TDMS Study 05043-01 Pathology Tables
NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 Facility: TSI Mason Research Chemical CAS #: 137-09-7 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 7| 4| 4| 7| 6| 7| 6| 7| 6| 7| 4| 7| 7| 4| 1| 7| 7| 7| 7| 6| DAY ON TEST | 1| 3| 5| 3| 3| 0| 5| 2| 3| 2| 3| 8| 3| 6| 1| 5| 3| 3| 5| 9| 3| 3| 3| 3| 0| | 7| 5| 2| 5| 6| 4| 2| 1| 5| 7| 6| 0| 5| 8| 1| 2| 6| 6| 0| 3| 5| 5| 6| 5| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Angiectasis, Focal | | Basophilic Focus | X X X X X X X X X X X X X X | Clear Cell Focus | X X | Eosinophilic Focus | | Fatty Change | 4 2 3 3 2 1 1 3 | Granuloma | 3 | Hepatodiaphragmatic Nodule | X X X | Inflammation, Chronic | | Inflammation, Granulomatous | 2 2 | Mixed Cell Focus | X | Bile Duct, Hyperplasia | 3 3 2 1 2 1 1 1 3 1 1 | Centrilobular, Inflammation, Acute | 3 | Centrilobular, Necrosis | 3 | Midzonal, Necrosis | | Sinusoid, Embolus Bacterial | | __________________________________________________________________________| Mesentery | + + + | Inflammation, Chronic | | Fat, Necrosis, Focal | 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | 2 1 | Acinus, Hyperplasia, Focal | 2 | Serosa, Neovascularization, Diffuse | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + +| Embolus Bacterial | | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Ulcer | 2 2| __________________________________________________________________________| Stomach, Glandular | + + + M + + + + + + M + + + + + + + + + +| Embolus Bacterial | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 2 1 1 | Interstitium, Embolus Bacterial | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 7| 4| 4| 7| 6| 7| 6| 7| 6| 7| 4| 7| 7| 4| 1| 7| 7| 7| 7| 6| DAY ON TEST | 1| 3| 5| 3| 3| 0| 5| 2| 3| 2| 3| 8| 3| 6| 1| 5| 3| 3| 5| 9| 3| 3| 3| 3| 0| | 7| 5| 2| 5| 6| 4| 2| 1| 5| 7| 6| 0| 5| 8| 1| 2| 6| 6| 0| 3| 5| 5| 6| 5| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Degeneration | 3 3 2 2 2 | Embolus Bacterial | | Hyperplasia, Focal | | Hyperplasia | 2 | Necrosis | | __________________________________________________________________________| Adrenal Gland, Medulla | + + M + + + + + + M + + + + + + + + + + +| Hyperplasia, Focal | | Hyperplasia | 2 2 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + M + M M + + + + M M M + M + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | X X | Pars Distalis, Embolus Bacterial | | Pars Distalis, Hemorrhage | 2 3 | Pars Distalis, Hyperplasia, Focal | 1| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | | C-Cell, Hyperplasia | 3 1 1 2 2 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | Necrosis | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + +| Inflammation, Suppurative | | Duct, Cyst | | __________________________________________________________________________| Ovary | + + + + + + + + + M + + + + + + + + + + +| Cyst | X | Follicle, Cyst | | __________________________________________________________________________| Oviduct | + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + +| Cervix, Hyperplasia, Cystic | | Endometrium, Hyperplasia, Cystic | | __________________________________________________________________________| Vagina | + | Inflammation, Suppurative | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 7| 4| 4| 7| 6| 7| 6| 7| 6| 7| 4| 7| 7| 4| 1| 7| 7| 7| 7| 6| DAY ON TEST | 1| 3| 5| 3| 3| 0| 5| 2| 3| 2| 3| 8| 3| 6| 1| 5| 3| 3| 5| 9| 3| 3| 3| 3| 0| | 7| 5| 2| 5| 6| 4| 2| 1| 5| 7| 6| 0| 5| 8| 1| 2| 6| 6| 0| 3| 5| 5| 6| 5| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Bone Marrow | + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Pigmentation, | | Hemosiderin | | Pancreatic, Pigmentation | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M + + + + + + + + + +| Congestion | 3 | Hyperplasia, Plasma Cell | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Pigmentation, Hemosiderin | 2 2 | Pigmentation | 2 2 2 1 2 3 2 1 2 2 2 1 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | | Fibrosis | | Hematopoietic Cell Proliferation | 3 2 | Necrosis | | Pigmentation, Hemosiderin | | Thrombosis | X | __________________________________________________________________________| Thymus | + + + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 3 4 | Hyperplasia | 4 2 | __________________________________________________________________________| Skin | + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | | Cerebrum, Perivascular, Inflammation | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 2| Congestion | 3 2 3 | Inflammation, Acute | | Inflammation, Chronic, Focal | 2 | Inflammation, Granulomatous | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 7| 7| 4| 4| 7| 6| 7| 6| 7| 6| 7| 4| 7| 7| 4| 1| 7| 7| 7| 7| 6| DAY ON TEST | 1| 3| 5| 3| 3| 0| 5| 2| 3| 2| 3| 8| 3| 6| 1| 5| 3| 3| 5| 9| 3| 3| 3| 3| 0| | 7| 5| 2| 5| 6| 4| 2| 1| 5| 7| 6| 0| 5| 8| 1| 2| 6| 6| 0| 3| 5| 5| 6| 5| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 72VF | 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 | | | | Alveolar Epithelium, Hyperplasia, | | Focal | 2 | Capillary, Embolus Bacterial | | __________________________________________________________________________| Nose | + + + +| Nasolacrimal Duct, Inflammation, | | Chronic | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + | __________________________________________________________________________| Harderian Gland | + | __________________________________________________________________________| Lacrimal Gland | + | __________________________________________________________________________| Zymbal's Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Nephropathy | 2 2 1 2 4 3 2 3 2 1 1 1 1 1 4| Capillary, Embolus Bacterial | | Cortex, Cyst | X X | Renal Tubule, Hyperplasia, Focal | 1| Renal Tubule, Pigmentation, | | Hemosiderin | 3 | __________________________________________________________________________| Urethra | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 7| 7| 4| 7| 7| 4| 6| 7| 7| 6| 7| 7| 7| 7| 2| 7| 4| 7| 7| 6| DAY ON TEST | 3| 0| 5| 3| 3| 3| 3| 5| 3| 3| 5| 8| 3| 3| 6| 3| 3| 3| 3| 4| 0| 8| 3| 0| 8| | 5| 9| 0| 5| 6| 6| 6| 2| 6| 5| 2| 0| 6| 6| 7| 6| 6| 6| 6| 5| 9| 1| 6| 8| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + M + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + A + | __________________________________________________________________________| Intestine Large, Cecum | + A + | __________________________________________________________________________| Intestine Large, Colon | + A + | __________________________________________________________________________| Intestine Large, Rectum | + A + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + A + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + A + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + A + | __________________________________________________________________________| Intestine Small, Jejunum | + A + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + +| Angiectasis, Focal | | Basophilic Focus | X X X X X X X X X X X X X X X X X X X | Clear Cell Focus | X | Eosinophilic Focus | 2 | Fatty Change | 1 2 3 2 2 4| Granuloma | | Hepatodiaphragmatic Nodule | X X | Inflammation, Chronic | 2 2 | Inflammation, Granulomatous | 2 | Mixed Cell Focus | | Bile Duct, Hyperplasia | 1 1 1 2 3 4 1 2 2 2 1 2 | Centrilobular, Inflammation, Acute | | Centrilobular, Necrosis | | Midzonal, Necrosis | 4 | Sinusoid, Embolus Bacterial | 3 | __________________________________________________________________________| Mesentery | + | Inflammation, Chronic | | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + A + + + + +| Acinus, Atrophy | 4 4 2 | Acinus, Hyperplasia, Focal | | Serosa, Neovascularization, Diffuse | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + | Embolus Bacterial | 3 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + +| Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 1 1 1 3 1 2 1 | Interstitium, Embolus Bacterial | 3 | _____________________________________________________________________________________________________________________| Page 6 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 7| 7| 4| 7| 7| 4| 6| 7| 7| 6| 7| 7| 7| 7| 2| 7| 4| 7| 7| 6| DAY ON TEST | 3| 0| 5| 3| 3| 3| 3| 5| 3| 3| 5| 8| 3| 3| 6| 3| 3| 3| 3| 4| 0| 8| 3| 0| 8| | 5| 9| 0| 5| 6| 6| 6| 2| 6| 5| 2| 0| 6| 6| 7| 6| 6| 6| 6| 5| 9| 1| 6| 8| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + +| Degeneration | 3 2 3 3 2 4| Embolus Bacterial | 3 | Hyperplasia, Focal | 3 1 | Hyperplasia | 2 | Necrosis | 3| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 2 3 | Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 4 | __________________________________________________________________________| Parathyroid Gland | + + + + M + + + M + + + + + + + + + + + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Pars Distalis, Angiectasis | | Pars Distalis, Cyst | X | Pars Distalis, Embolus Bacterial | 2 | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia, Focal | 1 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | 3 | C-Cell, Hyperplasia | 3 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Necrosis | 4 | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + | Inflammation, Suppurative | | Duct, Cyst | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Follicle, Cyst | X | __________________________________________________________________________| Oviduct | + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + +| Cervix, Hyperplasia, Cystic | 3 | Endometrium, Hyperplasia, Cystic | 4 | __________________________________________________________________________| Vagina | | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 7 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 7| 7| 4| 7| 7| 4| 6| 7| 7| 6| 7| 7| 7| 7| 2| 7| 4| 7| 7| 6| DAY ON TEST | 3| 0| 5| 3| 3| 3| 3| 5| 3| 3| 5| 8| 3| 3| 6| 3| 3| 3| 3| 4| 0| 8| 3| 0| 8| | 5| 9| 0| 5| 6| 6| 6| 2| 6| 5| 2| 0| 6| 6| 7| 6| 6| 6| 6| 5| 9| 1| 6| 8| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 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| 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Bone Marrow | + A + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + A + + + + +| Mediastinal, Congestion | 3 | Mediastinal, Pigmentation, | | Hemosiderin | 4 3 | Pancreatic, Pigmentation | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + A + + M + +| Congestion | | Hyperplasia, Plasma Cell | 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + A + + + + +| Congestion | 3 | Pigmentation, Hemosiderin | | Pigmentation | 1 2 2 1 1 1 2 2 2 2 2 1 2 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | 3 | Fibrosis | 3 | Hematopoietic Cell Proliferation | | Necrosis | 4 | Pigmentation, Hemosiderin | 4 4 | Thrombosis | | __________________________________________________________________________| Thymus | + A + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + | Hyperplasia, Cystic | 4 | Hyperplasia | 3 | __________________________________________________________________________| Skin | + + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial | 3 | Cerebrum, Perivascular, Inflammation | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | | Congestion | 3 4 | Inflammation, Acute | 1 | Inflammation, Chronic, Focal | | Inflammation, Granulomatous | | _____________________________________________________________________________________________________________________| Page 8 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 4| 7| 5| 7| 7| 4| 7| 7| 4| 6| 7| 7| 6| 7| 7| 7| 7| 2| 7| 4| 7| 7| 6| DAY ON TEST | 3| 0| 5| 3| 3| 3| 3| 5| 3| 3| 5| 8| 3| 3| 6| 3| 3| 3| 3| 4| 0| 8| 3| 0| 8| | 5| 9| 0| 5| 6| 6| 6| 2| 6| 5| 2| 0| 6| 6| 7| 6| 6| 6| 6| 5| 9| 1| 6| 8| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 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| 72VF | 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 | | | | Alveolar Epithelium, Hyperplasia, | | Focal | | Capillary, Embolus Bacterial | 3 | __________________________________________________________________________| Nose | + + + | Nasolacrimal Duct, Inflammation, | | Chronic | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | | __________________________________________________________________________| Lacrimal Gland | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Nephropathy | 2 1 2 1 2 2 4 2 2 2 2 | Capillary, Embolus Bacterial | 4 | Cortex, Cyst | | Renal Tubule, Hyperplasia, Focal | | Renal Tubule, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Urethra | + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + A + + + + +| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 1| 7| 7| 4| 7| 7| 4| 2| 4| 7| | | DAY ON TEST | 9| 3| 3| 5| 3| 3| 5| 4| 5| 3| | | | 9| 6| 6| 0| 6| 6| 2| 6| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | VEHICLE | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Large | + + + | 9 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + | 8 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + | 9 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + | 8 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + | 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + | 8 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + | 8 | __________________________________________________________________________|____________| Liver | + + + + + + + | 50 | Angiectasis, Focal | 2 | 1 2.0| Basophilic Focus | X X X | 36 | Clear Cell Focus | | 3 | Eosinophilic Focus | | 1 2.0| Fatty Change | | 14 2.4| Granuloma | | 1 3.0| Hepatodiaphragmatic Nodule | | 5 | Inflammation, Chronic | 2 | 3 2.0| Inflammation, Granulomatous | 1 | 4 1.8| Mixed Cell Focus | | 1 | Bile Duct, Hyperplasia | 1 2 | 25 1.8| Centrilobular, Inflammation, Acute | | 1 3.0| Centrilobular, Necrosis | | 1 3.0| Midzonal, Necrosis | | 1 4.0| Sinusoid, Embolus Bacterial | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + | 6 | Inflammation, Chronic | 3 | 1 3.0| Fat, Necrosis, Focal | | 3 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + | 49 | Acinus, Atrophy | | 5 2.6| Acinus, Hyperplasia, Focal | | 1 2.0| Serosa, Neovascularization, Diffuse | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + | 21 | Embolus Bacterial | | 1 3.0| __________________________________________________________________________|____________| Stomach | + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + | 50 | Ulcer | | 2 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + | 48 | Embolus Bacterial | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 1| 7| 7| 4| 7| 7| 4| 2| 4| 7| | | DAY ON TEST | 9| 3| 3| 5| 3| 3| 5| 4| 5| 3| | | | 9| 6| 6| 0| 6| 6| 2| 6| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | VEHICLE | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + | 50 | Cardiomyopathy | 1 1 | 16 1.3| Interstitium, Embolus Bacterial | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + | 50 | Degeneration | 2 | 12 2.6| Embolus Bacterial | | 1 3.0| Hyperplasia, Focal | 2 | 3 2.0| Hyperplasia | | 2 2.0| Necrosis | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + | 47 | Hyperplasia, Focal | | 3 2.3| Hyperplasia | | 4 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + | 49 | Hyperplasia | 2 | 2 3.0| __________________________________________________________________________|____________| Parathyroid Gland | M + + M + + + | 38 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + | 50 | Cyst | X | 3 | Pars Distalis, Angiectasis | 2 | 2 2.5| Pars Distalis, Cyst | | 3 | Pars Distalis, Embolus Bacterial | | 1 2.0| Pars Distalis, Hemorrhage | | 2 2.5| Pars Distalis, Hyperplasia, Focal | | 3 1.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + | 50 | Embolus Bacterial | | 1 3.0| C-Cell, Hyperplasia | 3 | 10 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | Necrosis | | 1 4.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + | 12 | Inflammation, Suppurative | 3 | 1 3.0| Duct, 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 11 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 1| 7| 7| 4| 7| 7| 4| 2| 4| 7| | | DAY ON TEST | 9| 3| 3| 5| 3| 3| 5| 4| 5| 3| | | | 9| 6| 6| 0| 6| 6| 2| 6| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | VEHICLE | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + | 49 | Cyst | | 1 | Follicle, Cyst | | 1 | __________________________________________________________________________|____________| Oviduct | | 3 | __________________________________________________________________________|____________| Uterus | + + + + + + + | 50 | Cervix, Hyperplasia, Cystic | | 1 3.0| Endometrium, Hyperplasia, Cystic | 3 | 2 3.5| __________________________________________________________________________|____________| Vagina | | 1 | Inflammation, Suppurative | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + | 8 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + | 49 | Mediastinal, Congestion | | 1 3.0| Mediastinal, Pigmentation, | | | Hemosiderin | 3 | 3 3.3| Pancreatic, Pigmentation | | 2 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + M M + + | 44 | Congestion | | 1 3.0| Hyperplasia, Plasma Cell | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + | 49 | Congestion | | 1 3.0| Pigmentation, Hemosiderin | | 2 2.0| Pigmentation | 2 2 3 2 2 | 32 1.8| __________________________________________________________________________|____________| Spleen | + + + + + + + | 50 | Embolus Bacterial | | 1 3.0| Fibrosis | | 1 3.0| Hematopoietic Cell Proliferation | | 2 2.5| Necrosis | | 1 4.0| Pigmentation, Hemosiderin | | 2 4.0| Thrombosis | | 1 | __________________________________________________________________________|____________| Thymus | + + | 7 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + | 27 | Hyperplasia, Cystic | 4 | 4 3.8| Hyperplasia | | 3 3.0| __________________________________________________________________________|____________| Skin | + + | 12 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 12 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 1| 7| 7| 4| 7| 7| 4| 2| 4| 7| | | DAY ON TEST | 9| 3| 3| 5| 3| 3| 5| 4| 5| 3| | | | 9| 6| 6| 0| 6| 6| 2| 6| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | VEHICLE | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Bone | + + | 9 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + | 50 | Embolus Bacterial | | 1 3.0| Cerebrum, Perivascular, Inflammation | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + | 50 | Adenomatosis | | 2 2.0| Congestion | | 5 3.0| Inflammation, Acute | | 1 1.0| Inflammation, Chronic, Focal | | 1 2.0| Inflammation, Granulomatous | 1 | 1 1.0| Alveolar Epithelium, Hyperplasia, | | | Focal | | 1 2.0| Capillary, Embolus Bacterial | | 1 3.0| __________________________________________________________________________|____________| Nose | + + | 9 | Nasolacrimal Duct, Inflammation, | | | Chronic | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 2 | __________________________________________________________________________|____________| Eye | | 1 | __________________________________________________________________________|____________| Harderian Gland | | 1 | __________________________________________________________________________|____________| Lacrimal Gland | | 1 | __________________________________________________________________________|____________| Zymbal's Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + | 50 | Congestion | | 1 3.0| Nephropathy | 2 1 3 2 2 | 31 2.0| Capillary, Embolus Bacterial | | 1 4.0| Cortex, Cyst | | 2 | Renal Tubule, Hyperplasia, Focal | | 1 1.0| Renal Tubule, Pigmentation, | | | Hemosiderin | | 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: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 1| 7| 7| 4| 7| 7| 4| 2| 4| 7| | | DAY ON TEST | 9| 3| 3| 5| 3| 3| 5| 4| 5| 3| | | | 9| 6| 6| 0| 6| 6| 2| 6| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| | A | VEHICLE | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| | L | 72VF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Urethra | | 1 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + | 49 | Inflammation, Chronic | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 14 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 6| 4| 4| 4| 7| 6| 5| 4| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 3| 5| 3| 3| 5| 5| 2| 5| 0| 9| 4| 8| 3| 3| 1| 5| 4| | 1| 1| 1| 1| 0| 1| 1| 1| 1| 2| 1| 1| 3| 0| 2| 2| 4| 4| 0| 0| 2| 2| 4| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + M| __________________________________________________________________________| Intestine Large | + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + +| Mucosa, Pigmentation | 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + +| Lamina Propria, Pigmentation | 4 4 4 4 4 4 3 4 4 4 4 3 3 3 3 4 4 4 4 4 4| __________________________________________________________________________| Intestine Small, Ileum | + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X| Congestion | 4 2 | Fatty Change | 1 1 3 1 4 | Hematopoietic Cell Proliferation | 1 | Hemorrhage, Multifocal | | Hepatodiaphragmatic Nodule | X | Inflammation, Granulomatous | 3 | Mixed Cell Focus | | Necrosis, Multifocal | | Bile Duct, Hyperplasia | 1 1 2 1 | __________________________________________________________________________| Mesentery | + | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + +| __________________________________________________________________________| Salivary Glands | + + + + +| __________________________________________________________________________| Stomach | + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + +| Pigmentation | | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + +| Cardiomyopathy | 2 | Ventricle, Fibrosis | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + +| Capsule, Degeneration | 3 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + +| Congestion | | Degeneration | 3 | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 6| 4| 4| 4| 7| 6| 5| 4| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 3| 5| 3| 3| 5| 5| 2| 5| 0| 9| 4| 8| 3| 3| 1| 5| 4| | 1| 1| 1| 1| 0| 1| 1| 1| 1| 2| 1| 1| 3| 0| 2| 2| 4| 4| 0| 0| 2| 2| 4| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG 72LF | 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 | | | | Hyperplasia | 2| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + +| Congestion | | Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 | __________________________________________________________________________| Thyroid Gland | + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + M| Inflammation, Chronic | | Inflammation, Suppurative | | __________________________________________________________________________| Ovary | + + + + + +| Follicle, Cyst | X | __________________________________________________________________________| Oviduct | + + + +| __________________________________________________________________________| Uterus | + + + + + + + +| Hydrometra | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Lumbar, Cyst | | Pancreatic, Pigmentation | 4 4 4 4 3 3 4 4 4 4 4 4 4 4 4 4 4 4| __________________________________________________________________________| Lymph Node, Mandibular | M + M + M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Pigmentation | 2 3 1 2 2 2 2 2 2 2 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + +| Hematopoietic Cell Proliferation | 4 4 | __________________________________________________________________________| Thymus | + + + M +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + + + + + + + + + +| Hyperplasia, Cystic | 3 | Hyperplasia | | __________________________________________________________________________| Skin | + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 6| 4| 4| 4| 7| 6| 5| 4| 7| 7| 7| 4| 4| DAY ON TEST | 3| 3| 3| 3| 1| 3| 3| 3| 3| 5| 3| 3| 5| 5| 2| 5| 0| 9| 4| 8| 3| 3| 1| 5| 4| | 1| 1| 1| 1| 0| 1| 1| 1| 1| 2| 1| 1| 3| 0| 2| 2| 4| 4| 0| 0| 2| 2| 4| 2| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________| Bone | + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + +| __________________________________________________________________________| Spinal Cord | | Hemorrhage | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + +| Congestion | 3 2 3 3 | Hemorrhage, Focal | | Alveolar Epithelium, Hyperplasia, | | Focal | | __________________________________________________________________________| Nose | + + + + +| __________________________________________________________________________| Trachea | + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | __________________________________________________________________________| Harderian Gland | + | Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 1 1 2 1 1 2 1 1 1 1 2 1 2 4 | Papilla, Necrosis, Diffuse | | Renal Tubule, Hyperplasia, Focal | 2 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 3 2 3 3 3 3 3 2 2 2 2 3 2 3 3 3 4 3| __________________________________________________________________________| Urinary Bladder | + + + + M + + + + + + + + + + + + + + + +| Submucosa, Inflammation, | | Granulomatous | 4 | _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 6| 4| 3| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 6| 5| 5| 3| 3| 3| 3| 5| 3| 1| 1| 5| 4| 3| 3| 3| 3| 9| | 2| 2| 2| 2| 0| 2| 2| 8| 0| 0| 2| 2| 2| 2| 0| 2| 6| 7| 2| 2| 2| 2| 2| 2| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + | __________________________________________________________________________| Intestine Large | + + + A + + + | __________________________________________________________________________| Intestine Large, Cecum | + A A | Mucosa, Pigmentation | | __________________________________________________________________________| Intestine Large, Colon | + + A A + + + | __________________________________________________________________________| Intestine Large, Rectum | + + A | Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + +| Lamina Propria, Pigmentation | 4 3 4 4 4 3 4 4 4 4 4 4 4 2 4 4 4 4 4| __________________________________________________________________________| Intestine Small, Ileum | + A A | __________________________________________________________________________| Intestine Small, Jejunum | + A + | __________________________________________________________________________| Liver | + + + + + + + + | Basophilic Focus | X X X X | Congestion | | Fatty Change | 1 3 4 2 | Hematopoietic Cell Proliferation | | Hemorrhage, Multifocal | 3 | Hepatodiaphragmatic Nodule | | Inflammation, Granulomatous | | Mixed Cell Focus | | Necrosis, Multifocal | 3 | Bile Duct, Hyperplasia | 2 1 2 | __________________________________________________________________________| Mesentery | + + + | Fat, Necrosis, Focal | 4 4 4 | __________________________________________________________________________| Pancreas | + + + | __________________________________________________________________________| Salivary Glands | + + + | __________________________________________________________________________| Stomach | + + + | __________________________________________________________________________| Stomach, Forestomach | + + + | Pigmentation | | Ulcer | 1 | __________________________________________________________________________| Stomach, Glandular | + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + | Cardiomyopathy | 3 | Ventricle, Fibrosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + | Capsule, Degeneration | | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + | Congestion | 3 | Degeneration | 2 | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 6| 4| 3| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 6| 5| 5| 3| 3| 3| 3| 5| 3| 1| 1| 5| 4| 3| 3| 3| 3| 9| | 2| 2| 2| 2| 0| 2| 2| 8| 0| 0| 2| 2| 2| 2| 0| 2| 6| 7| 2| 2| 2| 2| 2| 2| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG 72LF | 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 | | | | Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + | Congestion | 3 | Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + | __________________________________________________________________________| Parathyroid Gland | + + M | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 1 2 2 1 | __________________________________________________________________________| Thyroid Gland | + + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + M + | Inflammation, Chronic | 2 | Inflammation, Suppurative | | __________________________________________________________________________| Ovary | + + + + + | Follicle, Cyst | | __________________________________________________________________________| Oviduct | + | __________________________________________________________________________| Uterus | + + + | Hydrometra | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + M + + + +| Lumbar, Cyst | | Pancreatic, Pigmentation | 4 4 4 4 4 4 4 4 3 4 4 4 | __________________________________________________________________________| Lymph Node, Mandibular | + + + | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + M + + + +| Congestion | | Pigmentation | 2 2 3 3 2 1 3 2 2 2 | __________________________________________________________________________| Spleen | + + + + + + | Hematopoietic Cell Proliferation | 4 | __________________________________________________________________________| Thymus | + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + M + + + M + + | Hyperplasia, Cystic | 4 | Hyperplasia | 2 | __________________________________________________________________________| Skin | + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 4| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| 7| 7| 6| 4| 3| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 5| 5| 3| 3| 6| 5| 5| 3| 3| 3| 3| 5| 3| 1| 1| 5| 4| 3| 3| 3| 3| 9| | 2| 2| 2| 2| 0| 2| 2| 8| 0| 0| 2| 2| 2| 2| 0| 2| 6| 7| 2| 2| 2| 2| 2| 2| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| .0125 G/ | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________| Bone | + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + | __________________________________________________________________________| Spinal Cord | | Hemorrhage | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + | Congestion | 4 | Hemorrhage, Focal | 3 | Alveolar Epithelium, Hyperplasia, | | Focal | 2 | __________________________________________________________________________| Nose | + + + | __________________________________________________________________________| Trachea | + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + + +| __________________________________________________________________________| Harderian Gland | | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + +| Nephropathy | 2 1 2 2 2 1 1 2 2 4 1 1 1 2 1 1 2| Papilla, Necrosis, Diffuse | 4 | Renal Tubule, Hyperplasia, Focal | | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 3 3 2 2 3 3 3 3 4 3 3 3 3 2 3 4| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + +| Submucosa, Inflammation, | | Granulomatous | | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 2| 2| 9| | | | 5| 5| 5| 5| 4| 5| 5| 5| 0| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + | 11 | __________________________________________________________________________|____________| Intestine Large | + + + + | 16 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + | 11 | Mucosa, Pigmentation | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + | 14 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + | 11 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 50 | Lamina Propria, Pigmentation | 4 4 4 4 3 4 4 3 4 3 | 50 3.8| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + | 11 | __________________________________________________________________________|____________| Liver | + + + + + + + + + | 30 | Basophilic Focus | X X X X X X X | 19 | Congestion | | 2 3.0| Fatty Change | 3 3 2 | 12 2.3| Hematopoietic Cell Proliferation | | 1 1.0| Hemorrhage, Multifocal | | 1 3.0| Hepatodiaphragmatic Nodule | X X | 3 | Inflammation, Granulomatous | 2 | 2 2.5| Mixed Cell Focus | X | 1 | Necrosis, Multifocal | | 1 3.0| Bile Duct, Hyperplasia | 1 1 2 | 10 1.4| __________________________________________________________________________|____________| Mesentery | + | 5 | Fat, Necrosis, Focal | 4 | 5 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + | 13 | __________________________________________________________________________|____________| Salivary Glands | + + + + | 12 | __________________________________________________________________________|____________| Stomach | + + + + | 14 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + | 14 | Pigmentation | 1 | 1 1.0| Ulcer | 4 | 3 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + | 13 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + | 13 | Cardiomyopathy | | 2 2.5| Ventricle, Fibrosis | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 2| 2| 9| | | | 5| 5| 5| 5| 4| 5| 5| 5| 0| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + | 15 | Capsule, Degeneration | | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + | 15 | Congestion | | 1 3.0| Degeneration | | 2 2.5| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + | 15 | Congestion | | 1 3.0| Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + | 14 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + | 11 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 50 | Pars Distalis, Angiectasis | 3 2 | 3 2.3| Pars Distalis, Cyst | | 1 | Pars Distalis, Hyperplasia, Focal | 3 2 | 7 1.9| __________________________________________________________________________|____________| Thyroid Gland | + + + + | 12 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + M + + + + | 17 | Inflammation, Chronic | | 1 2.0| Inflammation, Suppurative | 4 | 1 4.0| __________________________________________________________________________|____________| Ovary | + + + + | 15 | Follicle, Cyst | | 1 | __________________________________________________________________________|____________| Oviduct | + + | 7 | __________________________________________________________________________|____________| Uterus | + + + + | 15 | Hydrometra | | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + | 12 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 49 | Lumbar, Cyst | X | 1 | Pancreatic, Pigmentation | 4 4 4 4 4 | 35 3.9| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 49 | Congestion | 3 | 1 3.0| Pigmentation | 2 1 3 2 | 26 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 22 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 2| 2| 9| | | | 5| 5| 5| 5| 4| 5| 5| 5| 0| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spleen | + + + + + | 20 | Hematopoietic Cell Proliferation | 4 | 4 4.0| __________________________________________________________________________|____________| Thymus | M + + + | 11 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + | 29 | Hyperplasia, Cystic | 4 2 2 | 5 3.0| Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + | 13 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + | 12 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + M + | 11 | __________________________________________________________________________|____________| Spinal Cord | + | 1 | Hemorrhage | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + | 17 | Congestion | 3 3 | 7 3.0| Hemorrhage, Focal | | 1 3.0| Alveolar Epithelium, Hyperplasia, | | | Focal | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + | 12 | __________________________________________________________________________|____________| Trachea | + + + + | 12 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 7 | __________________________________________________________________________|____________| Harderian Gland | | 1 | Inflammation, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 50 | Nephropathy | 3 1 2 2 1 1 1 1 | 39 1.6| Papilla, Necrosis, Diffuse | | 1 4.0| Renal Tubule, Hyperplasia, Focal | | 1 2.0| Renal Tubule, Pigmentation, | | | Hemosiderin | 4 3 3 3 3 2 3 3 2 3 | 48 2.9| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 23 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 2| 2| 9| | | | 5| 5| 5| 5| 4| 5| 5| 5| 0| 8| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | A | .0125 G/ | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| | L | KG 72LF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 49 | Submucosa, Inflammation, | | | Granulomatous | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 24 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 3| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 4| DAY ON TEST | 2| 2| 2| 4| 7| 3| 2| 2| 7| 5| 3| 3| 3| 3| 1| 3| 3| 3| 5| 3| 3| 3| 7| 5| 1| | 9| 9| 9| 5| 1| 0| 9| 9| 9| 0| 0| 0| 0| 0| 1| 0| 0| 0| 3| 0| 0| 0| 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| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + +| Lamina Propria, Inflammation, Acute | | Lamina Propria, Pigmentation | 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3| __________________________________________________________________________| Intestine Small, Ileum | + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X | Fatty Change | 2 4 | Hematocyst | X | Hepatodiaphragmatic Nodule | X X X | Inflammation, Granulomatous | 1 2 2 2 2 | Mixed Cell Focus | | Necrosis, Focal | | Bile Duct, Hyperplasia | 1 4 3 1 1 1 1 2 1 1 2 1 2 | __________________________________________________________________________| Mesentery | + + | Inflammation, Chronic | 3 | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Diffuse | | Acinus, Atrophy | 3 2 | Acinus, Hyperplasia, Focal | 2 | Acinus, Hypertrophy, Focal | | Artery, Inflammation, Chronic Active | 4 | Duct, Cyst | X | Duct, Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 4 2 | Pigmentation | 2 4 2 | Ulcer | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| Edema | | Erosion, Focal | 3 | Hyperplasia, Focal | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 3| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 4| DAY ON TEST | 2| 2| 2| 4| 7| 3| 2| 2| 7| 5| 3| 3| 3| 3| 1| 3| 3| 3| 5| 3| 3| 3| 7| 5| 1| | 9| 9| 9| 5| 1| 0| 9| 9| 9| 0| 0| 0| 0| 0| 1| 0| 0| 0| 3| 0| 0| 0| 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| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 2 1 1 2 1 2| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Degeneration, Focal | | Degeneration | 3 2 | Hyperplasia, Focal | 2 | Hyperplasia | 2 | Hypertrophy | 1 | Necrosis | | Vacuolization Cytoplasmic | 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + M + M + + M + M M + + + + M + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Pars Distalis, Angiectasis | 4 2 | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 3 2 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + +| Inflammation, Suppurative | 1 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + M + + + + + + + + + +| __________________________________________________________________________| Oviduct | +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + +| Endometriosis | | Hydrometra | 2 | Endometrium, Hyperplasia, Cystic | 4 3 3 | Lumen, Hemorrhage | | Wall, Necrosis | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 3| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 4| DAY ON TEST | 2| 2| 2| 4| 7| 3| 2| 2| 7| 5| 3| 3| 3| 3| 1| 3| 3| 3| 5| 3| 3| 3| 7| 5| 1| | 9| 9| 9| 5| 1| 0| 9| 9| 9| 0| 0| 0| 0| 0| 1| 0| 0| 0| 3| 0| 0| 0| 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| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Bone Marrow | + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 2 | Mediastinal, Pigmentation, | | Hemosiderin | 3 | Pancreatic, Pigmentation | 4 4 4 4 4 4 2 4 4 4 4 4 4 4 4 4 3| Renal, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + +| Pigmentation | 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + +| Pigmentation | 4 4 4 3 2 4 4 4 3 4 4 4 4 4 4 4 3 4 4 3 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 4 | __________________________________________________________________________| Thymus | + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + +| Hyperplasia, Cystic | 4 | __________________________________________________________________________| Skin | + + + + +| Face, Abscess | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + +| __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + +| Adenomatosis | 2 | Congestion | 3| Interstitium, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + M +| Nasolacrimal Duct, Inflammation, | | Chronic | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + | Lens, Mineralization | | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 5| 7| 7| 7| 3| 4| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4| 4| DAY ON TEST | 2| 2| 2| 4| 7| 3| 2| 2| 7| 5| 3| 3| 3| 3| 1| 3| 3| 3| 5| 3| 3| 3| 7| 5| 1| | 9| 9| 9| 5| 1| 0| 9| 9| 9| 0| 0| 0| 0| 0| 1| 0| 0| 0| 3| 0| 0| 0| 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| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 72HF | 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 | + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 2 2 1 3 4 1 2 3 2 2 1 2 1 2 1 3 2 | Renal Tubule, Hyperplasia, Focal | 2 1 | Renal Tubule, Pigmentation, | | Hemosiderin | 4 3 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 3 4 3 4 4 4| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 2| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 8| 5| 5| 3| 3| 0| 9| 5| 3| 3| 3| 5| 8| 3| 8| 6| 5| 5| 3| 3| 8| 7| 4| | 0| 0| 7| 2| 0| 0| 0| 3| 5| 0| 1| 1| 1| 2| 2| 1| 1| 9| 0| 0| 1| 1| 8| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| .025G/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + | __________________________________________________________________________| Intestine Large, Cecum | + | __________________________________________________________________________| Intestine Large, Colon | + | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | M | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + +| Lamina Propria, Inflammation, Acute | 4 | Lamina Propria, Pigmentation | 4 4 4 4 4 4 4 4 4 4 1 4 4 3 4 4 3 3 4| __________________________________________________________________________| Intestine Small, Ileum | + | __________________________________________________________________________| Intestine Small, Jejunum | M + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X X X X| Clear Cell Focus | X | Fatty Change | 3 2 2 4 | Hematocyst | | Hepatodiaphragmatic Nodule | X X | Inflammation, Granulomatous | 1 3 2 1 1 | Mixed Cell Focus | X | Necrosis, Focal | 2 | Bile Duct, Hyperplasia | 1 2 2 1 2 2 1 1 1 1 2 1 2| __________________________________________________________________________| Mesentery | | Inflammation, Chronic | | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Diffuse | | Acinus, Atrophy | 1 1 | Acinus, Hyperplasia, Focal | 3 3 2 | Acinus, Hypertrophy, Focal | 2 | Artery, Inflammation, Chronic Active | | Duct, Cyst | | Duct, Hyperplasia | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 3 3 | Pigmentation | 1 2 2 1 1 | Ulcer | 1 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + M + + + + + +| Edema | 3 | Erosion, Focal | | Hyperplasia, Focal | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 2| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 8| 5| 5| 3| 3| 0| 9| 5| 3| 3| 3| 5| 8| 3| 8| 6| 5| 5| 3| 3| 8| 7| 4| | 0| 0| 7| 2| 0| 0| 0| 3| 5| 0| 1| 1| 1| 2| 2| 1| 1| 9| 0| 0| 1| 1| 8| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| .025G/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 1 2 1 2 2 | Inflammation, Chronic | 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + +| Congestion | | Degeneration, Focal | 2 | Degeneration | 4 4 | Hyperplasia, Focal | | Hyperplasia | | Hypertrophy | | Necrosis | | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + M + + + M +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + M + M M + + + M +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + +| Cyst | | Pars Distalis, Angiectasis | | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 1 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + | Inflammation, Suppurative | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Oviduct | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + +| Endometriosis | | Hydrometra | | Endometrium, Hyperplasia, Cystic | 2 | Lumen, Hemorrhage | 3 | Wall, Necrosis | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 2| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 8| 5| 5| 3| 3| 0| 9| 5| 3| 3| 3| 5| 8| 3| 8| 6| 5| 5| 3| 3| 8| 7| 4| | 0| 0| 7| 2| 0| 0| 0| 3| 5| 0| 1| 1| 1| 2| 2| 1| 1| 9| 0| 0| 1| 1| 8| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| .025G/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Bone Marrow | + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | | Mediastinal, Pigmentation, | | Hemosiderin | | Pancreatic, Pigmentation | 4 4 4 4 4 4 4 4 4 4 4 4| Renal, Congestion | 4| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + M + + + + + + + + + + | Pigmentation | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + +| Pigmentation | 4 4 3 2 3 4 4 4 4 3 4 4 3 4 4| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 | __________________________________________________________________________| Thymus | + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M + + | Hyperplasia, Cystic | | __________________________________________________________________________| Skin | + + | Face, Abscess | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + +| Adenomatosis | | Congestion | 2 | Interstitium, Inflammation, Chronic | 3 | __________________________________________________________________________| Nose | + | Nasolacrimal Duct, Inflammation, | | Chronic | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + | __________________________________________________________________________| Eye | + | Lens, Mineralization | 3 | __________________________________________________________________________| Harderian Gland | | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 4| 2| 7| 6| 6| 4| 4| 7| 7| 6| 6| 6| DAY ON TEST | 3| 3| 8| 5| 5| 3| 3| 0| 9| 5| 3| 3| 3| 5| 8| 3| 8| 6| 5| 5| 3| 3| 8| 7| 4| | 0| 0| 7| 2| 0| 0| 0| 3| 5| 0| 1| 1| 1| 2| 2| 1| 1| 9| 0| 0| 1| 1| 8| 6| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| .025G/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 72HF | 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 | + + + + + + + + + + + + + + + + + + +| Nephropathy | 2 3 4 3 3 4 1 4 2 3 3 2 4 4 1 3 2 1| Renal Tubule, Hyperplasia, Focal | 2 1 1 | Renal Tubule, Pigmentation, | | Hemosiderin | 4 3 4 4 4 4 4 4 4 4 4 4 3 4 4 3 3 4| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 2| 5| 3| 3| 2| 9| 5| | | | 1| 1| 1| 3| 0| 1| 1| 6| 8| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + | 8 | __________________________________________________________________________|____________| Intestine Large, Colon | + + | 9 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + | 7 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + | 50 | Lamina Propria, Inflammation, Acute | | 1 4.0| Lamina Propria, Pigmentation | 4 4 4 4 3 4 3 4 | 50 3.8| __________________________________________________________________________|____________| Intestine Small, Ileum | + + | 7 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + | 7 | __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Basophilic Focus | X X X X X X | 40 | Clear Cell Focus | X | 5 | Fatty Change | 3 2 2 | 9 2.7| Hematocyst | | 1 | Hepatodiaphragmatic Nodule | | 5 | Inflammation, Granulomatous | | 10 1.7| Mixed Cell Focus | | 1 | Necrosis, Focal | | 1 2.0| Bile Duct, Hyperplasia | 3 | 27 1.6| __________________________________________________________________________|____________| Mesentery | + + | 4 | Inflammation, Chronic | | 1 3.0| Fat, Necrosis, Focal | 3 | 2 3.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + | 50 | Inflammation, Chronic, Diffuse | 4 | 1 4.0| Acinus, Atrophy | | 4 1.8| Acinus, Hyperplasia, Focal | 3 | 5 2.6| Acinus, Hypertrophy, Focal | | 1 2.0| Artery, Inflammation, Chronic Active | | 1 4.0| Duct, Cyst | | 1 | Duct, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + | 28 | __________________________________________________________________________|____________| Stomach | + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 50 | Acanthosis | 3 2 | 7 2.7| Pigmentation | 1 | 9 1.8| Ulcer | | 3 2.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 33 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 2| 5| 3| 3| 2| 9| 5| | | | 1| 1| 1| 3| 0| 1| 1| 6| 8| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 49 | Edema | | 1 3.0| Erosion, Focal | | 1 3.0| Hyperplasia, Focal | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 49 | Cardiomyopathy | 1 2 2 | 17 1.7| Inflammation, Chronic | | 1 1.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + | 50 | Congestion | | 1 3.0| Degeneration, Focal | | 1 2.0| Degeneration | 3 | 5 3.2| Hyperplasia, Focal | | 1 2.0| Hyperplasia | 2 | 2 2.0| Hypertrophy | | 1 1.0| Necrosis | 3 | 1 3.0| Vacuolization Cytoplasmic | | 1 1.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + | 48 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + | 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + M | 38 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + | 50 | Cyst | X | 1 | Pars Distalis, Angiectasis | | 2 3.0| Pars Distalis, Cyst | | 2 | Pars Distalis, Hyperplasia, Focal | | 5 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + | 50 | C-Cell, Hyperplasia | 2 | 2 2.0| Follicular Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + | 9 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 34 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 2| 5| 3| 3| 2| 9| 5| | | | 1| 1| 1| 3| 0| 1| 1| 6| 8| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Suppurative | | 1 1.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + | 49 | __________________________________________________________________________|____________| Oviduct | + + | 3 | __________________________________________________________________________|____________| Uterus | + + + + + + + + | 50 | Endometriosis | 4 | 1 4.0| Hydrometra | | 1 2.0| Endometrium, Hyperplasia, Cystic | 3 | 5 3.0| Lumen, Hemorrhage | | 1 3.0| Wall, Necrosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + | 7 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 50 | Mediastinal, Congestion | | 1 2.0| Mediastinal, Pigmentation, | | | Hemosiderin | 3 | 2 3.0| Pancreatic, Pigmentation | 4 4 4 3 | 33 3.9| Renal, Congestion | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + | 46 | Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + | 50 | Pigmentation | 3 4 4 4 4 4 4 1 | 45 3.6| __________________________________________________________________________|____________| Spleen | + + + + + + + + | 50 | Hematopoietic Cell Proliferation | | 2 3.5| __________________________________________________________________________|____________| Thymus | + + | 8 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + | 19 | Hyperplasia, Cystic | | 1 4.0| __________________________________________________________________________|____________| Skin | + + | 9 | Face, Abscess | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + | 6 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 35 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 4| 7| 7| 5| 4| 4| | | DAY ON TEST | 3| 3| 3| 2| 5| 3| 3| 2| 9| 5| | | | 1| 1| 1| 3| 0| 1| 1| 6| 8| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | A | .025G/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72HF | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Adenomatosis | | 1 2.0| Congestion | | 2 2.5| Interstitium, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Nose | + + | 6 | Nasolacrimal Duct, Inflammation, | | | Chronic | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 2 | __________________________________________________________________________|____________| Eye | + | 3 | Lens, Mineralization | 4 | 2 3.5| __________________________________________________________________________|____________| Harderian Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 50 | Nephropathy | 1 3 3 3 2 1 3 | 42 2.4| Renal Tubule, Hyperplasia, Focal | | 5 1.4| Renal Tubule, Pigmentation, | | | Hemosiderin | 4 4 4 4 4 4 4 4 | 49 3.8| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + | 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 36 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 3| 6| 4| 4| 7| 7| 5| 5| 4| 7| 7| 6| 7| 4| 7| 7| 7| 6| 4| 7| 7| 5| 4| 4| DAY ON TEST | 2| 8| 4| 5| 5| 3| 3| 8| 6| 5| 3| 3| 7| 3| 5| 3| 3| 3| 5| 2| 3| 3| 2| 8| 4| | 0| 0| 7| 6| 4| 4| 4| 7| 9| 4| 4| 4| 2| 4| 4| 6| 6| 6| 3| 6| 5| 7| 4| 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| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + A +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Colon | + + + M + + +| Parasite Metazoan | X 3 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + A +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + A +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + A +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + A +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X | Clear Cell Focus | X | Congestion | | Fatty Change | 3 2 2 3 4 2 4 2 4 3| Fibrosis, Focal | | Hepatodiaphragmatic Nodule | | Inflammation, Chronic | | Bile Duct, Hyperplasia | 2 2 2 3 3 3 2 3 3 3 2 2 2 2 3 2 3 | __________________________________________________________________________| Mesentery | + + + + + + | Fat, Necrosis, Focal | 4 4 3 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Acinus, Atrophy | 2 2 2 3 2 | Acinus, Hyperplasia, Focal | 3 3 | Acinus, Hyperplasia | 3 | Acinus, Vacuolization Cytoplasmic | 3 | Artery, Hypertrophy | | Artery, Inflammation, Chronic | | Artery, Thrombosis | | Serosa, Inflammation, Chronic | 3| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + +| Serosa, Inflammation, Acute | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Necrosis | | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 3| 6| 4| 4| 7| 7| 5| 5| 4| 7| 7| 6| 7| 4| 7| 7| 7| 6| 4| 7| 7| 5| 4| 4| DAY ON TEST | 2| 8| 4| 5| 5| 3| 3| 8| 6| 5| 3| 3| 7| 3| 5| 3| 3| 3| 5| 2| 3| 3| 2| 8| 4| | 0| 0| 7| 6| 4| 4| 4| 7| 9| 4| 4| 4| 2| 4| 4| 6| 6| 6| 3| 6| 5| 7| 4| 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| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 2 1 1 1 3 3 3 3 1 1 3 2 1 2 3 2 2 2| Fibrosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + +| Cyst | | Vacuolization Cytoplasmic, Diffuse | 4 | Vacuolization Cytoplasmic | 1 1 4| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | M + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis, Focal | | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | 2 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + +| Inflammation, Chronic | 3 2 2 2 2 2| Duct, Cyst | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | | Inflammation, Suppurative | 3 2 4 3 3 3 4| __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + +| Dilatation | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Hyperplasia | 2| Seminiferous Tubule, Degeneration | 4 4 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + M + + M| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + +| Mediastinal, Congestion | 4 4| _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 3| 6| 4| 4| 7| 7| 5| 5| 4| 7| 7| 6| 7| 4| 7| 7| 7| 6| 4| 7| 7| 5| 4| 4| DAY ON TEST | 2| 8| 4| 5| 5| 3| 3| 8| 6| 5| 3| 3| 7| 3| 5| 3| 3| 3| 5| 2| 3| 3| 2| 8| 4| | 0| 0| 7| 6| 4| 4| 4| 7| 9| 4| 4| 4| 2| 4| 4| 6| 6| 6| 3| 6| 5| 7| 4| 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| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 72 VM | 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, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Plasma Cell | 4 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 3| Pigmentation, Hemosiderin | 2 | Pigmentation | 1 1 1 1 2 2 2 1 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 4 | Pigmentation, Hemosiderin | | Endothelium, Hyperplasia | 4 | Red Pulp, Atrophy | | __________________________________________________________________________| Thymus | + + + + + + + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M M + + + + M M M| Hyperplasia, Cystic | 3 | Hyperplasia | | __________________________________________________________________________| Skin | + + + + + + + + + +| Cyst Epithelial Inclusion | | Hyperkeratosis | | Subcutaneous Tissue, Hemorrhage | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + +| Lateral Ventricle, Hemorrhage | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 3 2 3 4 | Inflammation, Chronic | 2 | Inflammation, Granulomatous | 2 2 2 2 | Alveolar Epithelium, Hyperplasia, | | Focal | | Interstitium, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + +| Nasolacrimal Duct, Inflammation, | | Chronic | 2 2 3| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 3| 6| 4| 4| 7| 7| 5| 5| 4| 7| 7| 6| 7| 4| 7| 7| 7| 6| 4| 7| 7| 5| 4| 4| DAY ON TEST | 2| 8| 4| 5| 5| 3| 3| 8| 6| 5| 3| 3| 7| 3| 5| 3| 3| 3| 5| 2| 3| 3| 2| 8| 4| | 0| 0| 7| 6| 4| 4| 4| 7| 9| 4| 4| 4| 2| 4| 4| 6| 6| 6| 3| 6| 5| 7| 4| 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| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 72 VM | 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 | | | | __________________________________________________________________________| Eye | + + + +| Cataract | 4 | __________________________________________________________________________| Harderian Gland | + +| __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + +| Congestion | | Necrosis, Focal | | Nephropathy | 3 2 3 2 1 1 4 3 2 4 3 4 4 3 1 4 3 1 2| Capsule, Developmental Malformation | | Renal Tubule, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + +| Wall, Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 4| 7| 7| 7| 6| 5| 7| 7| 6| 6| 5| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 2| 8| 3| 3| 0| 5| 5| 3| 3| 3| 7| 4| 3| 3| 5| 4| 7| 3| 3| 8| 5| 5| | 7| 6| 6| 1| 1| 1| 6| 2| 6| 6| 7| 7| 7| 1| 9| 7| 7| 8| 2| 6| 7| 7| 5| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 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| 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + A + | __________________________________________________________________________| Intestine Large, Cecum | + A + | Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | A + | Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | A + | Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + A + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + A + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + A + | __________________________________________________________________________| Intestine Small, Jejunum | A + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X X X X | Clear Cell Focus | X X X X X X X X | Congestion | 3 | Fatty Change | 3 2 2 4 2 2 3 3 2 2 2 | Fibrosis, Focal | 3 | Hepatodiaphragmatic Nodule | X X X | Inflammation, Chronic | | Bile Duct, Hyperplasia | 3 3 3 1 1 3 2 2 2 1 3 2 2 2 2 2 2 | __________________________________________________________________________| Mesentery | | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | 3 | Acinus, Atrophy | 2 1 | Acinus, Hyperplasia, Focal | 3 | Acinus, Hyperplasia | 2 3 3 | Acinus, Vacuolization Cytoplasmic | | Artery, Hypertrophy | 4 4 | Artery, Inflammation, Chronic | 4 | Artery, Thrombosis | X | Serosa, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + A + + + + + + + + | Serosa, Inflammation, Acute | 4 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + A + + + + + + + + | Acanthosis | 4 1 | Ulcer | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + A + + + + + + + + | Mineralization | 3 | Necrosis | | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 4| 7| 7| 7| 6| 5| 7| 7| 6| 6| 5| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 2| 8| 3| 3| 0| 5| 5| 3| 3| 3| 7| 4| 3| 3| 5| 4| 7| 3| 3| 8| 5| 5| | 7| 6| 6| 1| 1| 1| 6| 2| 6| 6| 7| 7| 7| 1| 9| 7| 7| 8| 2| 6| 7| 7| 5| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 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| 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 2 1 2 3 1 4 2 3 2 1 1 2 3 4 1 4 1 | Fibrosis | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + | Cyst | | Vacuolization Cytoplasmic, Diffuse | 3 | Vacuolization Cytoplasmic | 3 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + M + + + | Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + M | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis, Focal | | Pars Distalis, Cyst | X | Pars Distalis, Hyperplasia, Focal | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Preputial Gland | + A + + + | Inflammation, Chronic | 3 3 2 | Duct, Cyst | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + M + + + | Hyperplasia, Focal | | Inflammation, Suppurative | 3 3 2 4 3 2 1 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + | Dilatation | 4 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + | Interstitial Cell, Hyperplasia | 1 | Seminiferous Tubule, Degeneration | 2 4 4 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + | Mediastinal, Congestion | 4 | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 4| 7| 7| 7| 6| 5| 7| 7| 6| 6| 5| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 2| 8| 3| 3| 0| 5| 5| 3| 3| 3| 7| 4| 3| 3| 5| 4| 7| 3| 3| 8| 5| 5| | 7| 6| 6| 1| 1| 1| 6| 2| 6| 6| 7| 7| 7| 1| 9| 7| 7| 8| 2| 6| 7| 7| 5| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 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| 72 VM | 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, Pigmentation | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Plasma Cell | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + M + + + + + + + + + + + + + + + | Hyperplasia, Lymphoid | | Pigmentation, Hemosiderin | | Pigmentation | 1 2 2 1 2 1 1 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + | Fibrosis | | Pigmentation, Hemosiderin | 4 4 | Endothelium, Hyperplasia | 4 | Red Pulp, Atrophy | 3 | __________________________________________________________________________| Thymus | + + + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + | Hyperplasia, Cystic | | Hyperplasia | 4 | __________________________________________________________________________| Skin | + + + + + + + | Cyst Epithelial Inclusion | X | Hyperkeratosis | 4 | Subcutaneous Tissue, Hemorrhage | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + | Lateral Ventricle, Hemorrhage | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + | Congestion | 4 3 3 | Inflammation, Chronic | | Inflammation, Granulomatous | 1 2 2 2 1 1 | Alveolar Epithelium, Hyperplasia, | | Focal | 2 | Interstitium, Inflammation, Chronic | 3 | __________________________________________________________________________| Nose | A + | Nasolacrimal Duct, Inflammation, | | Chronic | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 6| 7| 7| 7| 4| 4| 7| 7| 7| 6| 5| 7| 7| 6| 6| 5| 7| 7| 6| 4| 4| DAY ON TEST | 3| 3| 3| 2| 8| 3| 3| 0| 5| 5| 3| 3| 3| 7| 4| 3| 3| 5| 4| 7| 3| 3| 8| 5| 5| | 7| 6| 6| 1| 1| 1| 6| 2| 6| 6| 7| 7| 7| 1| 9| 7| 7| 8| 2| 6| 7| 7| 5| 4| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 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| 72 VM | 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 | | | | __________________________________________________________________________| Eye | + | Cataract | 4 | __________________________________________________________________________| Harderian Gland | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + | Congestion | 3 2 3 | Necrosis, Focal | | Nephropathy | 3 4 4 4 4 4 4 4 3 4 3 2 1 4 4 2 3 1 4 4 4 | Capsule, Developmental Malformation | | Renal Tubule, Pigmentation, | | Hemosiderin | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + | Wall, Inflammation, Suppurative | 4 | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 5| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 9| 7| 2| 2| 5| 3| 3| 8| 5| 5| | | | 1| 0| 5| 2| 4| 6| 7| 6| 9| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + + + | 13 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + | 11 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + | 11 | Parasite Metazoan | X | 4 2.5| __________________________________________________________________________|____________| Intestine Large, Rectum | + A + + | 11 | Parasite Metazoan | | 1 2.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + | 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | A + + + + + + + | 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | A A + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Basophilic Focus | X X X X X | 21 | Clear Cell Focus | X | 10 | Congestion | 3 | 2 3.0| Fatty Change | 2 2 1 4 2 | 26 2.6| Fibrosis, Focal | | 1 3.0| Hepatodiaphragmatic Nodule | X | 4 | Inflammation, Chronic | 1 | 1 1.0| Bile Duct, Hyperplasia | 3 1 3 3 2 3 | 40 2.3| __________________________________________________________________________|____________| Mesentery | + | 7 | Fat, Necrosis, Focal | | 5 3.4| __________________________________________________________________________|____________| Pancreas | + + + + + + + + | 50 | Inflammation, Chronic | | 1 3.0| Acinus, Atrophy | 2 | 8 2.0| Acinus, Hyperplasia, Focal | | 3 3.0| Acinus, Hyperplasia | 2 | 5 2.6| Acinus, Vacuolization Cytoplasmic | | 1 3.0| Artery, Hypertrophy | | 2 4.0| Artery, Inflammation, Chronic | | 1 4.0| Artery, Thrombosis | | 1 | Serosa, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + | 40 | __________________________________________________________________________|____________| Stomach | + + + + + + + + | 49 | Serosa, Inflammation, Acute | | 1 4.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 49 | Acanthosis | 3 | 4 2.8| Ulcer | 4 | 2 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 45 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 5| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 9| 7| 2| 2| 5| 3| 3| 8| 5| 5| | | | 1| 0| 5| 2| 4| 6| 7| 6| 9| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 49 | Mineralization | | 1 3.0| Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 50 | Cardiomyopathy | 2 1 1 4 | 40 2.1| Fibrosis | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + | 50 | Cyst | X | 1 | Vacuolization Cytoplasmic, Diffuse | | 2 3.5| Vacuolization Cytoplasmic | 1 | 7 1.7| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + | 49 | Hyperplasia, Focal | 2 | 2 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + | 50 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + | 48 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + | 50 | Pars Distalis, Angiectasis, Focal | 3 | 1 3.0| Pars Distalis, Cyst | | 2 | Pars Distalis, Hyperplasia, Focal | | 3 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + | 50 | C-Cell, Hyperplasia | 2 | 4 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + | 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + | 17 | Inflammation, Chronic | 2 | 10 2.3| Duct, Cyst | | 1 | __________________________________________________________________________|____________| Prostate | + + + + + + + + | 49 | Hyperplasia, Focal | 2 | 1 2.0| Inflammation, Suppurative | 1 2 2 3 | 19 2.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 5| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 9| 7| 2| 2| 5| 3| 3| 8| 5| 5| | | | 1| 0| 5| 2| 4| 6| 7| 6| 9| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + | 50 | Dilatation | | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + | 50 | Interstitial Cell, Hyperplasia | | 2 1.5| Seminiferous Tubule, Degeneration | | 7 3.6| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + | 11 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 50 | Mediastinal, Congestion | 2 3 | 5 3.4| Mediastinal, Pigmentation | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + + + + + | 49 | Hyperplasia, Plasma Cell | 3 | 3 3.7| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + | 49 | Hyperplasia, Lymphoid | | 2 3.0| Pigmentation, Hemosiderin | | 1 2.0| Pigmentation | 2 1 1 1 | 20 1.4| __________________________________________________________________________|____________| Spleen | + + + + + + + + | 50 | Fibrosis | | 1 4.0| Pigmentation, Hemosiderin | | 2 4.0| Endothelium, Hyperplasia | | 2 4.0| Red Pulp, Atrophy | | 1 3.0| __________________________________________________________________________|____________| Thymus | + + M + + | 17 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M + + | 9 | Hyperplasia, Cystic | | 1 3.0| Hyperplasia | | 1 4.0| __________________________________________________________________________|____________| Skin | + + M + | 20 | Cyst Epithelial Inclusion | | 1 | Hyperkeratosis | | 1 4.0| Subcutaneous Tissue, Hemorrhage | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + | 13 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | Lateral Ventricle, Hemorrhage | | 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: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 5| 4| 7| 7| 6| 6| 4| | | DAY ON TEST | 9| 7| 2| 2| 5| 3| 3| 8| 5| 5| | | | 1| 0| 5| 2| 4| 6| 7| 6| 9| 4| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| | L | 72 VM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Congestion | 3 3 3 | 12 3.1| Inflammation, Chronic | | 1 2.0| Inflammation, Granulomatous | 1 | 11 1.6| Alveolar Epithelium, Hyperplasia, | | | Focal | | 1 2.0| Interstitium, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + | 12 | Nasolacrimal Duct, Inflammation, | | | Chronic | | 4 2.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + | 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 5 | Cataract | | 2 4.0| __________________________________________________________________________|____________| Harderian Gland | | 2 | __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 50 | Congestion | 3 | 4 2.8| Necrosis, Focal | 4 | 1 4.0| Nephropathy | 1 2 3 2 4 4 3 | 47 3.0| Capsule, Developmental Malformation | X | 1 | Renal Tubule, Pigmentation, | | | Hemosiderin | | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + | 50 | Wall, Inflammation, Suppurative | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 48 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 2| 7| 4| 4| 4| 7| 1| 7| 6| 4| 7| 7| 6| 5| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| DAY ON TEST | 8| 2| 6| 5| 5| 2| 4| 2| 3| 5| 2| 3| 1| 9| 6| 3| 3| 6| 5| 3| 3| 3| 3| 3| 5| | 6| 9| 1| 6| 4| 9| 7| 9| 9| 6| 9| 0| 1| 7| 3| 0| 0| 8| 4| 5| 0| 0| 0| 0| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| .0125 G/ | 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| KG 72LM | 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 | + + + + + + + + | Periesophageal Tissue, Inflammation, | | Suppurative | | __________________________________________________________________________| Intestine Large | + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + | Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + | Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + | Lamina Propria, Pigmentation | 2 4 3 4 1 4 4 3 4 4 4 4 4 4 3 4 4 4 4 4 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + | Basophilic Focus | X X | Congestion | | Fatty Change | 2 3 3 3 4 4 2 3 | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | X X X X | Bile Duct, Hyperplasia | 2 3 3 3 2 2 | __________________________________________________________________________| Mesentery | + + | Artery, Inflammation, Chronic | | Fat, Necrosis, Focal | 4 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + | Acinus, Atrophy | 2 | Artery, Inflammation, Chronic | | Artery, Media, Hyperplasia | | Duct, Ectasia, Multifocal | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + | Acanthosis | 2 | Pigmentation, Focal | | Pigmentation | | Ulcer | 4 4 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + | Muscularis, Inflammation, Chronic | | Serosa, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + | Cardiomyopathy | 2 1 1 | Inflammation, Chronic | 2 2 | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 2| 7| 4| 4| 4| 7| 1| 7| 6| 4| 7| 7| 6| 5| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| DAY ON TEST | 8| 2| 6| 5| 5| 2| 4| 2| 3| 5| 2| 3| 1| 9| 6| 3| 3| 6| 5| 3| 3| 3| 3| 3| 5| | 6| 9| 1| 6| 4| 9| 7| 9| 9| 6| 9| 0| 1| 7| 3| 0| 0| 8| 4| 5| 0| 0| 0| 0| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| .0125 G/ | 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| KG 72LM | 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 | | | | Artery, Myocardium, Inflammation, | | Chronic | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + | Degeneration | | Hyperplasia, Focal | | Hypertrophy, Focal | 1 | Hypertrophy | 1 | Vacuolization Cytoplasmic, Diffuse | 2 | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic | 2 1 3 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + | __________________________________________________________________________| Parathyroid Gland | M M M + + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Angiectasis, Focal | | Pars Distalis, Hyperplasia, Focal | 2 2 3 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + | C-Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + | Inflammation, Chronic | 2 2 | Inflammation, Suppurative | | __________________________________________________________________________| Prostate | + + + + + + + + | Inflammation, Chronic | 1 | Inflammation, Suppurative | 2 4 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + | Interstitial Cell, Hyperplasia | 2 1 2 | Seminiferous Tubule, Degeneration | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + | Lumbar, Hyperplasia, Lymphoid | | Mediastinal, Congestion | | _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 2| 7| 4| 4| 4| 7| 1| 7| 6| 4| 7| 7| 6| 5| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| DAY ON TEST | 8| 2| 6| 5| 5| 2| 4| 2| 3| 5| 2| 3| 1| 9| 6| 3| 3| 6| 5| 3| 3| 3| 3| 3| 5| | 6| 9| 1| 6| 4| 9| 7| 9| 9| 6| 9| 0| 1| 7| 3| 0| 0| 8| 4| 5| 0| 0| 0| 0| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| .0125 G/ | 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| KG 72LM | 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, Pigmentation | 1 | Pancreatic, Pigmentation | 4 4 4 4 3 4 4 4 4 4 | Renal, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M M | Hyperplasia, Plasma Cell | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + M + + + + + + | Hyperplasia, Lymphoid | | Pigmentation | 4 1 2 4 2 4 2 4 3 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + | Congestion | 3 | Ectopic Tissue | X | Hematopoietic Cell Proliferation | | Hyperplasia, Re Cell | 3 | Pigmentation, Hemosiderin | 4 | __________________________________________________________________________| Thymus | + + + + + M + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + M M M M + | Hyperplasia, Cystic | | Inflammation, Focal, Granulomatous | 4 | Duct, Cyst | X | Duct, Hemorrhage, Chronic | 3 | __________________________________________________________________________| Skin | + + + + + + + + + | Cyst Epithelial Inclusion | | Head, Inflammation, Acute | 3 | Subcutaneous Tissue, Hemorrhage | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + | Pons, Hemorrhage | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + | Congestion | 3 3 3 3 3 3 | Hemorrhage | 3 | Inflammation, Granulomatous | | Alveolus, Inflammation, Acute | | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + + + + + | Nasolacrimal Duct, Inflammation, | | Chronic | 2 3 | _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 2| 7| 4| 4| 4| 7| 1| 7| 6| 4| 7| 7| 6| 5| 4| 7| 7| 5| 4| 4| 7| 7| 7| 7| 4| DAY ON TEST | 8| 2| 6| 5| 5| 2| 4| 2| 3| 5| 2| 3| 1| 9| 6| 3| 3| 6| 5| 3| 3| 3| 3| 3| 5| | 6| 9| 1| 6| 4| 9| 7| 9| 9| 6| 9| 0| 1| 7| 3| 0| 0| 8| 4| 5| 0| 0| 0| 0| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| .0125 G/ | 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| KG 72LM | 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 | | | | Sinus, Inflammation, Chronic | | __________________________________________________________________________| Trachea | + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Nephropathy | 4 2 4 1 2 3 3 3 4 4 1 2 3 2 2 3 4 4 2 | Artery, Pelvis, Inflammation, Chronic| | Renal Tubule, Hyperplasia, Focal | 1 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 3 3 3 3 3 3 3 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + | Concretion | 3 | _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 6| 4| 4| 3| 7| 7| 6| 6| 4| 7| 7| 6| 6| 4| 7| 6| 4| 4| 4| 5| 4| 5| 4| 2| DAY ON TEST | 3| 7| 8| 8| 6| 3| 3| 8| 3| 5| 3| 3| 8| 4| 5| 3| 8| 6| 5| 5| 8| 5| 6| 5| 9| | 3| 2| 8| 2| 0| 3| 3| 7| 9| 4| 3| 3| 6| 8| 4| 3| 1| 7| 6| 4| 1| 6| 1| 6| 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| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .0125 G/ | 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| KG 72LM | 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| Periesophageal Tissue, Inflammation, | | Suppurative | | __________________________________________________________________________| Intestine Large | + + + + + + + A| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + A| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + A| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + A| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + +| Lamina Propria, Pigmentation | 4 3 3 3 3 4 4 3 3 4 4 4 4 4 2 3 3 2 3 1| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + A| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + A| __________________________________________________________________________| Liver | + + + + + + + + + + + + + A| Basophilic Focus | X | Congestion | | Fatty Change | 1 3 4 3 1 2 | Hematopoietic Cell Proliferation | 1 | Hepatodiaphragmatic Nodule | X | Bile Duct, Hyperplasia | 1 2 1 1 2 2 2 2 1 3 | __________________________________________________________________________| Mesentery | + + + + | Artery, Inflammation, Chronic | 4 | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + M| Acinus, Atrophy | 3 | Artery, Inflammation, Chronic | 4 | Artery, Media, Hyperplasia | 4 | Duct, Ectasia, Multifocal | | __________________________________________________________________________| Salivary Glands | + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + +| Acanthosis | | Pigmentation, Focal | 3 | Pigmentation | 2 | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + +| Muscularis, Inflammation, Chronic | 3 | Serosa, Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + +| Cardiomyopathy | 3 2 2 2 2 | Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 53 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 6| 4| 4| 3| 7| 7| 6| 6| 4| 7| 7| 6| 6| 4| 7| 6| 4| 4| 4| 5| 4| 5| 4| 2| DAY ON TEST | 3| 7| 8| 8| 6| 3| 3| 8| 3| 5| 3| 3| 8| 4| 5| 3| 8| 6| 5| 5| 8| 5| 6| 5| 9| | 3| 2| 8| 2| 0| 3| 3| 7| 9| 4| 3| 3| 6| 8| 4| 3| 1| 7| 6| 4| 1| 6| 1| 6| 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| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .0125 G/ | 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| KG 72LM | 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 | | | | Artery, Myocardium, Inflammation, | | Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + +| Degeneration | 4 | Hyperplasia, Focal | 4 2 2 | Hypertrophy, Focal | | Hypertrophy | 1 1 1 | Vacuolization Cytoplasmic, Diffuse | | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic | 1 1 1 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + M| __________________________________________________________________________| Parathyroid Gland | + M M M + + + M| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis, Focal | 3 | Pars Distalis, Hyperplasia, Focal | 1 2 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + A| C-Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + M| __________________________________________________________________________| Preputial Gland | + + + + + + + + +| Inflammation, Chronic | 2 2 | Inflammation, Suppurative | 3 | __________________________________________________________________________| Prostate | + + + + + + + +| Inflammation, Chronic | | Inflammation, Suppurative | 3 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Hyperplasia | | Seminiferous Tubule, Degeneration | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + +| Lumbar, Hyperplasia, Lymphoid | | Mediastinal, Congestion | 3 4 | _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 6| 4| 4| 3| 7| 7| 6| 6| 4| 7| 7| 6| 6| 4| 7| 6| 4| 4| 4| 5| 4| 5| 4| 2| DAY ON TEST | 3| 7| 8| 8| 6| 3| 3| 8| 3| 5| 3| 3| 8| 4| 5| 3| 8| 6| 5| 5| 8| 5| 6| 5| 9| | 3| 2| 8| 2| 0| 3| 3| 7| 9| 4| 3| 3| 6| 8| 4| 3| 1| 7| 6| 4| 1| 6| 1| 6| 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| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .0125 G/ | 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| KG 72LM | 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, Pigmentation | 3 3 | Pancreatic, Pigmentation | 3 4 4 4 4 4 | Renal, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | M + M + + + + +| Hyperplasia, Plasma Cell | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | Pigmentation | 3 3 3 2 3 2 2 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + +| Congestion | 4 | Ectopic Tissue | | Hematopoietic Cell Proliferation | 4 | Hyperplasia, Re Cell | | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M M + M| Hyperplasia, Cystic | 3 | Inflammation, Focal, Granulomatous | | Duct, Cyst | | Duct, Hemorrhage, Chronic | | __________________________________________________________________________| Skin | + + + + + + + + + + +| Cyst Epithelial Inclusion | X | Head, Inflammation, Acute | | Subcutaneous Tissue, Hemorrhage | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + +| Pons, Hemorrhage | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + +| Congestion | 4 4 3 3 3 3 4 4 3 4| Hemorrhage | | Inflammation, Granulomatous | 2 | Alveolus, Inflammation, Acute | | Perivascular, Inflammation, Chronic | 3 | __________________________________________________________________________| Nose | + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Chronic | 2 | _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 6| 4| 4| 3| 7| 7| 6| 6| 4| 7| 7| 6| 6| 4| 7| 6| 4| 4| 4| 5| 4| 5| 4| 2| DAY ON TEST | 3| 7| 8| 8| 6| 3| 3| 8| 3| 5| 3| 3| 8| 4| 5| 3| 8| 6| 5| 5| 8| 5| 6| 5| 9| | 3| 2| 8| 2| 0| 3| 3| 7| 9| 4| 3| 3| 6| 8| 4| 3| 1| 7| 6| 4| 1| 6| 1| 6| 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| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .0125 G/ | 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| KG 72LM | 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 | | | | Sinus, Inflammation, Chronic | 2 2 | __________________________________________________________________________| Trachea | + + + + + + + A| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + + + | __________________________________________________________________________| Harderian Gland | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + A| Nephropathy | 4 3 3 2 2 2 3 2 4 4 1 2 2 4 4 3 2 4 | Artery, Pelvis, Inflammation, Chronic| 3 | Renal Tubule, Hyperplasia, Focal | 2 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 3 2 3 3 4 3 2 3 3 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + A + + + A + + + +| Concretion | | _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 0| 5| 0| 5| 3| 3| 3| 0| 0| | | | 3| 8| 3| 8| 0| 3| 3| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | .0125 G/ | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | KG 72LM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + | 18 | Periesophageal Tissue, Inflammation, | | | Suppurative | 4 | 1 4.0| __________________________________________________________________________|____________| Intestine Large | + + + + | 20 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + A | 18 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + A | 19 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + | 19 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 50 | Lamina Propria, Pigmentation | 4 3 3 3 3 4 4 4 4 3 | 50 3.4| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + A | 18 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + A | 18 | __________________________________________________________________________|____________| Liver | + + + + + | 31 | Basophilic Focus | X X | 5 | Congestion | 3 4 | 2 3.5| Fatty Change | 2 3 2 3 | 18 2.7| Hematopoietic Cell Proliferation | | 1 1.0| Hepatodiaphragmatic Nodule | | 5 | Bile Duct, Hyperplasia | 2 2 2 2 | 20 2.0| __________________________________________________________________________|____________| Mesentery | + + | 8 | Artery, Inflammation, Chronic | | 1 4.0| Fat, Necrosis, Focal | 4 3 | 5 3.8| __________________________________________________________________________|____________| Pancreas | + + + + | 22 | Acinus, Atrophy | 2 | 3 2.3| Artery, Inflammation, Chronic | | 1 4.0| Artery, Media, Hyperplasia | | 1 4.0| Duct, Ectasia, Multifocal | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + | 20 | __________________________________________________________________________|____________| Stomach | + + + + + | 23 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + | 23 | Acanthosis | | 1 2.0| Pigmentation, Focal | | 1 3.0| Pigmentation | 3 | 2 2.5| Ulcer | | 3 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + | 23 | Muscularis, Inflammation, Chronic | | 1 3.0| Serosa, Inflammation, Chronic | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 57 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 0| 5| 0| 5| 3| 3| 3| 0| 0| | | | 3| 8| 3| 8| 0| 3| 3| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | .0125 G/ | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | KG 72LM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + | 22 | Cardiomyopathy | 2 3 | 10 2.0| Inflammation, Chronic | | 2 2.0| Artery, Myocardium, Inflammation, | | | Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + | 50 | Degeneration | | 1 4.0| Hyperplasia, Focal | 2 2 | 5 2.4| Hypertrophy, Focal | | 1 1.0| Hypertrophy | | 4 1.0| Vacuolization Cytoplasmic, Diffuse | | 1 2.0| Vacuolization Cytoplasmic, Focal | 2 | 1 2.0| Vacuolization Cytoplasmic | 2 1 | 12 1.3| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + | 50 | Hyperplasia, Focal | 2 | 2 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + | 22 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M | 12 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 50 | Pars Distalis, Angiectasis, Focal | | 1 3.0| Pars Distalis, Hyperplasia, Focal | 3 | 10 2.4| __________________________________________________________________________|____________| Thyroid Gland | + + + + | 20 | C-Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + | 20 | __________________________________________________________________________|____________| Preputial Gland | + + + + + | 24 | Inflammation, Chronic | | 4 2.0| Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Prostate | M + + + | 19 | Inflammation, Chronic | | 1 1.0| Inflammation, Suppurative | 2 | 5 2.6| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 58 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 0| 5| 0| 5| 3| 3| 3| 0| 0| | | | 3| 8| 3| 8| 0| 3| 3| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | .0125 G/ | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | KG 72LM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + | 25 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 50 | Interstitial Cell, Hyperplasia | 2 | 4 1.8| Seminiferous Tubule, Degeneration | 4 | 3 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + | 20 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + | 50 | Lumbar, Hyperplasia, Lymphoid | 3 | 1 3.0| Mediastinal, Congestion | | 2 3.5| Mediastinal, Pigmentation | | 3 2.3| Pancreatic, Pigmentation | 4 2 3 3 4 4 | 22 3.7| Renal, Pigmentation | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M M M + | 14 | Hyperplasia, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 49 | Hyperplasia, Lymphoid | 3 | 1 3.0| Pigmentation | 4 2 3 | 22 2.8| __________________________________________________________________________|____________| Spleen | + + + + + | 29 | Congestion | | 2 3.5| Ectopic Tissue | | 1 | Hematopoietic Cell Proliferation | | 1 4.0| Hyperplasia, Re Cell | | 1 3.0| Pigmentation, Hemosiderin | | 1 4.0| __________________________________________________________________________|____________| Thymus | + M M + | 17 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M M M | 10 | Hyperplasia, Cystic | | 1 3.0| Inflammation, Focal, Granulomatous | | 1 4.0| Duct, Cyst | | 1 | Duct, Hemorrhage, Chronic | | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + | 26 | Cyst Epithelial Inclusion | | 1 | Head, Inflammation, Acute | | 1 3.0| Subcutaneous Tissue, Hemorrhage | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + | 19 | __________________________________________________________________________________________________________________________________ * : 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: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 6| 4| 7| 7| 7| 6| 5| | | DAY ON TEST | 3| 0| 5| 0| 5| 3| 3| 3| 0| 0| | | | 3| 8| 3| 8| 0| 3| 3| 3| 4| 3| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | .0125 G/ | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| | L | KG 72LM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + | 20 | Pons, Hemorrhage | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + | 30 | Congestion | 3 4 3 3 4 4 | 22 3.4| Hemorrhage | | 1 3.0| Inflammation, Granulomatous | | 1 2.0| Alveolus, Inflammation, Acute | 3 | 1 3.0| Perivascular, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + | 21 | Nasolacrimal Duct, Inflammation, | | | Chronic | 2 | 4 2.3| Sinus, Inflammation, Chronic | | 2 2.0| __________________________________________________________________________|____________| Trachea | + + + + | 19 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 5 | __________________________________________________________________________|____________| Harderian Gland | + | 1 | __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 49 | Nephropathy | 3 4 2 3 1 4 2 4 3 | 46 2.8| Artery, Pelvis, Inflammation, Chronic| | 1 3.0| Renal Tubule, Hyperplasia, Focal | | 2 1.5| Renal Tubule, Pigmentation, | | | Hemosiderin | 3 3 3 2 2 | 27 2.8| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 48 | Concretion | | 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 60 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 5| 5| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 5| 7| 7| 6| 5| 4| 7| 6| 5| 4| 4| DAY ON TEST | 3| 3| 6| 1| 9| 5| 3| 2| 5| 5| 5| 3| 3| 1| 9| 3| 3| 3| 4| 5| 3| 4| 8| 6| 5| | 3| 3| 2| 0| 2| 6| 3| 5| 3| 4| 6| 3| 3| 5| 5| 3| 3| 2| 1| 4| 4| 8| 8| 8| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .025G/KG | 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| 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + | Colon, Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + M + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + | Lamina Propria, Pigmentation | 4 4 4 3 4 4 4 4 3 4 4 4 3 3 4 3 3 4 4 3 | __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X X X | Clear Cell Focus | X X X X | Congestion | | Fatty Change | 2 2 3 2 2 | Hepatodiaphragmatic Nodule | X | Inflammation, Acute, Focal | | Necrosis | 2 | Bile Duct, Hyperplasia | 3 3 1 2 2 3 3 1 3 3 2 1 1 2 2 2 | Centrilobular, Degeneration | | __________________________________________________________________________| Mesentery | + + + | Artery, Inflammation, Acute | 4 | Fat, Necrosis, Focal | 3 2 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | 2 | Acinus, Atrophy | 2 2 | Acinus, Hyperplasia, Focal | 2 2 | Acinus, Hyperplasia | | Artery, Hypertrophy | 4 | Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + | Acanthosis | 2 2 | Pigmentation | 3 | Ulcer | 4 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + | Mineralization | 3 | Necrosis | 4 | __________________________________________________________________________| Tongue | + | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 61 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 5| 5| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 5| 7| 7| 6| 5| 4| 7| 6| 5| 4| 4| DAY ON TEST | 3| 3| 6| 1| 9| 5| 3| 2| 5| 5| 5| 3| 3| 1| 9| 3| 3| 3| 4| 5| 3| 4| 8| 6| 5| | 3| 3| 2| 0| 2| 6| 3| 5| 3| 4| 6| 3| 3| 5| 5| 3| 3| 2| 1| 4| 4| 8| 8| 8| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .025G/KG | 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| 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 2 2 1 3 2 3 3 2 2 2 1 2 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal | 2 2 2 | Hypertrophy, Focal | | Hypertrophy | | Metaplasia, Osseous | | Vacuolization Cytoplasmic, Focal | 1 3 | Vacuolization Cytoplasmic | 1 4 1 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + | Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + M + M + + | Hyperplasia | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + M + + + + + | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + | Inflammation, Chronic | 3 | Duct, Cyst | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + | Inflammation, Subacute | | Inflammation, Suppurative | 3 3 2 4 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + | Seminiferous Tubule, Degeneration | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + | Mediastinal, Congestion | | _____________________________________________________________________________________________________________________| Page 62 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 5| 5| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 5| 7| 7| 6| 5| 4| 7| 6| 5| 4| 4| DAY ON TEST | 3| 3| 6| 1| 9| 5| 3| 2| 5| 5| 5| 3| 3| 1| 9| 3| 3| 3| 4| 5| 3| 4| 8| 6| 5| | 3| 3| 2| 0| 2| 6| 3| 5| 3| 4| 6| 3| 3| 5| 5| 3| 3| 2| 1| 4| 4| 8| 8| 8| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .025G/KG | 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| 72HM | 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, Cyst | X | Mediastinal, Hyperplasia, Lymphoid | | Mediastinal, Pigmentation | | Pancreatic, Cyst | | Pancreatic, Pigmentation | 4 4 4 4 4 4 4 | Renal, Congestion | 4 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + M + + M + | Hyperplasia, Plasma Cell | 4 3 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + | Congestion | | Necrosis, Focal | 3 | Pigmentation | 4 4 3 4 4 4 4 4 4 2 4 4 4 4 4 3 2 4 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + | Cyst | X | Fibrosis | 2 | Hyperplasia, Nodular | | Pigmentation, Hemosiderin | 4 | Endothelium, Hyperplasia | | __________________________________________________________________________| Thymus | + + + + + M + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M + + M + + | Hyperplasia | | __________________________________________________________________________| Skin | + + + + + + + + + + | Hyperkeratosis | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + | Adenomatosis | | Congestion | 4 3 3 | Hemorrhage | | Inflammation, Granulomatous | | Alveolar Epithelium, Pigmentation | 2 | Perivascular, Inflammation, Chronic | | __________________________________________________________________________| Nose | + + + + M + + + | Nasolacrimal Duct, Inflammation, | | _____________________________________________________________________________________________________________________| Page 63 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 5| 5| 4| 4| 7| 7| 6| 4| 4| 7| 7| 7| 5| 7| 7| 6| 5| 4| 7| 6| 5| 4| 4| DAY ON TEST | 3| 3| 6| 1| 9| 5| 3| 2| 5| 5| 5| 3| 3| 1| 9| 3| 3| 3| 4| 5| 3| 4| 8| 6| 5| | 3| 3| 2| 0| 2| 6| 3| 5| 3| 4| 6| 3| 3| 5| 5| 3| 3| 2| 1| 4| 4| 8| 8| 8| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| .025G/KG | 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| 72HM | 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 | | | | Chronic | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + | Mucosa, Pigmentation | 3 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | __________________________________________________________________________| Eye | + + M | Cataract | 3 | Anterior Chamber, Inflammation, | | Suppurative | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + | Cyst | X | Nephropathy | 4 4 2 4 4 4 4 4 3 4 4 2 4 4 3 4 4 3 3 3 | Renal Tubule, Hyperplasia, Focal | 2 1 1 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 3 3 3 3 3 3 4 3 4 3 3 4 3 3 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + | Concretion | 3 | Mucosa, Hyperplasia, Focal | | _____________________________________________________________________________________________________________________| Page 64 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 7| 6| 5| 7| 7| 6| 5| 4| 7| 4| 4| 3| 3| 6| 6| 6| 4| 4| DAY ON TEST | 3| 2| 7| 4| 5| 3| 1| 3| 4| 1| 3| 3| 9| 6| 3| 3| 8| 7| 6| 2| 8| 6| 5| 5| 5| | 5| 8| 7| 6| 6| 5| 0| 4| 4| 2| 5| 4| 4| 1| 3| 4| 9| 5| 0| 7| 0| 7| 3| 6| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| .025G/KG | 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| 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + | Colon, Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + | Lamina Propria, Pigmentation | 4 4 4 4 3 4 4 3 4 3 4 4 4 3 4 3 4 2 4 4 3 3 | __________________________________________________________________________| Intestine Small, Ileum | + + + A + + + | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + | Basophilic Focus | X X X X X X X | Clear Cell Focus | X X | Congestion | 3 3 4 3 | Fatty Change | 2 2 2 2 1 2 3 1 | Hepatodiaphragmatic Nodule | | Inflammation, Acute, Focal | 2 | Necrosis | | Bile Duct, Hyperplasia | 3 3 3 2 2 2 1 2 2 1 2 1 1 2 2 2 2 1 3 | Centrilobular, Degeneration | 3 | __________________________________________________________________________| Mesentery | + | Artery, Inflammation, Acute | | Fat, Necrosis, Focal | 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Chronic | | Acinus, Atrophy | 3 | Acinus, Hyperplasia, Focal | 3 4 | Acinus, Hyperplasia | 3 3 | Artery, Hypertrophy | | Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + | Acanthosis | 2 | Pigmentation | 1 1 1 2 | Ulcer | 3 4 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + | Mineralization | | Necrosis | | __________________________________________________________________________| Tongue | | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 65 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 7| 6| 5| 7| 7| 6| 5| 4| 7| 4| 4| 3| 3| 6| 6| 6| 4| 4| DAY ON TEST | 3| 2| 7| 4| 5| 3| 1| 3| 4| 1| 3| 3| 9| 6| 3| 3| 8| 7| 6| 2| 8| 6| 5| 5| 5| | 5| 8| 7| 6| 6| 5| 0| 4| 4| 2| 5| 4| 4| 1| 3| 4| 9| 5| 0| 7| 0| 7| 3| 6| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| .025G/KG | 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| 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + | Cardiomyopathy | 1 2 2 2 2 1 2 1 2 3 3 2 3 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal | 2 3 | Hypertrophy, Focal | | Hypertrophy | 1 | Metaplasia, Osseous | | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic | 1 1 1 2 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Focal | 2 1 2 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + M + + + + M + + + + + + + M M + + + | Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 3 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + | C-Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + | Inflammation, Chronic | | Duct, Cyst | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + | Inflammation, Subacute | 2 | Inflammation, Suppurative | 3 2 2 3 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + | Seminiferous Tubule, Degeneration | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + M + + + + | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + | Mediastinal, Congestion | 3 3 | _____________________________________________________________________________________________________________________| Page 66 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 7| 6| 5| 7| 7| 6| 5| 4| 7| 4| 4| 3| 3| 6| 6| 6| 4| 4| DAY ON TEST | 3| 2| 7| 4| 5| 3| 1| 3| 4| 1| 3| 3| 9| 6| 3| 3| 8| 7| 6| 2| 8| 6| 5| 5| 5| | 5| 8| 7| 6| 6| 5| 0| 4| 4| 2| 5| 4| 4| 1| 3| 4| 9| 5| 0| 7| 0| 7| 3| 6| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| .025G/KG | 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| 72HM | 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, Cyst | | Mediastinal, Hyperplasia, Lymphoid | 3 | Mediastinal, Pigmentation | 2 | Pancreatic, Cyst | X | Pancreatic, Pigmentation | 4 4 4 4 4 4 4 4 4 | Renal, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + | Hyperplasia, Plasma Cell | 4 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + | Congestion | 4 | Necrosis, Focal | | Pigmentation | 4 3 3 1 4 2 2 4 2 1 4 4 4 4 4 4 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + | Cyst | | Fibrosis | | Hyperplasia, Nodular | 4 | Pigmentation, Hemosiderin | | Endothelium, Hyperplasia | 4 | __________________________________________________________________________| Thymus | + + + + + + + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M M M M M M + + | Hyperplasia | 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + | Hyperkeratosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + | Adenomatosis | 3 | Congestion | 3 3 3 4 3 4 3 3 3 4 | Hemorrhage | 3 | Inflammation, Granulomatous | 2 | Alveolar Epithelium, Pigmentation | | Perivascular, Inflammation, Chronic | 2 | __________________________________________________________________________| Nose | + + + + + + + + + | Nasolacrimal Duct, Inflammation, | | _____________________________________________________________________________________________________________________| Page 67 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 4| 7| 6| 7| 6| 5| 7| 7| 6| 5| 4| 7| 4| 4| 3| 3| 6| 6| 6| 4| 4| DAY ON TEST | 3| 2| 7| 4| 5| 3| 1| 3| 4| 1| 3| 3| 9| 6| 3| 3| 8| 7| 6| 2| 8| 6| 5| 5| 5| | 5| 8| 7| 6| 6| 5| 0| 4| 4| 2| 5| 4| 4| 1| 3| 4| 9| 5| 0| 7| 0| 7| 3| 6| 4| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| .025G/KG | 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| 72HM | 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 | | | | Chronic | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + | Mucosa, Pigmentation | 4 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + | Cataract | | Anterior Chamber, Inflammation, | | Suppurative | 3 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + | Cyst | | Nephropathy | 4 4 4 3 4 2 4 2 3 4 4 4 2 2 4 2 3 2 2 4 4 4 | Renal Tubule, Hyperplasia, Focal | 2 2 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 4 3 3 2 3 4 4 3 3 3 3 3 3 3 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + | Concretion | | Mucosa, Hyperplasia, Focal | 2 | _____________________________________________________________________________________________________________________| Page 68 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 5| 5| 4| 4| 4| | | DAY ON TEST | 3| 3| 2| 7| 5| 1| 0| 9| 6| 5| | | | 4| 4| 5| 5| 6| 2| 6| 2| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | .025G/KG | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + | 23 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + | 22 | Colon, Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + | 22 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + | 21 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + | 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + | 50 | Lamina Propria, Pigmentation | 4 4 4 4 4 4 4 3 | 50 3.7| __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + | 20 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + | 20 | __________________________________________________________________________|____________| Liver | + + + + + + + + | 50 | Basophilic Focus | X | 17 | Clear Cell Focus | X | 7 | Congestion | | 4 3.3| Fatty Change | 2 2 3 2 | 17 2.1| Hepatodiaphragmatic Nodule | | 1 | Inflammation, Acute, Focal | | 1 2.0| Necrosis | | 1 2.0| Bile Duct, Hyperplasia | 2 2 2 1 1 2 | 41 2.0| Centrilobular, Degeneration | | 1 3.0| __________________________________________________________________________|____________| Mesentery | | 4 | Artery, Inflammation, Acute | | 1 4.0| Fat, Necrosis, Focal | | 4 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + | 50 | Inflammation, Chronic | | 1 2.0| Acinus, Atrophy | | 3 2.3| Acinus, Hyperplasia, Focal | | 4 2.8| Acinus, Hyperplasia | | 2 3.0| Artery, Hypertrophy | | 1 4.0| Artery, Inflammation, Chronic | 4 | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + | 37 | __________________________________________________________________________|____________| Stomach | + + + + + + + + | 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + | 50 | Acanthosis | 2 | 4 2.0| Pigmentation | 2 | 6 1.7| Ulcer | 2 | 6 3.2| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + | 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 69 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 5| 5| 4| 4| 4| | | DAY ON TEST | 3| 3| 2| 7| 5| 1| 0| 9| 6| 5| | | | 4| 4| 5| 5| 6| 2| 6| 2| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | .025G/KG | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Mineralization | | 1 3.0| Necrosis | | 1 4.0| __________________________________________________________________________|____________| Tongue | | 1 | __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + | 50 | Cardiomyopathy | 2 2 2 | 30 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + | 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + | 50 | Hyperplasia, Focal | | 5 2.2| Hypertrophy, Focal | 1 | 1 1.0| Hypertrophy | | 1 1.0| Metaplasia, Osseous | 2 | 1 2.0| Vacuolization Cytoplasmic, Focal | | 2 2.0| Vacuolization Cytoplasmic | 1 2 | 12 1.6| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + | 50 | Hyperplasia, Focal | | 5 2.2| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + | 50 | Hyperplasia | 3 | 2 3.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + | 44 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + | 49 | Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia, Focal | 3 2 | 8 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + | 50 | C-Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + | 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + + | 26 | Inflammation, Chronic | 2 1 2 | 4 2.0| Duct, Cyst | | 1 | __________________________________________________________________________|____________| Prostate | + + + + + + + + | 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 70 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 5| 5| 4| 4| 4| | | DAY ON TEST | 3| 3| 2| 7| 5| 1| 0| 9| 6| 5| | | | 4| 4| 5| 5| 6| 2| 6| 2| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | .025G/KG | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Subacute | | 1 2.0| Inflammation, Suppurative | 2 | 11 2.5| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + | 50 | __________________________________________________________________________|____________| Testes | + + + + + + + + | 50 | Seminiferous Tubule, Degeneration | | 2 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + | 21 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 50 | Mediastinal, Congestion | 4 | 3 3.3| Mediastinal, Cyst | | 1 | Mediastinal, Hyperplasia, Lymphoid | | 1 3.0| Mediastinal, Pigmentation | | 1 2.0| Pancreatic, Cyst | | 1 | Pancreatic, Pigmentation | 4 4 4 4 4 | 21 4.0| Renal, Congestion | | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + | 47 | Hyperplasia, Plasma Cell | | 4 3.8| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + | 50 | Congestion | | 1 4.0| Necrosis, Focal | | 1 3.0| Pigmentation | 4 4 3 4 4 2 4 | 42 3.4| __________________________________________________________________________|____________| Spleen | + + + + + + + + | 50 | Cyst | | 1 | Fibrosis | | 1 2.0| Hyperplasia, Nodular | | 1 4.0| Pigmentation, Hemosiderin | | 1 4.0| Endothelium, Hyperplasia | | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + + + + | 24 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + M + | 12 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + | 28 | Hyperkeratosis | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + | 20 | __________________________________________________________________________|____________| Skeletal Muscle | + | 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 71 NTP Experiment-Test: 05043-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2,4-DIAMINOPHENOL DIHYDROCHLORIDE Date: 04/29/97 Route: GAVAGE Time: 09:17:22 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 5| 4| 5| 5| 4| 4| 4| | | DAY ON TEST | 3| 3| 2| 7| 5| 1| 0| 9| 6| 5| | | | 4| 4| 5| 5| 6| 2| 6| 2| 2| 6| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | A | .025G/KG | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| | L | 72HM | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + | 50 | __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + | 50 | Adenomatosis | | 1 3.0| Congestion | 3 4 2 | 16 3.3| Hemorrhage | | 1 3.0| Inflammation, Granulomatous | | 1 2.0| Alveolar Epithelium, Pigmentation | | 1 2.0| Perivascular, Inflammation, Chronic | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + | 21 | Nasolacrimal Duct, Inflammation, | | | Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + | 50 | Mucosa, Pigmentation | | 2 3.5| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | __________________________________________________________________________|____________| Eye | | 3 | Cataract | | 1 3.0| Anterior Chamber, Inflammation, | | | Suppurative | | 1 3.0| __________________________________________________________________________|____________| Zymbal's Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + | 50 | Cyst | | 1 | Nephropathy | 4 4 3 2 3 2 2 2 | 50 3.3| Renal Tubule, Hyperplasia, Focal | 2 | 6 1.7| Renal Tubule, Pigmentation, | | | Hemosiderin | 3 3 4 4 3 2 3 3 | 42 3.1| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + | 50 | Concretion | | 1 3.0| Mucosa, Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 72 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 682632-682632/682632 --multipart-boundary--