.0| Infiltration Cellular, Lymphocyte | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bacterium | | 1 4.0| Infiltration Cellular, Histiocyte | 1 2 | 2 1.5| Inflammation, Chronic | 2 2 2 2 2 | 17 2.1| Inflammation, Suppurative | | 1 4.0| Alveolar Epithelium, Hyperplasia | 3 | 1 3.0| Artery, Inflammation, Chronic Active | 3 | 1 3.0| Artery, Inflammation, Suppurative | | 1 4.0| Pleura, Inflammation, Chronic | 2 | 1 2.0| Pleura, Inflammation, Chronic Active | | 1 3.0| Pleura, Inflammation, Suppurative | 2 | 2 2.5| __________________________________________________________________________|____________| Nose | + + + + + + + + + + M + + + + M M + + + + + + + +| 44 | Foreign Body | 3 3 | 4 3.0| Fungus | 3 | 1 3.0| Inflammation, Chronic | 3| 1 3.0| Inflammation, Suppurative | 3 3 3 2 3 4 3 3 3 4 2 3 2 2 4 3| 29 2.9| Mucosa, Atrophy | 3| 1 3.0| Mucosa, Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 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 35 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| 0| 0| 6| 6| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 6| 0| 3| 3| 0| 3| 6| 3| 3| 0| 0| 3| 6| 3| 1| 5| 3| 3| 3| | | 9| 1| 1| 1| 1| 8| 9| 3| 1| 1| 1| 2| 7| 1| 2| 4| 6| 8| 7| 2| 1| 6| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Casts | 1 2 | 10 1.3| Cyst | X | 2 | Glomerulosclerosis | 2 2 | 2 2.0| Hydronephrosis | 2 | 1 2.0| Infarct | 2 | 2 2.5| Inflammation, Chronic | 2 2 2 3 3 2 2 2 2 2 2 2 | 24 2.1| Inflammation, Suppurative | 3 2 | 2 2.5| Metaplasia, Osseous | 2 | 3 2.3| Pigmentation | | 1 3.0| Glomerulus, Inflammation, Chronic | | | Active | 2 | 1 2.0| Renal Tubule, Atrophy | 2| 1 2.0| Renal Tubule, Mineralization | 2 | 2 1.5| Renal Tubule, Regeneration | 3 2 2 | 5 1.8| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 45 | Inflammation, Chronic | 2 2 2 3 2 2 | 13 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 36 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + M + M + M + + + + I + A + + M + + M + +| Concretion | X | Hemorrhage | 3 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Intestine Large | + + + + + A + + + + + + + + + + + + + + + + + + +| Cecum, Hyperplasia, Lymphoid | 3 3 | Cecum, Mucosa, Fibrosis | 2 | __________________________________________________________________________| Intestine Small | + + + + + A + + + + + + + + + + + + + + + + + + +| Ileum, Peyer's Patch, Hyperplasia, | | Lymphoid | 2 3 2 | Mucosa, Ileum, Dysplasia | 3| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | 2 | Clear Cell Focus | | Hematopoietic Cell Proliferation | | Inflammation, Chronic | 3 | Hepatocyte, Anisokaryosis | | Hepatocyte, Cytomegaly | 2 | Hepatocyte, Karyomegaly | | Hepatocyte, Necrosis | 4 3 | Hepatocyte, Vacuolization Cytoplasmic| 3 2 3 3 2 | Kupffer Cell, Hyperplasia | 3 3 | Kupffer Cell, Pigmentation | 3 3 | __________________________________________________________________________| Mesentery | + + + + | Inflammation, Suppurative | 3 | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Atypia Cellular, Focal | | Inflammation, Chronic | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 2 2 1 3 2 2| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Cyst | | Forestomach, Hyperplasia | 3 2 2 3 | Forestomach, Inflammation, Chronic | 3 2 | Forestomach, Inflammation, Chronic | | Active | 3 | Forestomach, Mineralization | 2 | Forestomach, Ulcer | 2 3 | Forestomach, Mucosa, Hyperplasia | 2 | Glandular, Cyst | | Glandular, Dysplasia | 2 | _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Glandular, Inflammation, Chronic | | Active | | Glandular, Inflammation, Suppurative | 2 | Glandular, Metaplasia, Squamous | | Glandular, Mineralization | 2 | __________________________________________________________________________| Tooth | + + + + | Developmental Malformation | X X X | Peridontal Tissue, Fibrosis | | Peridontal Tissue, Inflammation, | | Chronic Active | 3 | Peridontal Tissue, Inflammation, | | Suppurative | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Inflammation, Chronic Active | 3 | Aorta, Embolus Bacterial | | Aorta, Inflammation, Chronic Active | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | | Thrombosis | | Coronary Artery, Inflammation, | | Suppurative | | Coronary Artery, Necrosis, Fibrinoid | | Endocardium, Inflammation, Chronic | | Epicardium, Fibrosis | | Epicardium, Inflammation, Chronic | | Myocardium, Fibrosis | | Myocardium, Inflammation, Chronic | | Myocardium, Inflammation, Suppurative| | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | X | Cortex, Hyperplasia, Focal | 2| Cortex, Hyperplasia | 2 | Cortex, Infiltration Cellular, | | Lymphocyte | 2 | Medulla, Hyperplasia | | Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | | Hyperplasia | 2 2 3 2 3 3 4 3| __________________________________________________________________________| Parathyroid Gland | + M + M I + + + M M M M M M + + + + + M M + M M M| _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 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 | | | | Infiltration Cellular, Lymphocyte | | __________________________________________________________________________| Pituitary Gland | + + + M + M + M + + + + + M M + M M + + + I + + +| Pars Distalis, Cyst | X X | __________________________________________________________________________| Thyroid Gland | + M + M + + + + + + M + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 1| Follicle, Crystals | 2| Follicle, Dilatation | 2 | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Foreign Body | | Hemorrhage | 4 | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + M| Dilatation | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | __________________________________________________________________________| Preputial Gland | + + + + + + + + | Ectasia | 4 3 3 3 4 | Inflammation, Chronic | 1 4 3 2 | Inflammation, Chronic Active | 4 | Inflammation, Suppurative | 3 3 | __________________________________________________________________________| Prostate | + + + + M + + + + + + + + + + + M + + + + + + + +| Inflammation, Chronic | 3 3 2 | Inflammation, Suppurative | 4 3 3 3 | __________________________________________________________________________| Seminal Vesicle | A + + + + + | Amyloid Deposition | 3 | Dilatation | 3 | Fibrosis | 3 3 | Inflammation, Chronic | 4 | Inflammation, Suppurative | 3 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Artery, Mineralization | 2 | Seminiferous Tubule, Atrophy | 3 | Seminiferous Tubule, Mineralization | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hyperplasia, Histiocytic | 2 | _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia | 4 3 3 2 3 2| Pigmentation | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + M + + + + + + + + M M + + + + +| Iliac, Hyperplasia, Plasma Cell | 4 | Inguinal, Fibrosis | 2 | Inguinal, Hyperplasia, Histiocytic | 4 | Mandibular, Hyperplasia, Plasma Cell | | Mesenteric, Atrophy | 4 | Mesenteric, Hematopoietic Cell | | Proliferation | | Mesenteric, Hemorrhage | 2 2 2 2 3 2 2 2 3 | Mesenteric, Hyperplasia, Histiocytic | | Mesenteric, Hyperplasia, Lymphoid | 3| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + M + + + + + + +| Hematopoietic Cell Proliferation | | Granulocytic | | Hematopoietic Cell Proliferation | | Erythrocytic | 3 2 3 2 2| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Thymus | + + 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| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 3 2 2 2 | Exudate | 2 | Fibrosis | 3 | Inflammation, Chronic | 3 | Inflammation, Chronic Active | | Inflammation, Chronic Active, | | Multiple | 2 | Inflammation, Suppurative | | Ulcer | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | Proliferation | | __________________________________________________________________________| Skeletal Muscle | + + + | Inflammation, Chronic | | Inflammation, Chronic Active | 3 | Inflammation, Suppurative | 3 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Thalamus, Mineralization | 2 3 1 2 1 3 3 2 2 2 1 3| Venule, Infiltration Cellular, | | Lymphocyte | | __________________________________________________________________________| Peripheral Nerve | + + + + + M M M I I M + + + + + + + M M M + + + +| Inflammation, Chronic | 2 | Inflammation, Subacute | 1| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Histiocyte | 2 2 3 | Inflammation, Chronic | 2 2 2 2 2 2 3 2 2 2 2 | Inflammation, Suppurative | | Thrombosis | X | Alveolar Epithelium, Hyperplasia | | Artery, Mineralization | 2 | Interstitium, Edema | 2 2 2 | Pleura, Inflammation, Suppurative | | __________________________________________________________________________| Nose | + + + + + M M + + + M + + + + + + + + + + + + + +| Inflammation, Chronic | | Inflammation, Suppurative | 3 3 1 2 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | Inflammation, Chronic | | __________________________________________________________________________| Lacrimal Gland | M | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | Bacterium | | Calculus Micro Observation Only | 2 | Casts | 2 4 3 | Cyst | | Infarct | | Inflammation, Chronic | 2 2 1 3 3 4 2 3 2 3 2 | Inflammation, Suppurative | 4 2 | Metaplasia, Osseous | | Renal Tubule, Atrophy | 4 | Renal Tubule, Degeneration | 3 | Renal Tubule, Dilatation | 3 3 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 0| 2| 5| 7| 7| 1| 6| 6| 7| 7| 4| 5| 5| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 7| 1| 7| 3| 3| 0| 3| 9| 3| 3| 0| 2| 4| 3| 3| 9| 3| 3| 3| 3| | 0| 2| 2| 2| 2| 0| 2| 9| 2| 2| 5| 4| 0| 2| 2| 2| 7| 1| 2| 2| 4| 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 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| VEHICLE | 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| CONTROL | 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 | | | | Renal Tubule, Mineralization | 1 | Renal Tubule, Regeneration | 1 1 1 2 1 1 1 3 2 3 1 1| Renal Tubule, Vacuolization | | Cytoplasmic | | __________________________________________________________________________| Urethra | + + | Angiectasis | 4 | Inflammation, Chronic Active | 3 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Calculus Gross Observation | X | Inflammation, Chronic | 4 4 | Inflammation, Chronic Active | 3 | Inflammation, Suppurative | 3 | Mucosa, Hyperplasia | 3 4 | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + M + + + + M + + + A + + + + + + + + + + + + + +| 40 | Concretion | X | 2 | Hemorrhage | | 1 3.0| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cecum, Hyperplasia, Lymphoid | | 2 3.0| Cecum, Mucosa, Fibrosis | | 1 2.0| __________________________________________________________________________|____________| Intestine Small | A + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Ileum, Peyer's Patch, Hyperplasia, | | | Lymphoid | | 3 2.3| Mucosa, Ileum, Dysplasia | | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Amyloid Deposition | | 1 2.0| Clear Cell Focus | X X | 2 | Hematopoietic Cell Proliferation | 2 2 4 | 3 2.7| Inflammation, Chronic | 3 | 2 3.0| Hepatocyte, Anisokaryosis | 3 | 1 3.0| Hepatocyte, Cytomegaly | 2 | 2 2.0| Hepatocyte, Karyomegaly | 3 3 2 | 3 2.7| Hepatocyte, Necrosis | 4 | 3 3.7| Hepatocyte, Vacuolization Cytoplasmic| 1 2 | 7 2.3| Kupffer Cell, Hyperplasia | 3 | 3 3.0| Kupffer Cell, Pigmentation | 3 | 3 3.0| __________________________________________________________________________|____________| Mesentery | + | 5 | Inflammation, Suppurative | | 1 3.0| Fat, Necrosis, Focal | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| Atypia Cellular, Focal | 2 | 1 2.0| Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 3 3 2 | 13 2.2| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Cyst | X | 1 | Forestomach, Hyperplasia | 1 2 3 3 3 2 | 10 2.4| Forestomach, Inflammation, Chronic | 2 | 3 2.3| Forestomach, Inflammation, Chronic | | | Active | 2 3 3 | 4 2.8| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 43 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Forestomach, Mineralization | | 1 2.0| Forestomach, Ulcer | | 2 2.5| Forestomach, Mucosa, Hyperplasia | | 1 2.0| Glandular, Cyst | X | 1 | Glandular, Dysplasia | 3 | 2 2.5| Glandular, Inflammation, Chronic | | | Active | 2 | 1 2.0| Glandular, Inflammation, Suppurative | 2 2 | 3 2.0| Glandular, Metaplasia, Squamous | 2 | 1 2.0| Glandular, Mineralization | 2 | 2 2.0| __________________________________________________________________________|____________| Tooth | + + + | 7 | Developmental Malformation | X | 4 | Peridontal Tissue, Fibrosis | 3 | 1 3.0| Peridontal Tissue, Inflammation, | | | Chronic Active | 3 | 2 3.0| Peridontal Tissue, Inflammation, | | | Suppurative | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + | 3 | Inflammation, Chronic Active | | 1 3.0| Aorta, Embolus Bacterial | X X | 2 | Aorta, Inflammation, Chronic Active | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Embolus Bacterial | X | 1 | Thrombosis | 4| 1 4.0| Coronary Artery, Inflammation, | | | Suppurative | 4 | 1 4.0| Coronary Artery, Necrosis, Fibrinoid | 4 | 1 4.0| Endocardium, Inflammation, Chronic | 3 | 1 3.0| Epicardium, Fibrosis | 2 | 1 2.0| Epicardium, Inflammation, Chronic | 1 | 1 1.0| Myocardium, Fibrosis | 2 | 1 2.0| Myocardium, Inflammation, Chronic | 3 | 1 3.0| Myocardium, Inflammation, Suppurative| 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + M + + + + + + + + + + + + M + +| 48 | Developmental Malformation | | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 44 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | | | | | | Cortex, Hyperplasia, Focal | 2 | 2 2.0| Cortex, Hyperplasia | | 1 2.0| Cortex, Infiltration Cellular, | | | Lymphocyte | | 1 2.0| Medulla, Hyperplasia | 3 2 | 2 2.5| Spindle Cell, Hyperplasia | 3 2 2 2 2 2 2 2 2 2 2 2 2 | 27 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia | 2 | 1 2.0| Hyperplasia | 2 3 3 3 2 3 2| 15 2.7| __________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + M + + M M M I + + + + + + + + M M| 28 | Infiltration Cellular, Lymphocyte | 3 | 1 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + M + + + + + + + + + + + + + M + + + +| 40 | Pars Distalis, Cyst | X | 3 | __________________________________________________________________________|____________| Thyroid Gland | + + I + + + + + + + + + + + + + + + + + + + + + I| 45 | Infiltration Cellular, Lymphocyte | | 1 1.0| Follicle, Crystals | | 1 2.0| Follicle, Dilatation | 3 3 3 3 | 5 2.8| Follicular Cell, Hyperplasia | 2 2 2 | 4 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 2 | Foreign Body | 2 | 1 2.0| Hemorrhage | | 1 4.0| Inflammation, Suppurative | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + | 2 | Dilatation | 4 | 1 4.0| __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + M + + + +| 20 | Ectasia | 4 4 3 3 4 3 3 3 4 | 14 3.4| Inflammation, Chronic | 2 3 2 3 2 4 | 10 2.6| Inflammation, Chronic Active | | 1 4.0| Inflammation, Suppurative | 3 3 2 4 3 4 4| 9 3.2| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + M + + + + + + +| 47 | Inflammation, Chronic | 2 2 2 2 | 7 2.3| Inflammation, Suppurative | | 4 3.3| __________________________________________________________________________|____________| Seminal Vesicle | | 5 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 45 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Amyloid Deposition | | 1 3.0| Dilatation | | 1 3.0| Fibrosis | | 2 3.0| Inflammation, Chronic | | 1 4.0| Inflammation, Suppurative | | 2 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Artery, Mineralization | | 1 2.0| Seminiferous Tubule, Atrophy | 3 1| 3 2.3| Seminiferous Tubule, Mineralization | 2 2 1 2| 4 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 3.0| Hyperplasia, Histiocytic | | 1 2.0| Hyperplasia | 2 2 4 | 9 2.8| Pigmentation | | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Iliac, Hyperplasia, Plasma Cell | | 1 4.0| Inguinal, Fibrosis | | 1 2.0| Inguinal, Hyperplasia, Histiocytic | 2 | 2 3.0| Mandibular, Hyperplasia, Plasma Cell | 3 | 1 3.0| Mesenteric, Atrophy | | 1 4.0| Mesenteric, Hematopoietic Cell | | | Proliferation | 2 2 3 3 | 4 2.5| Mesenteric, Hemorrhage | 3 3 3 3 2 2 3 2 3 3| 19 2.5| Mesenteric, Hyperplasia, Histiocytic | 3 | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | | | Granulocytic | 4 3 | 2 3.5| Hematopoietic Cell Proliferation | | | Erythrocytic | 3 2 3 2 2| 10 2.4| Hyperplasia, Lymphoid | 3 | 2 2.5| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M + + M M + + + + + M + + M| 35 | Cyst | X X | 3 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 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 | | | | | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | 2 3 2 2 3 2 3| 12 2.3| Exudate | | 1 2.0| Fibrosis | 2 2 | 3 2.3| Inflammation, Chronic | 2 3 2 | 4 2.5| Inflammation, Chronic Active | 3 | 1 3.0| Inflammation, Chronic Active, | | | Multiple | | 1 2.0| Inflammation, Suppurative | 3 | 1 3.0| Ulcer | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 3| 1 3.0| Proliferation | 3| 1 3.0| __________________________________________________________________________|____________| Skeletal Muscle | + + | 5 | Inflammation, Chronic | 2 2 | 2 2.0| Inflammation, Chronic Active | | 1 3.0| Inflammation, Suppurative | | 2 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Thalamus, Mineralization | 1 1 2 2 2 2 2 2| 20 2.0| Venule, Infiltration Cellular, | | | Lymphocyte | 1 | 1 1.0| __________________________________________________________________________|____________| Peripheral Nerve | + + M + + + + + + + + + + + + + + + + + + + + + +| 40 | Inflammation, Chronic | | 1 2.0| Inflammation, Subacute | 3 2 2 | 4 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Histiocyte | | 3 2.3| Inflammation, Chronic | 2 1 2 3 3 3 1 2 2 2 2 2 2 2 2 2 | 27 2.1| Inflammation, Suppurative | 2 | 1 2.0| Thrombosis | | 1 | Alveolar Epithelium, Hyperplasia | 2 | 1 2.0| Artery, Mineralization | | 1 2.0| Interstitium, Edema | 2 | 4 2.0| Pleura, Inflammation, Suppurative | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 47 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| | DAY ON TEST | 4| 3| 3| 3| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | | 3| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 5| 5| 5| 5| 5| 8| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | VEHICLE | 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| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + M + + + +| 46 | Inflammation, Chronic | 3 | 1 3.0| Inflammation, Suppurative | 3 3 3 3 2 3 3 2 2 3 3| 16 2.6| __________________________________________________________________________|____________| Trachea | + + + I + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + + + | 6 | Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Lacrimal Gland | + | 1 | Inflammation, Chronic | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Amyloid Deposition | 2 | 1 2.0| Bacterium | 3 | 1 3.0| Calculus Micro Observation Only | | 1 2.0| Casts | 3 3| 5 3.0| Cyst | X X X| 3 | Infarct | 2 | 1 2.0| Inflammation, Chronic | 3 2 4 2 2 3 2 2 3 1 3 3 2 1 2 2 2 3| 29 2.4| Inflammation, Suppurative | 3 | 3 3.0| Metaplasia, Osseous | 1 | 1 1.0| Renal Tubule, Atrophy | 2 | 2 3.0| Renal Tubule, Degeneration | | 1 3.0| Renal Tubule, Dilatation | | 2 3.0| Renal Tubule, Mineralization | 1 | 2 1.0| Renal Tubule, Regeneration | 1 2 1 1 1 1 2 1 1 1 1 2 1 3| 26 1.4| Renal Tubule, Vacuolization | | | Cytoplasmic | 3 | 1 3.0| __________________________________________________________________________|____________| Urethra | | 2 | Angiectasis | | 1 4.0| Inflammation, Chronic Active | | 1 3.0| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Calculus Gross Observation | | 1 | Inflammation, Chronic | 2 2 | 4 3.0| Inflammation, Chronic Active | | 1 3.0| Inflammation, Suppurative | | 1 3.0| Mucosa, Hyperplasia | | 2 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 48 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| 2| 5| 7| 7| 7| DAY ON TEST | 3| 2| 2| 2| 2| 0| 7| 3| 6| 2| 6| 2| 2| 2| 2| 0| 2| 2| 2| 2| 1| 7| 2| 2| 2| | 4| 9| 9| 9| 9| 5| 9| 7| 8| 9| 5| 9| 9| 9| 9| 2| 9| 9| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 20.0 | 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| MG/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 M + + M + + + + A + M + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + A + + + + + + + + + + + + + +| Cecum, Serosa, Ectopic Tissue | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + A + + + + + + + + +| Ileum, Peyer's Patch, Hyperplasia, | | Lymphoid | 2 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Clear Cell Focus | X X | Eosinophilic Focus | | Hematopoietic Cell Proliferation | 3 | Hyperplasia, Focal | 2 | Inflammation, Chronic | 3 2 2 | Mineralization | | Hepatocyte, Karyomegaly | | Hepatocyte, Necrosis | 3 3 | Hepatocyte, Vacuolization Cytoplasmic| 2 2 3 2 2 1| Kupffer Cell, Hyperplasia | | Kupffer Cell, Pigmentation | | Vein, Thrombosis | | Vein, Adventitia, Fibrosis | | __________________________________________________________________________| Mesentery | + + + +| Fibrosis | 3| Mineralization | 3| Artery, Inflammation, Chronic | 3 | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + I A + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Hyperplasia | 3 3 2 | Forestomach, Inflammation, Chronic | 2 | Forestomach, Inflammation, Chronic | | Active | | Glandular, Cyst | X | Glandular, Mineralization | | __________________________________________________________________________| Tooth | + + + | Developmental Malformation | X X | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| 2| 5| 7| 7| 7| DAY ON TEST | 3| 2| 2| 2| 2| 0| 7| 3| 6| 2| 6| 2| 2| 2| 2| 0| 2| 2| 2| 2| 1| 7| 2| 2| 2| | 4| 9| 9| 9| 9| 5| 9| 7| 8| 9| 5| 9| 9| 9| 9| 2| 9| 9| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 20.0 | 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| MG/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| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Coronary Artery, Inflammation, | | Chronic | | Coronary Artery, Inflammation, | | Chronic Active | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | X X | Cortex, Atrophy | | Cortex, Hyperplasia, Focal | | Medulla, Hyperplasia | | Spindle Cell, Hyperplasia | 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + M + A + + + + + + + + + + + + + +| Hyperplasia | 3 4 3 3 2 3 | __________________________________________________________________________| Parathyroid Gland | M + + + + + + + + + + M + + + I + + + + + + + + +| Crystals | 3 | Cyst | X | Infiltration Cellular, Lymphocyte | 2 | __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + I + + + + + + + + I + + + + +| Pars Distalis, Hyperplasia | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Follicle, Dilatation | 2 4 | Follicular Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | Dilatation | | __________________________________________________________________________| Epididymis | M + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | __________________________________________________________________________| Preputial Gland | + + + + + + | Ectasia | 3 2 2 3 | Inflammation, Chronic | 2 3 3 3 | Inflammation, Suppurative | 3 3 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + M + + + + + + + + + + + + + +| Inflammation, Chronic | | Inflammation, Suppurative | | __________________________________________________________________________| Seminal Vesicle | + + +| Dilatation | | Fibrosis | 3 3| _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| 2| 5| 7| 7| 7| DAY ON TEST | 3| 2| 2| 2| 2| 0| 7| 3| 6| 2| 6| 2| 2| 2| 2| 0| 2| 2| 2| 2| 1| 7| 2| 2| 2| | 4| 9| 9| 9| 9| 5| 9| 7| 8| 9| 5| 9| 9| 9| 9| 2| 9| 9| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 20.0 | 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| MG/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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Chronic | 2| Inflammation, Chronic Active | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + +| Seminiferous Tubule, Atrophy | | Seminiferous Tubule, Mineralization | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 4 4 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Histiocytic | 3 | Inguinal, Hyperplasia, Plasma Cell | 3 | Inguinal, Pigmentation | 2 3 | Lymphatic, Mandibular, Ectasia | | Mandibular, Hyperplasia, Lymphoid | | Mandibular, Hyperplasia, Plasma Cell | 3 3 | Mesenteric, Angiectasis | 4 | Mesenteric, Atrophy | | Mesenteric, Congestion | 3 | Mesenteric, Hematopoietic Cell | | Proliferation | 2 2 3 | Mesenteric, Hemorrhage | 2 2 4 3 2 3 | Mesenteric, Hyperplasia, Histiocytic | 3 | Mesenteric, Hyperplasia, Lymphoid | 3 | Mesenteric, Hyperplasia, Plasma Cell | 3 | Mesenteric, Infiltration Cellular, | | Mast Cell | 2 | Mesenteric, Infiltration Cellular, | | Megakaryocyte | 3 | Renal, Hyperplasia, Histiocytic | | __________________________________________________________________________| Spleen | + + + + + + + + + + A + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Granulocytic | 3 4 4 | Hematopoietic Cell Proliferation | | Erythrocytic | 3 3 2 3 | Hyperplasia, Lymphoid | | Hyperplasia, Plasma Cell | | Necrosis, Focal | 4 | __________________________________________________________________________| Thymus | + + + I + M M + + M + + + + + + M M + + + M M + +| Cyst | X X X X 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| 2| 5| 7| 7| 7| DAY ON TEST | 3| 2| 2| 2| 2| 0| 7| 3| 6| 2| 6| 2| 2| 2| 2| 0| 2| 2| 2| 2| 1| 7| 2| 2| 2| | 4| 9| 9| 9| 9| 5| 9| 7| 8| 9| 5| 9| 9| 9| 9| 2| 9| 9| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 20.0 | 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| MG/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| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Acanthosis | 1 2 3 3 3 | Edema | | Erosion | 3 3 | Exudate | | Fibrosis | 4 | Foreign Body | 3 | Fungus | | Hyperkeratosis | 2 | Inflammation, Chronic | 3 2 | Inflammation, Chronic Active | 4 | Inflammation, Granulomatous | 3 | Inflammation, Suppurative | | Ulcer | 2 4 | Sebaceous Gland, Hyperplasia | | Subcutaneous Tissue, Fibrosis | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | __________________________________________________________________________| Skeletal Muscle | + | Foreign Body | | Hemorrhage | | Inflammation, Chronic | 2 | Inflammation, Granulomatous | | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Cerebrum, Vacuolization Cytoplasmic | | Hippocampus, Infiltration Cellular, | | Lymphocyte | 1 | Thalamus, Mineralization | 2 2 2 2 2 3 2 2 1| __________________________________________________________________________| Peripheral Nerve | M + + + + + + M + + + + + + + + + + + + + M + + +| Degeneration | | Inflammation, Chronic | 4 | Inflammation, Subacute | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 3 | Infiltration Cellular, Eosinophil | | Infiltration Cellular, Histiocyte | 3 3 | Inflammation, Chronic | 2 2 2 2 2 2 | Inflammation, Suppurative | 2 2 2 2 2 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 5| 7| 7| 7| 7| 0| 7| 7| 7| 7| 2| 5| 7| 7| 7| DAY ON TEST | 3| 2| 2| 2| 2| 0| 7| 3| 6| 2| 6| 2| 2| 2| 2| 0| 2| 2| 2| 2| 1| 7| 2| 2| 2| | 4| 9| 9| 9| 9| 5| 9| 7| 8| 9| 5| 9| 9| 9| 9| 2| 9| 9| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 20.0 | 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| MG/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 | | | | Thrombosis | X | Bronchus, Foreign Body | | Capillary, Infiltration Cellular, | | Polymorphonuclear | | Interstitium, Edema | 2 3 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + M + + + +| Fungus | 3 | Inflammation, Suppurative | 3 1 3 2 3 3 | Mucosa, Metaplasia, Squamous | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Submucosa, Cyst | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Cornea, Hyperplasia | 3 | Cornea, Inflammation, Chronic Active | 3 | __________________________________________________________________________| Harderian Gland | + + + + + | Cyst | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Bacterium | | Casts | 2 2 1 2 | Cyst | X X| Glomerulosclerosis | 2 | Hydronephrosis | 2 | Infarct | 2 | Inflammation, Chronic | 2 4 2 2 3 2 1 2 1 2 2 2 2 2 2 | Inflammation, Suppurative | 2 1 | Cortex, Necrosis | | Renal Tubule, Atrophy | 4 2 | Renal Tubule, Mineralization | | Renal Tubule, Regeneration | 1 1 1 2 1 2 2 3 1 1 2 1 2 1| __________________________________________________________________________| Urinary Bladder | + + M + + + + + + + + + + + + + + + + + + + + + +| Calculus Micro Observation Only | X | Fibrosis | 3 | Hemorrhage | | Inflammation, Chronic | 2 2 | Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 | + + + + + + + + + + M + + + + + + + + + + + + M +| 48 | __________________________________________________________________________|____________| Gallbladder | + + + M M + + + M + + M + + + M M + + + + + + + M| 37 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cecum, Serosa, Ectopic Tissue | X | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Ileum, Peyer's Patch, Hyperplasia, | | | Lymphoid | 3 2 | 3 2.3| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Clear Cell Focus | | 2 | Eosinophilic Focus | X | 1 | Hematopoietic Cell Proliferation | 2 3 2 | 4 2.5| Hyperplasia, Focal | | 1 2.0| Inflammation, Chronic | 3 2 | 5 2.4| Mineralization | 4 | 1 4.0| Hepatocyte, Karyomegaly | 2 2 | 2 2.0| Hepatocyte, Necrosis | 4 | 3 3.3| Hepatocyte, Vacuolization Cytoplasmic| 2 2 2 3 | 10 2.1| Kupffer Cell, Hyperplasia | X| 1 | Kupffer Cell, Pigmentation | 4 | 1 4.0| Vein, Thrombosis | 3 | 1 3.0| Vein, Adventitia, Fibrosis | 3| 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + | 8 | Fibrosis | | 1 3.0| Mineralization | | 1 3.0| Artery, Inflammation, Chronic | | 1 3.0| Fat, Necrosis, Focal | 3 3 | 3 3.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic | 2 | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 2 2 3 | 8 2.1| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Hyperplasia | 2 1 2 2 2 3 | 9 2.2| Forestomach, Inflammation, Chronic | | 1 2.0| Forestomach, Inflammation, Chronic | | | Active | 2 2 | 2 2.0| Glandular, Cyst | | 1 | Glandular, Mineralization | 3 2 2 | 3 2.3| __________________________________________________________________________|____________| Tooth | + | 4 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 54 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 - cont | | | | | | Developmental Malformation | X | 3 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Coronary Artery, Inflammation, | | | Chronic | 2 | 1 2.0| Coronary Artery, Inflammation, | | | Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| 49 | Developmental Malformation | | 2 | Cortex, Atrophy | 3 | 1 3.0| Cortex, Hyperplasia, Focal | 2 | 1 2.0| Medulla, Hyperplasia | 3 3 | 2 3.0| Spindle Cell, Hyperplasia | 2 2 2 3 3 3 2 2 2 2 2| 21 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 3 | 7 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + M + + + + + + + + + + M + + + + M M + + +| 43 | Crystals | | 1 3.0| Cyst | X | 2 | Infiltration Cellular, Lymphocyte | | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + I M M + + M + + + + + + + M + + + M + + M| 40 | Pars Distalis, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | Mineralization | 1 | 1 1.0| Follicle, Dilatation | 3 | 3 3.0| Follicular Cell, Hyperplasia | 2 | 2 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + | 1 | Dilatation | 4 | 1 4.0| __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 55 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Preputial Gland | + + + M + + | 11 | Ectasia | 2 | 5 2.4| Inflammation, Chronic | 4 3 2 | 7 2.9| Inflammation, Suppurative | 4 2 | 5 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | 2 2 | 2 2.0| Inflammation, Suppurative | 4 | 1 4.0| __________________________________________________________________________|____________| Seminal Vesicle | + + | 5 | Dilatation | 4 | 1 4.0| Fibrosis | | 2 3.0| Inflammation, Chronic | | 1 2.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Seminiferous Tubule, Atrophy | 2 2 | 2 2.0| Seminiferous Tubule, Mineralization | 2 3 2 | 3 2.3| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 2 2 3 3 3 4 | 10 3.2| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Histiocytic | 3 | 2 3.0| Inguinal, Hyperplasia, Plasma Cell | 3 | 2 3.0| Inguinal, Pigmentation | 3 3 | 4 2.8| Lymphatic, Mandibular, Ectasia | 3 | 1 3.0| Mandibular, Hyperplasia, Lymphoid | 3 | 1 3.0| Mandibular, Hyperplasia, Plasma Cell | 3 3 3 | 5 3.0| Mesenteric, Angiectasis | | 1 4.0| Mesenteric, Atrophy | 3 | 1 3.0| Mesenteric, Congestion | | 1 3.0| Mesenteric, Hematopoietic Cell | | | Proliferation | 3 | 4 2.5| Mesenteric, Hemorrhage | 2 3 4 3 3 2 4 3 | 14 2.9| Mesenteric, Hyperplasia, Histiocytic | | 1 3.0| Mesenteric, Hyperplasia, Lymphoid | 4 4 | 3 3.7| Mesenteric, Hyperplasia, Plasma Cell | | 1 3.0| Mesenteric, Infiltration Cellular, | | | Mast Cell | | 1 2.0| Mesenteric, Infiltration Cellular, | | | Megakaryocyte | | 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: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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 | | | | | | Renal, Hyperplasia, Histiocytic | 4 | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | | | Granulocytic | 4 3 | 5 3.6| Hematopoietic Cell Proliferation | | | Erythrocytic | 2 3 2 3 4 | 9 2.8| Hyperplasia, Lymphoid | 3 | 1 3.0| Hyperplasia, Plasma Cell | 3 | 1 3.0| Necrosis, Focal | | 1 4.0| __________________________________________________________________________|____________| Thymus | M + + + M M + + + + + + + + + + + M + + + M M + +| 36 | Cyst | X X | 7 | _____________________________________________________________________________________________________________________| | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | X 3 3 3 2 4 1 3 2 3 2 3 | 18 2.5| Edema | 3 | 1 3.0| Erosion | | 2 3.0| Exudate | 2 2 | 2 2.0| Fibrosis | | 1 4.0| Foreign Body | | 1 3.0| Fungus | 4 | 1 4.0| Hyperkeratosis | | 1 2.0| Inflammation, Chronic | 2 2 3 2 3 | 7 2.4| Inflammation, Chronic Active | 2 3 | 3 3.0| Inflammation, Granulomatous | 4 | 2 3.5| Inflammation, Suppurative | 4 | 1 4.0| Ulcer | 3 2 X 3 | 6 2.8| Sebaceous Gland, Hyperplasia | 2 | 1 2.0| Subcutaneous Tissue, Fibrosis | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + +| 47 | Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Skeletal Muscle | + + +| 4 | Foreign Body | 2| 1 2.0| Hemorrhage | 3 | 1 3.0| Inflammation, Chronic | | 1 2.0| Inflammation, Granulomatous | 3| 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 57 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | Inflammation, Suppurative | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cerebrum, Vacuolization Cytoplasmic | 3| 1 3.0| Hippocampus, Infiltration Cellular, | | | Lymphocyte | | 1 1.0| Thalamus, Mineralization | 2 2 2 3 2 3 3 2 2 2 2 3 2 1 2 4| 25 2.2| __________________________________________________________________________|____________| Peripheral Nerve | + M + + + + + + + + + M + + + M + + M M + + + + +| 42 | Degeneration | 2 | 1 2.0| Inflammation, Chronic | 1 | 2 2.5| Inflammation, Subacute | 2| 2 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 3 3 | 3 3.0| Infiltration Cellular, Eosinophil | 2 | 1 2.0| Infiltration Cellular, Histiocyte | 2 3 2 | 5 2.6| Inflammation, Chronic | 2 2 1 2 2 2 2 3 2 2 2| 17 2.0| Inflammation, Suppurative | 1 2 2 2| 9 1.9| Thrombosis | | 1 | Bronchus, Foreign Body | 2 | 1 2.0| Capillary, Infiltration Cellular, | | | Polymorphonuclear | 4 | 1 4.0| Interstitium, Edema | 2 | 3 2.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + M + + + + + + + + +| 48 | Fungus | 3 | 2 3.0| Inflammation, Suppurative | 3 3 3 4 3 3 3 3 2 3 | 16 2.8| Mucosa, Metaplasia, Squamous | 3 | 1 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + A + + + + + + + + + + + + + +| 49 | Hemorrhage | 3 | 1 3.0| Submucosa, Cyst | X | 1 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | M | 1 | Cornea, Hyperplasia | | 1 3.0| Cornea, Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + + + | 8 | Cyst | X | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 58 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 5| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 7| 2| 2| 2| 2| 7| 7| 2| 2| 2| 7| 1| 2| 2| 2| 2| 3| 7| 2| 2| 6| 3| 4| 2| 2| | | 8| 9| 9| 9| 7| 8| 8| 9| 9| 9| 3| 9| 9| 9| 9| 2| 3| 8| 9| 9| 6| 5| 0| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 20.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Inflammation, Chronic | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bacterium | 4 | 1 4.0| Casts | 1 | 5 1.6| Cyst | | 2 | Glomerulosclerosis | 1 2 | 3 1.7| Hydronephrosis | | 1 2.0| Infarct | | 1 2.0| Inflammation, Chronic | 2 3 2 2 2 2 2 2 2 3 3| 26 2.2| Inflammation, Suppurative | 4 | 3 2.3| Cortex, Necrosis | 4 | 1 4.0| Renal Tubule, Atrophy | 2 2 | 4 2.5| Renal Tubule, Mineralization | 4 | 1 4.0| Renal Tubule, Regeneration | 1 1 1 1 1 1 1 1| 22 1.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Calculus Micro Observation Only | X | 2 | Fibrosis | | 1 3.0| Hemorrhage | 3 | 1 3.0| Inflammation, Chronic | | 2 2.0| Inflammation, Suppurative | | 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 59 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 5| 6| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 2| 1| 5| 8| 6| 3| 7| 2| 3| 3| 3| | 1| 0| 0| 0| 0| 4| 8| 0| 0| 0| 4| 0| 0| 0| 8| 1| 9| 9| 8| 0| 2| 7| 0| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 10.0 | 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| MG/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 M + + + + M + + A + + + + + + M M + + M I + +| Amyloid Deposition | 3 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| Duodenum, Ulcer | | Ileum, Peyer's Patch, Hyperplasia, | | Lymphoid | 2| Serosa, Jejunum, Cyst | X | Serosa, Jejunum, Inflammation, | | Granulomatous | 3 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Clear Cell Focus | | Hematopoietic Cell Proliferation | | Inflammation, Chronic | 3 2 | Inflammation, Chronic Active | 1 | Bile Duct, Cyst | X | Hepatocyte, Cytoplasmic Alteration | 2 2 | Hepatocyte, Karyomegaly | 3 | Hepatocyte, Necrosis | 1 4 4 | Hepatocyte, Vacuolization Cytoplasmic| 2 3 3 | Kupffer Cell, Hyperplasia | 3 3 | __________________________________________________________________________| Mesentery | + | Hemorrhage | | Mineralization | 3 | Artery, Necrosis | | Artery, Thrombosis | | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + M + + + + + + + M + + + + + +| Atrophy | 4 | Cyst | X X | Hyperplasia, Focal | | Inflammation, Chronic | 2 2 | Inflammation, Suppurative | 2 | Artery, Inflammation, Chronic | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 2 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Hyperplasia | 2 2 | Forestomach, Inflammation, Chronic | 2 | Forestomach, Inflammation, Chronic | | Active | | Forestomach, Inflammation, | | _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 5| 6| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 2| 1| 5| 8| 6| 3| 7| 2| 3| 3| 3| | 1| 0| 0| 0| 0| 4| 8| 0| 0| 0| 4| 0| 0| 0| 8| 1| 9| 9| 8| 0| 2| 7| 0| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 10.0 | 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| MG/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 - cont | | | | Suppurative | | Forestomach, Mineralization | | Glandular, Erosion | 2 | Glandular, Inflammation, Suppurative | 2 | Glandular, Mineralization | 2 2 | __________________________________________________________________________| Tooth | + + + + + + +| Developmental Malformation | X X X X X X X| Foreign Body | 3 | Peridontal Tissue, Inflammation, | | Chronic Active | 3 | Peridontal Tissue, Inflammation, | | Suppurative | 3 3 | Pulp, Inflammation, Suppurative | 3 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Coronary Artery, Inflammation, | | Chronic | 2 | Myocardium, Inflammation, Chronic | 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Developmental Malformation | | Cortex, Hyperplasia, Focal | 2 | Cortex, Vacuolization Cytoplasmic | 2 2 | Medulla, Hyperplasia | 2 | Spindle Cell, Hyperplasia | 2 1 2 2 2 2 2 2 3 2 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + M + + + + + M + M + + + + + +| Hyperplasia | 2 2 3 2 2 3| Infiltration Cellular, Lymphocyte | 3 | __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + + + M + M + + + + + + + + +| Cyst | | __________________________________________________________________________| Pituitary Gland | I + + + + + + + M + + + + + + + + + M + + + + + +| Pars Distalis, Cyst | X X | Pars Distalis, Hyperplasia | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicle, Dilatation | 3 2 3 | Follicular Cell, Hyperplasia | 3 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | Hemorrhage | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 5| 6| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 2| 1| 5| 8| 6| 3| 7| 2| 3| 3| 3| | 1| 0| 0| 0| 0| 4| 8| 0| 0| 0| 4| 0| 0| 0| 8| 1| 9| 9| 8| 0| 2| 7| 0| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 10.0 | 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| MG/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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Epididymis | + + + + + + I + + + + + + + + + + + + + + + + + +| Fibrosis | 3 | Inflammation, Granulomatous | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + +| Ectasia | 2 3 3 3 3 3 2| Inflammation, Chronic | 3 3 3 3 2| Inflammation, Suppurative | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Dilatation | 3 | Inflammation, Chronic | 2 4 3 | Inflammation, Suppurative | 4 3 | __________________________________________________________________________| Seminal Vesicle | + + + | Fibrosis | | Inflammation, Suppurative | 4 3 | Pigmentation | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Seminiferous Tubule, Atrophy | | Seminiferous Tubule, Mineralization | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 4 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + M + + + + + + + +| Inguinal, Hyperplasia, Histiocytic | 4 | Inguinal, Hyperplasia, Plasma Cell | | Inguinal, Infiltration Cellular, | | Polymorphonuclear | | Inguinal, Pigmentation | 3 | Mandibular, Hyperplasia, Lymphoid | 3 | Mandibular, Hyperplasia, Plasma Cell | 3 | Mandibular, Pigmentation | 3 | Mesenteric, Angiectasis | 3 | Mesenteric, Atrophy | | Mesenteric, Hematopoietic Cell | | Proliferation | 3 3 | Mesenteric, Hemorrhage | 2 3 4 3 4 2 2 3 2 4| Mesenteric, Hyperplasia, Plasma Cell | 2 | Mesenteric, Infiltration Cellular, | | Polymorphonuclear | 3 | Mesenteric, Lymphatic, Ectasia | 2 | Renal, Hemorrhage | | Renal, Hyperplasia, Plasma Cell | | Renal, Lymphatic, Ectasia | | _____________________________________________________________________________________________________________________| Page 62 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 5| 6| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 2| 1| 5| 8| 6| 3| 7| 2| 3| 3| 3| | 1| 0| 0| 0| 0| 4| 8| 0| 0| 0| 4| 0| 0| 0| 8| 1| 9| 9| 8| 0| 2| 7| 0| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 10.0 | 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| MG/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 | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Granulocytic | 2 2 3 | Hematopoietic Cell Proliferation | | Erythrocytic | 2 3 3 3 3 | Hyperplasia, Lymphoid | 2 2 | Hyperplasia, Megakaryocyte | 3 | Lymphoid Follicle, Atrophy | 2 | __________________________________________________________________________| Thymus | M + + + + + + + + M + M + M + M M M + M + + + + +| Atrophy | 3 | Cyst | X X X 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 | + + + + + + + + + + + + + + + + + + + M + + + + +| Acanthosis | 3 2 3 2 3 2 3 3 | Acanthosis, Multiple | | Edema | 3 3| Exudate | 2 | Fibrosis | 2 3 | Fungus | | Inflammation, Chronic | 2 2 2 | Inflammation, Chronic Active | | Inflammation, Granulomatous | 3 | Inflammation, Suppurative | 3 3 | Ulcer | 3 | Lymphatic, Angiectasis | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 3 3 | __________________________________________________________________________| Skeletal Muscle | + | Inflammation, Chronic | 1 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Thalamus, Mineralization | 2 2 3 1 2 2 2 3 2 2 3 2 1 2 | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Infiltration Cellular, Histiocyte | 3 4 2 2 | _____________________________________________________________________________________________________________________| Page 63 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 _____________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 5| 6| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 2| 1| 5| 8| 6| 3| 7| 2| 3| 3| 3| | 1| 0| 0| 0| 0| 4| 8| 0| 0| 0| 4| 0| 0| 0| 8| 1| 9| 9| 8| 0| 2| 7| 0| 0| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 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| 10.0 | 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| MG/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 | | | | Inflammation, Chronic | 2 1 3 2 3 | Inflammation, Suppurative | 2 3 | Alveolar Epithelium, Hyperplasia | | Glands, Ectasia | | Interstitium, Edema | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 2 | Glands, Cyst | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Casts | 3 2 1 2 2 3 | Congestion | | Cyst | X X X X X X | Glomerulosclerosis | 2 2 1 | Hydronephrosis | 2 | Inflammation, Chronic | 3 3 1 2 1 2 2 4 2 2 1| Inflammation, Chronic Active | | Inflammation, Suppurative | 2 | Metaplasia, Osseous | | Renal Tubule, Atrophy | 2 3 | Renal Tubule, Mineralization | 1 | Renal Tubule, Regeneration | 3 1 1 1 3 1 1 3 2 1 1| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 3 | Inflammation, Chronic | 2 2 3 | Inflammation, Chronic Active | | Mineralization | | Mucosa, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 64 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | M M + + + + + + + + M + + + + + + M + + M I + + +| 35 | Amyloid Deposition | | 1 3.0| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Duodenum, Ulcer | 3 | 1 3.0| Ileum, Peyer's Patch, Hyperplasia, | | | Lymphoid | 3 | 2 2.5| Serosa, Jejunum, Cyst | | 1 | Serosa, Jejunum, Inflammation, | | | Granulomatous | | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Clear Cell Focus | X | 1 | Hematopoietic Cell Proliferation | 2 2 4 | 3 2.7| Inflammation, Chronic | 2 | 3 2.3| Inflammation, Chronic Active | | 1 1.0| Bile Duct, Cyst | | 1 | Hepatocyte, Cytoplasmic Alteration | | 2 2.0| Hepatocyte, Karyomegaly | 2 | 2 2.5| Hepatocyte, Necrosis | 4 | 4 3.3| Hepatocyte, Vacuolization Cytoplasmic| 2 1 1 | 6 2.0| Kupffer Cell, Hyperplasia | | 2 3.0| __________________________________________________________________________|____________| Mesentery | + + + + +| 6 | Hemorrhage | 4| 1 4.0| Mineralization | | 1 3.0| Artery, Necrosis | 3 | 1 3.0| Artery, Thrombosis | X| 1 | Fat, Necrosis, Focal | 3 4 | 3 3.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Atrophy | | 1 4.0| Cyst | | 2 | Hyperplasia, Focal | 3 | 1 3.0| Inflammation, Chronic | | 2 2.0| Inflammation, Suppurative | | 1 2.0| Artery, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 1 2 3 2 3 | 8 2.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 65 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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 - cont | | | | | | Forestomach, Hyperplasia | 3 3 3 | 5 2.6| Forestomach, Inflammation, Chronic | | 1 2.0| Forestomach, Inflammation, Chronic | | | Active | 3 2| 2 2.5| Forestomach, Inflammation, | | | Suppurative | 3 | 1 3.0| Forestomach, Mineralization | 3 | 1 3.0| Glandular, Erosion | 2 | 2 2.0| Glandular, Inflammation, Suppurative | 2 | 2 2.0| Glandular, Mineralization | 2 | 3 2.0| __________________________________________________________________________|____________| Tooth | + + +| 10 | Developmental Malformation | X X X| 10 | Foreign Body | | 1 3.0| Peridontal Tissue, Inflammation, | | | Chronic Active | | 1 3.0| Peridontal Tissue, Inflammation, | | | Suppurative | | 2 3.0| Pulp, Inflammation, Suppurative | | 2 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Coronary Artery, Inflammation, | | | Chronic | 2 | 2 2.0| Myocardium, Inflammation, Chronic | 2 | 2 1.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Developmental Malformation | X | 1 | Cortex, Hyperplasia, Focal | 2 2 2 | 4 2.0| Cortex, Vacuolization Cytoplasmic | | 2 2.0| Medulla, Hyperplasia | | 1 2.0| Spindle Cell, Hyperplasia | 2 2 2 1 2 2 2 2 2 3 2 2 2 2 2| 27 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Hyperplasia | 3 2 4 2 4 2 2 | 13 2.5| Infiltration Cellular, Lymphocyte | | 1 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + M I M + + + M + + + + M + + + + + + + M M| 40 | Cyst | X | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + M I + + + + + + + + + + M + + + + + + +| 44 | Pars Distalis, Cyst | X X | 4 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 66 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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 | | | | | | Pars Distalis, Hyperplasia | 3 | 2 2.5| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Follicle, Dilatation | | 3 2.7| Follicular Cell, Hyperplasia | | 3 2.3| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + + | 2 | Hemorrhage | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Fibrosis | | 1 3.0| Inflammation, Granulomatous | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + +| 14 | Ectasia | 3 4 3 3 4| 12 3.0| Inflammation, Chronic | 4 | 6 3.0| Inflammation, Suppurative | 4 4 | 3 3.7| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + M + + + + + + + + + + + +| 49 | Dilatation | | 1 3.0| Inflammation, Chronic | 4 | 4 3.3| Inflammation, Suppurative | 4 | 3 3.7| __________________________________________________________________________|____________| Seminal Vesicle | + + | 5 | Fibrosis | 3 | 1 3.0| Inflammation, Suppurative | 4 | 3 3.7| Pigmentation | 2 | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Seminiferous Tubule, Atrophy | 2 3 2 2 1 2 2| 7 2.0| Seminiferous Tubule, Mineralization | 2 1 2 | 4 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 4 3 3 2| 7 2.9| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + M + + +| 48 | Inguinal, Hyperplasia, Histiocytic | | 1 4.0| Inguinal, Hyperplasia, Plasma Cell | 3 | 1 3.0| Inguinal, Infiltration Cellular, | | | Polymorphonuclear | 3 | 1 3.0| Inguinal, Pigmentation | 3 3 3 | 4 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 67 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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 | | | | | | Mandibular, Hyperplasia, Lymphoid | | 1 3.0| Mandibular, Hyperplasia, Plasma Cell | 3 | 2 3.0| Mandibular, Pigmentation | 3 | 2 3.0| Mesenteric, Angiectasis | 3 | 2 3.0| Mesenteric, Atrophy | 3 | 1 3.0| Mesenteric, Hematopoietic Cell | | | Proliferation | 3 4 3 3 | 6 3.2| Mesenteric, Hemorrhage | 2 2 4 2 | 14 2.8| Mesenteric, Hyperplasia, Plasma Cell | | 1 2.0| Mesenteric, Infiltration Cellular, | | | Polymorphonuclear | | 1 3.0| Mesenteric, Lymphatic, Ectasia | 3 | 2 2.5| Renal, Hemorrhage | 3 | 1 3.0| Renal, Hyperplasia, Plasma Cell | 3 | 1 3.0| Renal, Lymphatic, Ectasia | 4 | 1 4.0| __________________________________________________________________________|____________| Spleen | M + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hematopoietic Cell Proliferation | | | Granulocytic | 3 | 4 2.5| Hematopoietic Cell Proliferation | | | Erythrocytic | 3 3 3 3 3 | 10 2.9| Hyperplasia, Lymphoid | 3 | 3 2.3| Hyperplasia, Megakaryocyte | | 1 3.0| Lymphoid Follicle, Atrophy | | 1 2.0| __________________________________________________________________________|____________| Thymus | M M + + M + + M + + M + + + + + + M M + M M + M +| 32 | Atrophy | | 1 3.0| Cyst | X X X | 7 | _____________________________________________________________________________________________________________________| | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Acanthosis | 2 3 3 3 X 2 2 2 | 16 2.5| Acanthosis, Multiple | 3 | 1 3.0| Edema | 3 | 3 3.0| Exudate | | 1 2.0| Fibrosis | 2 | 3 2.3| Fungus | 4 | 1 4.0| Inflammation, Chronic | 2 3 2 1 | 7 2.0| Inflammation, Chronic Active | 3 | 1 3.0| Inflammation, Granulomatous | 4 | 2 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 68 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Inflammation, Suppurative | 2 | 4 2.5| Ulcer | 3 | 3 2.7| Lymphatic, Angiectasis | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia | | 2 3.0| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | Inflammation, Chronic | | 1 1.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Thalamus, Mineralization | 2 1 3 2 2 2 2 2 2 2 2 3 | 26 2.1| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 2 | 1 2.0| Infiltration Cellular, Histiocyte | 4 2 2 2 | 8 2.6| Inflammation, Chronic | 2 1 2 2 2| 10 2.0| Inflammation, Suppurative | | 2 2.5| Alveolar Epithelium, Hyperplasia | 2 1 2 2 | 4 1.8| Glands, Ectasia | 3 | 1 3.0| Interstitium, Edema | 2 2 | 4 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 2 2 3| 5 2.2| Glands, Cyst | X | 1 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Casts | 3 4 1 1 1 | 11 2.1| Congestion | 3 | 1 3.0| Cyst | X X | 8 | Glomerulosclerosis | 3 | 4 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 69 NTP Experiment-Test: 05049-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC DICHLORVOS Date: 05/06/97 Route: GAVAGE Time: 12:38:06 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 6| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 5| 1| 1| 3| 3| 7| 4| 9| 3| 3| 3| 3| 3| 3| 3| 1| 9| 3| 3| 3| 2| 6| 3| 3| 2| | | 6| 6| 4| 1| 1| 8| 5| 4| 1| 1| 7| 1| 1| 1| 1| 6| 4| 1| 1| 1| 4| 9| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | 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| A | 10.0 | 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| L | MG/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 | | | | | | Hydronephrosis | | 1 2.0| Inflammation, Chronic | 3 1 2 4 2 1 2 1 1 3 1 1 3 2 1 2| 27 2.0| Inflammation, Chronic Active | 3 | 1 3.0| Inflammation, Suppurative | 3 | 2 2.5| Metaplasia, Osseous | 2 2 | 2 2.0| Renal Tubule, Atrophy | 2 2 | 4 2.3| Renal Tubule, Mineralization | 1 1 | 3 1.0| Renal Tubule, Regeneration | 3 2 4 2 1 1 2 1 1 1 3 2 1 | 24 1.8| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + M + + + + + + + + + + + A| 48 | Edema | | 1 3.0| Inflammation, Chronic | 3 | 4 2.5| Inflammation, Chronic Active | 3 | 1 3.0| Mineralization | 1 | 1 1.0| Mucosa, Hyperplasia | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 70 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