TR 341 Rat Pathology Tables
NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 Facility: Southern Research Institute Chemical CAS #: 67-20-9 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 6| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 6| 2| 9| 0| 2| 8| 7| 0| 3| 3| 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| | 9| 9| 5| 5| 5| 8| 0| 1| 0| 7| 1| 1| 2| 5| 5| 0| 1| 5| 5| 5| 3| 5| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Submucosa, Edema, Diffuse | 4 | Submucosa, Hemorrhage, Multifocal | 3 | Submucosa, Inflammation, Diffuse | 3 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 X 2| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis, Focal | 3| Basophilic Focus, Multiple | 2 2 2 | Clear Cell Focus | 3 | Cytologic Alterations, Focal | | Developmental Malformation | | Hyperplasia, Focal | | Infiltration Cellular, Multifocal, | | Lymphocyte | 3 | Inflammation, Focal, Granulomatous | 2 2 | Inflammation, Granulomatous, | | Multifocal | 3 | Necrosis, Coagulative, Focal | 3 | Vacuolization Cytoplasmic, Focal | 3 | Vacuolization Cytoplasmic, Multifocal| 2 3 | Bile Duct, Hyperplasia | | __________________________________________________________________________| Mesentery | + + + | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy, Focal | 2 2| Acinus, Atrophy, Multifocal | 3 | Duct, Cyst | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 4 3 | Ulcer, Focal | 3 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erosion | 2 | Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 6| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 6| 2| 9| 0| 2| 8| 7| 0| 3| 3| 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| | 9| 9| 5| 5| 5| 8| 0| 1| 0| 7| 1| 1| 2| 5| 5| 0| 1| 5| 5| 5| 3| 5| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | 2 2 2 2 2 3 3 3 3 2 2 2 3 2 3 2| Inflammation, Multifocal | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Congestion | | Cyst | X | Degeneration, Fatty, Focal | | Hyperplasia, Focal | 3 2 2 | Vacuolization Cytoplasmic, Diffuse | 4 | Vacuolization Cytoplasmic, Focal | 2 2 | Extra Adrenal Tissue, Accessory | | Adrenal Cortical Nodule | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + M M + + + + + + + + + + + + + + + + + +| Angiectasis | | Cyst, Multiple | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 3 4 4 2 3 4 4 4 4 3 4 3 | Pars Distalis, Cyst | X X X | Pars Distalis, Cyst, Multiple | X X X X | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia, Focal | 3 | Pars Distalis, Necrosis | 2 | Pars Distalis, Pigmentation | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | | C-Cell, Hyperplasia, Focal | 2 3 | C-Cell, Hyperplasia, Multifocal | 2 2 | Follicle, Cyst | 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + M M + + + + + + + + + M + + + + + + + + +| Inflammation, Suppurative | | Duct, Cyst | X X X X X X| __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 6| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 6| 2| 9| 0| 2| 8| 7| 0| 3| 3| 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| | 9| 9| 5| 5| 5| 8| 0| 1| 0| 7| 1| 1| 2| 5| 5| 0| 1| 5| 5| 5| 3| 5| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Cyst | X | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Chronic, Focal | | Cervix, Cyst | X | Cervix, Inflammation, Suppurative | | Endometrium, Cyst | | Endometrium, Hyperplasia, Cystic | 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + | Anemia | X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Reticulum Cell | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Congestion | 4 | Mediastinal, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Inflammation, Suppurative | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hematopoietic Cell Proliferation | 3 | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + + + + + + + + M + M + + + + M M + + M + M + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 3 3 1 | Hyperplasia, Lobular | 3 2 3 2| Duct, Cyst | X X X X X X X X X X X X X X X X X X X X| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Osteopetrosis | | Cranium, Hyperostosis | 2 | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 5| 6| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 6| 2| 9| 0| 2| 8| 7| 0| 3| 3| 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| | 9| 9| 5| 5| 5| 8| 0| 1| 0| 7| 1| 1| 2| 5| 5| 0| 1| 5| 5| 5| 3| 5| 5| 5| 5| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 4 3 | Degeneration, Multifocal | 3 | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Infiltration Cellular, Focal, | | Histiocyte | 2 | Inflammation, Chronic | 2 3 2 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Foreign Body | 3 | Lumen, Fungus | X | Lumen, Inflammation, Suppurative | 3 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Lymphocyte | 4 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + + + | Middle Ear, Inflammation, Suppurative| | __________________________________________________________________________| Eye | | Inflammation, Suppurative | | __________________________________________________________________________| Harderian Gland | | Fibrosis | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization, Multifocal | 1 | Nephropathy, Chronic | 2 2 3 2 2 3 2 2 1 2 3 4 2 2 2 2 3 2 2 2 3 3| Pelvis, Infiltration Cellular, | | Lymphocyte | | Renal Tubule, Degeneration | | Renal Tubule, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 0| 5| 1| 2| 3| 3| 3| 3| 3| 3| 2| 2| 2| 3| 3| 6| 6| 0| 2| 3| | | 3| 5| 5| 5| 5| 2| 8| 9| 8| 5| 3| 5| 5| 5| 5| 8| 7| 9| 5| 5| 1| 6| 9| 0| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Submucosa, Edema, Diffuse | | 1 4.0| Submucosa, Hemorrhage, Multifocal | | 1 3.0| Submucosa, Inflammation, Diffuse | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | X X | 6 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis, Focal | | 1 3.0| Basophilic Focus, Multiple | 2 X 3 1 2 2 2| 10 2.0| Clear Cell Focus | | 1 3.0| Cytologic Alterations, Focal | 2 | 1 2.0| Developmental Malformation | X X | 2 | Hyperplasia, Focal | 2 | 1 2.0| Infiltration Cellular, Multifocal, | | | Lymphocyte | 2 | 2 2.5| Inflammation, Focal, Granulomatous | | 2 2.0| Inflammation, Granulomatous, | | | Multifocal | 2 | 2 2.5| Necrosis, Coagulative, Focal | 3 | 2 3.0| Vacuolization Cytoplasmic, Focal | 3 2 | 3 2.7| Vacuolization Cytoplasmic, Multifocal| | 2 2.5| Bile Duct, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + | 8 | Fat, Necrosis, Focal | 3 3 3 3 2 | 6 2.8| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinus, Atrophy, Focal | 3 2 2| 5 2.2| Acinus, Atrophy, Multifocal | | 1 3.0| Duct, Cyst | | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Edema | 4 | 3 3.7| __________________________________________________________________________________________________________________________________ * : 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 6 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 0| 5| 1| 2| 3| 3| 3| 3| 3| 3| 2| 2| 2| 3| 3| 6| 6| 0| 2| 3| | | 3| 5| 5| 5| 5| 2| 8| 9| 8| 5| 3| 5| 5| 5| 5| 8| 7| 9| 5| 5| 1| 6| 9| 0| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Ulcer, Focal | 4 | 3 3.3| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Erosion | | 1 2.0| Inflammation, Chronic | | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 3 3 3 3 2 2 2 3 2 3 3 2 2 3 2 4 2| 33 2.5| Inflammation, Multifocal | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 3 3 3 3 | 6 3.0| Congestion | 3 | 1 3.0| Cyst | | 1 | Degeneration, Fatty, Focal | 3 3 | 2 3.0| Hyperplasia, Focal | | 3 2.3| Vacuolization Cytoplasmic, Diffuse | | 1 4.0| Vacuolization Cytoplasmic, Focal | 3 3 | 4 2.5| Extra Adrenal Tissue, Accessory | | | Adrenal Cortical Nodule | X | 1 | __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Angiectasis | 3 | 1 3.0| Cyst, Multiple | 4 | 1 4.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Angiectasis | 4 3 4 3 4 4 3 2 3 4 3 3 4 | 26 3.4| Pars Distalis, Cyst | X X X X X| 8 | Pars Distalis, Cyst, Multiple | X | 5 | Pars Distalis, Hemorrhage | 4 | 1 4.0| Pars Distalis, Hyperplasia, Focal | 3| 2 3.0| Pars Distalis, Necrosis | | 1 2.0| Pars Distalis, Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ultimobranchial Cyst | X | 1 | C-Cell, Hyperplasia, Focal | 3 2 2 | 5 2.4| C-Cell, Hyperplasia, Multifocal | 3 | 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 7 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 0| 5| 1| 2| 3| 3| 3| 3| 3| 3| 2| 2| 2| 3| 3| 6| 6| 0| 2| 3| | | 3| 5| 5| 5| 5| 2| 8| 9| 8| 5| 3| 5| 5| 5| 5| 8| 7| 9| 5| 5| 1| 6| 9| 0| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Follicle, Cyst | | 1 3.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + M + + + M + + + + + + + + + + M + + + +| 44 | Inflammation, Suppurative | 4 3 | 2 3.5| Duct, Cyst | X X X X X X| 12 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 2 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Chronic, Focal | 2 | 1 2.0| Cervix, Cyst | X | 2 | Cervix, Inflammation, Suppurative | 3 | 1 3.0| Endometrium, Cyst | X | 1 | Endometrium, Hyperplasia, Cystic | 3 3 2 3 | 5 2.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + | 9 | Anemia | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + I| 49 | Hyperplasia, Reticulum Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Lymphoid | 3 | 1 3.0| Mediastinal, Congestion | | 1 4.0| Mediastinal, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + M + + + + M + + + +| 48 | Hyperplasia, Lymphoid | 3 | 2 3.0| Inflammation, Suppurative | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 3.0| Hematopoietic Cell Proliferation | 3 4 3| 4 3.3| Pigmentation, Hemosiderin | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + + + + M + + + +| 43 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 0| 5| 1| 2| 3| 3| 3| 3| 3| 3| 2| 2| 2| 3| 3| 6| 6| 0| 2| 3| | | 3| 5| 5| 5| 5| 2| 8| 9| 8| 5| 3| 5| 5| 5| 5| 8| 7| 9| 5| 5| 1| 6| 9| 0| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Cystic | 4 4 | 5 3.0| Hyperplasia, Lobular | 3 | 5 2.6| Duct, Cyst | X X X X X X X X X X X X X X X X X X | 38 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst Epithelial Inclusion | X| 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Osteopetrosis | 4| 1 4.0| Cranium, Hyperostosis | 2 2 X| 4 2.0| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 4 X X X | 6 3.7| Degeneration, Multifocal | | 1 3.0| __________________________________________________________________________|____________| Spinal Cord | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 2 | 1 2.0| Infiltration Cellular, Focal, | | | Histiocyte | 2 | 2 2.0| Inflammation, Chronic | | 4 2.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumen, Foreign Body | | 1 3.0| Lumen, Fungus | X | 2 | Lumen, Inflammation, Suppurative | 3 4 | 4 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Lymphocyte | | 1 4.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + + + + | 11 | Middle Ear, Inflammation, Suppurative| 4 | 1 4.0| __________________________________________________________________________|____________| Eye | + | 1 | Inflammation, Suppurative | 3 | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 9 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 0| 5| 1| 2| 3| 3| 3| 3| 3| 3| 2| 2| 2| 3| 3| 6| 6| 0| 2| 3| | | 3| 5| 5| 5| 5| 2| 8| 9| 8| 5| 3| 5| 5| 5| 5| 8| 7| 9| 5| 5| 1| 6| 9| 0| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Fibrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization, Multifocal | | 1 1.0| Nephropathy, Chronic | 3 3 2 2 2 3 2 3 2 3 3 1 3 1 2 3 2 2 4 3 2 3| 44 2.4| Pelvis, Infiltration Cellular, | | | Lymphocyte | 3 | 1 3.0| Renal Tubule, Degeneration | 3 | 1 3.0| Renal Tubule, Pigmentation, | | | Hemosiderin | 4 | 1 4.0| __________________________________________________________________________|____________| 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 10 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 5| 4| 0| 3| 3| 9| 9| 3| 3| 3| 8| 0| 3| 3| 3| 1| 7| 3| 3| 3| | 4| 3| 3| 3| 3| 4| 6| 0| 3| 3| 1| 8| 0| 0| 3| 6| 5| 0| 3| 3| 3| 7| 3| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + A + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + A + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + A + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus, Multiple | 2 2 2 2 2| Clear Cell Focus | 2 | Cytologic Alterations, Focal | 3 | Developmental Malformation | | Focal Cellular Change | X | Hematopoietic Cell Proliferation | | Inflammation, Focal, Granulomatous | 2 2 | Inflammation, Granulomatous, | | Multifocal | 2 2 2 | Necrosis, Coagulative, Focal | | Vacuolization Cytoplasmic, Diffuse | 4 3 | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic, Multifocal| | Bile Duct, Hyperplasia | 2 2 | __________________________________________________________________________| Mesentery | + + + + + + | Hemorrhage, Focal | 3 | Fat, Fibrosis, Focal | | Fat, Necrosis, Focal | 2 3 4 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + A + + +| Acinus, Atrophy, Focal | 3 1 3 3| Acinus, Atrophy | 2 | Acinus, Hyperplasia, Focal | | __________________________________________________________________________| Pharynx | + | Hyperplasia | 3 | Inflammation, Suppurative | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 4 | Hyperkeratosis | | Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 5| 4| 0| 3| 3| 9| 9| 3| 3| 3| 8| 0| 3| 3| 3| 1| 7| 3| 3| 3| | 4| 3| 3| 3| 3| 4| 6| 0| 3| 3| 1| 8| 0| 0| 3| 6| 5| 0| 3| 3| 3| 7| 3| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Ulcer, Focal | 3 | Epithelium, Hyperplasia | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia, Focal | 2 | Erosion | 3 2 | Mineralization | 2 | Necrosis, Focal | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | 3 3 2 3 2 2 2 3 3 2 3 2 2 | Inflammation, Multifocal | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Degeneration, Fatty, Focal | 2 3 2 2 2| Hyperplasia, Focal | 2 2 | Hypertrophy, Focal | 3 | Vacuolization Cytoplasmic, Focal | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + M + + + + + + + + + + + M + +| Hyperplasia | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 3 2 3 2 3 4 3 4 3 3 3 3 3 3| Pars Distalis, Cyst | X X | Pars Distalis, Cyst, Multiple | X | Pars Distalis, Hyperplasia, Focal | 3 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia, Focal | | C-Cell, Hyperplasia, Multifocal | | Follicle, Hyperplasia, Cystic | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | M + + + + + + + + + + + + M + + M + + M + + + M +| Inflammation, Suppurative | | Duct, Cyst | X X X | _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 5| 4| 0| 3| 3| 9| 9| 3| 3| 3| 8| 0| 3| 3| 3| 1| 7| 3| 3| 3| | 4| 3| 3| 3| 3| 4| 6| 0| 3| 3| 1| 8| 0| 0| 3| 6| 5| 0| 3| 3| 3| 7| 3| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | 3 | Cervix, Abscess | | Cervix, Cyst | | Cervix, Inflammation, Suppurative | | Endometrium, Hyperplasia, Cystic | 2 2 3 3 3 | Endometrium, Inflammation, | | Suppurative | 2 | Muscularis, Cyst | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + | Anisocytosis | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Reticulum Cell | 3 | Myelofibrosis | 3 | Myeloid Cell, Hyperplasia | 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Hyperplasia, Lymphoid | | Axillary, Infiltration Cellular, | | Plasma Cell | | Axillary, Infiltration Cellular, | | Histiocyte | | Mediastinal, Erythrophagocytosis | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Erythrophagocytosis | | Hyperplasia, Lymphoid | 3 | Infiltration Cellular, Plasma Cell | 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + I + + +| Erythrophagocytosis | | Infiltration Cellular, Histiocyte | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hematopoietic Cell Proliferation | 3 3 3 | Hemorrhage | 3 | Necrosis, Coagulative | 3 | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | + + + M M + + M + M + + + + + + + M M + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 4 3 4 2 4 4 4 3 | Hyperplasia, Lobular | 3 3 | _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 5| 4| 0| 3| 3| 9| 9| 3| 3| 3| 8| 0| 3| 3| 3| 1| 7| 3| 3| 3| | 4| 3| 3| 3| 3| 4| 6| 0| 3| 3| 1| 8| 0| 0| 3| 6| 5| 0| 3| 3| 3| 7| 3| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Duct, Cyst | X X X X X X X X X X X X X X X X X X X| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis, Focal | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Hyperostosis | 2 X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 4 | Degeneration, Multifocal | 3 | Hemorrhage, Multifocal | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Congestion | 2 2 | Infiltration Cellular, Focal, | | Histiocyte | 2 3 | Inflammation, Chronic | | Alveolar Epithelium, Hyperplasia, | | Focal | 3 1 | Alveolar Epithelium, Hyperplasia, | | Multifocal | 3 | Bronchiole, Inflammation, Chronic | | Active | 3 | Bronchiole, Inflammation, Suppurative| | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Foreign Body | 2 | Lumen, Fungus | X | Lumen, Inflammation, Suppurative | 2 3 4 | Nasolacrimal Duct, Inflammation, | | Suppurative | 3| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + | __________________________________________________________________________| Eye | + + + +| Cataract | 3 | Synechia | | Cornea, Edema | 2 2| Retina, Degeneration | 4 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 7| 7| 7| 7| 5| 6| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 9| 3| 3| 3| 3| 5| 4| 0| 3| 3| 9| 9| 3| 3| 3| 8| 0| 3| 3| 3| 1| 7| 3| 3| 3| | 4| 3| 3| 3| 3| 4| 6| 0| 3| 3| 1| 8| 0| 0| 3| 6| 5| 0| 3| 3| 3| 7| 3| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy, Chronic | 3 2 3 1 2 1 1 4 2 1 2 1 1 2 2 3 2 2 1 1 2 2 2 2| Renal Tubule, Hyperplasia, Focal | 2 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Mucosa, Hyperplasia, Diffuse | 2 | _____________________________________________________________________________________________________________________| Page 15 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 9| 0| 3| 3| 3| 1| 4| 3| 3| 3| 3| 3| 3| 3| 3| 4| 7| 3| 3| 3| 2| 7| 9| 3| 3| | | 3| 0| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 9| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X | 2 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + A + + + + M + + + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Small | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus, Multiple | 2 2 2 2 2| 10 2.0| Clear Cell Focus | | 1 2.0| Cytologic Alterations, Focal | | 1 3.0| Developmental Malformation | X| 1 | Focal Cellular Change | | 1 | Hematopoietic Cell Proliferation | 2 | 1 2.0| Inflammation, Focal, Granulomatous | | 2 2.0| Inflammation, Granulomatous, | | | Multifocal | 2 2 2 2 | 7 2.0| Necrosis, Coagulative, Focal | 3 1 | 2 2.0| Vacuolization Cytoplasmic, Diffuse | | 2 3.5| Vacuolization Cytoplasmic, Focal | 3 | 1 3.0| Vacuolization Cytoplasmic, Multifocal| 2 | 1 2.0| Bile Duct, Hyperplasia | 2 2 | 4 2.0| __________________________________________________________________________|____________| Mesentery | + + + +| 10 | Hemorrhage, Focal | | 1 3.0| Fat, Fibrosis, Focal | 3| 1 3.0| Fat, Necrosis, Focal | 3 3 3| 8 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Acinus, Atrophy, Focal | 3 2 2 2 | 8 2.4| Acinus, Atrophy | | 1 2.0| Acinus, Hyperplasia, Focal | 3 | 1 3.0| __________________________________________________________________________|____________| Pharynx | | 1 | Hyperplasia | | 1 3.0| Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 16 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 9| 0| 3| 3| 3| 1| 4| 3| 3| 3| 3| 3| 3| 3| 3| 4| 7| 3| 3| 3| 2| 7| 9| 3| 3| | | 3| 0| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 9| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Edema | 3 | 2 3.5| Hyperkeratosis | 3 | 1 3.0| Inflammation, Chronic | | 1 4.0| Ulcer, Focal | | 1 3.0| Epithelium, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia, Focal | | 1 2.0| Erosion | | 2 2.5| Mineralization | 3 2 | 3 2.3| Necrosis, Focal | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 2 3 2 2 2 2 3 3 3 3 2 2| 25 2.4| Inflammation, Multifocal | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 3.0| Degeneration, Fatty, Focal | 4 2| 7 2.4| Hyperplasia, Focal | 2 2 2 3| 6 2.2| Hypertrophy, Focal | | 1 3.0| Vacuolization Cytoplasmic, Focal | 2 | 2 2.5| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 3.0| Hyperplasia, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| 47 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Pituitary Gland | + A + + + M + + + + + + + + + + + + + + + + + + +| 48 | Pars Distalis, Angiectasis | 2 2 3 4 3 4 4 4 3 3 4| 26 3.1| Pars Distalis, Cyst | X X | 4 | Pars Distalis, Cyst, Multiple | X X | 3 | Pars Distalis, Hyperplasia, Focal | 3 2 | 5 2.8| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia, Focal | 2 2 2 2 | 4 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 17 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 9| 0| 3| 3| 3| 1| 4| 3| 3| 3| 3| 3| 3| 3| 3| 4| 7| 3| 3| 3| 2| 7| 9| 3| 3| | | 3| 0| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 9| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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 | | | | | | C-Cell, Hyperplasia, Multifocal | 2 2 | 2 2.0| Follicle, Hyperplasia, Cystic | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + M M + + + + + + + + M + + + + + + + + +| 42 | Inflammation, Suppurative | 2 | 1 2.0| Duct, Cyst | X X X 4 | 7 4.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | 3 | 2 3.0| Cervix, Abscess | 3 4 | 2 3.5| Cervix, Cyst | 4 | 1 4.0| Cervix, Inflammation, Suppurative | 3 3 3 | 3 3.0| Endometrium, Hyperplasia, Cystic | 3 3 3 3 2 | 10 2.7| Endometrium, Inflammation, | | | Suppurative | | 1 2.0| Muscularis, Cyst | X | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + | 8 | Anisocytosis | X | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Reticulum Cell | 2| 2 2.5| Myelofibrosis | | 1 3.0| Myeloid Cell, Hyperplasia | 3 3 3 | 4 2.8| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Axillary, Hyperplasia, Lymphoid | 3 | 1 3.0| Axillary, Infiltration Cellular, | | | Plasma Cell | 3 | 1 3.0| Axillary, Infiltration Cellular, | | | Histiocyte | 3 | 1 3.0| Mediastinal, Erythrophagocytosis | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Erythrophagocytosis | 2 | 1 2.0| Hyperplasia, Lymphoid | | 1 3.0| Infiltration Cellular, Plasma Cell | | 2 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 18 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 9| 0| 3| 3| 3| 1| 4| 3| 3| 3| 3| 3| 3| 3| 3| 4| 7| 3| 3| 3| 2| 7| 9| 3| 3| | | 3| 0| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 9| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Erythrophagocytosis | 3 | 1 3.0| Infiltration Cellular, Histiocyte | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 | 2 3.0| Hematopoietic Cell Proliferation | 3 4 3 3 3 | 8 3.1| Hemorrhage | | 1 3.0| Necrosis, Coagulative | | 1 3.0| Pigmentation, Hemosiderin | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + M M + + + + + + + + M + + + + + M + + + + + + +| 40 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Cystic | 4 3 3 | 11 3.5| Hyperplasia, Lobular | 2 | 3 2.7| Duct, Cyst | X X X X X X X X X X X X X X X X X X X X| 39 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperkeratosis, Focal | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cranium, Hyperostosis | X X X | 5 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 1 4.0| Degeneration, Multifocal | 2 2 | 3 2.3| Hemorrhage, Multifocal | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 2 2.0| Congestion | 2 2| 4 2.0| Infiltration Cellular, Focal, | | | Histiocyte | 2 1 1 | 5 1.8| Inflammation, Chronic | 1 | 1 1.0| Alveolar Epithelium, Hyperplasia, | | | Focal | | 2 2.0| Alveolar Epithelium, Hyperplasia, | | | __________________________________________________________________________________________________________________________________ * : 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 19 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 4| 4| 7| 7| 7| 7| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 9| 0| 3| 3| 3| 1| 4| 3| 3| 3| 3| 3| 3| 3| 3| 4| 7| 3| 3| 3| 2| 7| 9| 3| 3| | | 3| 0| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 9| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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 | | | | | | Multifocal | | 1 3.0| Bronchiole, Inflammation, Chronic | | | Active | | 1 3.0| Bronchiole, Inflammation, Suppurative| 1 | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + M M + + + + + + + + M + + + + + + + + +| 47 | Lumen, Foreign Body | | 1 2.0| Lumen, Fungus | | 1 | Lumen, Inflammation, Suppurative | | 3 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 3 4 3 | 4 3.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + | 5 | __________________________________________________________________________|____________| Eye | + + | 6 | Cataract | 4 | 2 3.5| Synechia | 4 | 1 4.0| Cornea, Edema | | 2 2.0| Retina, Degeneration | 2 4 | 3 3.3| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nephropathy, Chronic | 1 1 3 3 3 2 1 2 2 3 1 3 2 4 2 1 2 3 3 1 3 1 2 2| 48 2.0| Renal Tubule, Hyperplasia, Focal | | 1 2.0| Renal Tubule, Pigmentation, | | | Hemosiderin | | 2 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mucosa, Hyperplasia, Diffuse | | 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 20 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 4| 5| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 3| 6| 3| 3| 3| 2| 6| 3| 3| 3| 7| 2| 2| 3| 3| 6| 3| 3| 3| 3| 0| 2| 3| 3| 3| | 5| 4| 4| 4| 4| 3| 7| 0| 4| 4| 0| 7| 8| 0| 4| 5| 4| 4| 4| 4| 1| 6| 0| 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 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| 0.06% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + A + + + + + + + + + + A + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Colon | M + + + + M + + + + A + + + + + + + + + + A + + +| Parasite Metazoan | X | Mucosa, Mineralization | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + M + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + A + + + + + + + + + + A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus, Multiple | 2 2 | Developmental Malformation | X X X | Infiltration Cellular, Multifocal, | | Lymphocyte | | Inflammation, Granulomatous, | | Multifocal | 3 2 | Necrosis, Coagulative, Diffuse | | Vacuolization Cytoplasmic, Diffuse | 3 3 4 | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic, Multifocal| 3 | Bile Duct, Hyperplasia | 3 2 2 3 2 | Centrilobular, Congestion | 2 | Kupffer Cell, Pigmentation, Bile | | __________________________________________________________________________| Mesentery | + + + + + + + + | Infiltration Cellular, Lymphocyte | 3 | Inflammation, Focal, Granulomatous | 3 | Fat, Necrosis, Focal | 3 3 3 3 3 4 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + A + + +| Acinus, Atrophy, Focal | 3 3 | Acinus, Hyperplasia, Focal | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + M| Cyst | X | Edema | 4 | Hyperkeratosis | | Hyperplasia | | Inflammation, Chronic | | Mineralization | | Ulcer, Focal | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + M| _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 4| 5| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 3| 6| 3| 3| 3| 2| 6| 3| 3| 3| 7| 2| 2| 3| 3| 6| 3| 3| 3| 3| 0| 2| 3| 3| 3| | 5| 4| 4| 4| 4| 3| 7| 0| 4| 4| 0| 7| 8| 0| 4| 5| 4| 4| 4| 4| 1| 6| 0| 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 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| 0.06% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic | 4 | Mineralization | 2 | Ulcer | | __________________________________________________________________________| Tongue | | Inflammation | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | 2 2 3 3 2 2 3 4 2 2 3 3 2 2 3 3 3 3 3| Inflammation, Multifocal | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + A + + +| Angiectasis | 3 4 4 | Degeneration, Fatty, Focal | 3 | Hemorrhage, Diffuse | | Hemorrhage, Focal | 2 | Hyperplasia, Focal | 2 2 2 | Necrosis | 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + A + + +| Angiectasis | | Hyperplasia, Focal | 2 | Infiltration Cellular, Multifocal, | | Lymphocyte | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 4 3 2 3 4 4 3 4 4 3| Pars Distalis, Cyst | X X X | Pars Distalis, Cyst, Multiple | | Pars Distalis, Hemorrhage | 3 | Pars Distalis, Hyperplasia, Focal | 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | | C-Cell, Hyperplasia, Focal | 3 2 2 1 3 2 2 | C-Cell, Hyperplasia, Multifocal | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | Hemorrhage | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | M + + + + M + + + + + + + + + M + + + + + A + + +| _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 4| 5| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 3| 6| 3| 3| 3| 2| 6| 3| 3| 3| 7| 2| 2| 3| 3| 6| 3| 3| 3| 3| 0| 2| 3| 3| 3| | 5| 4| 4| 4| 4| 3| 7| 0| 4| 4| 0| 7| 8| 0| 4| 5| 4| 4| 4| 4| 1| 6| 0| 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 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| 0.06% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Suppurative | 3 3 | Duct, Cyst | X X X X | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | | Cervix, Abscess | 3 3 | Cervix, Cyst | X X X | Cervix, Cyst, Multiple | | Cervix, Inflammation, Suppurative | 2 3 | Endometrium, Hyperplasia, Cystic | 4 2 3 2 3| Endometrium, Inflammation, | | Suppurative | 2 | Endometrium, Necrosis, Focal | | Lumen, Inflammation, Suppurative | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + A + + + + + + + + + + A + + +| Myelofibrosis | 3 | Myeloid Cell, Hyperplasia | 3 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Hyperplasia, Lymphoid | | Iliac, Hyperplasia, Lymphoid | 3 | Mediastinal, Congestion | | Renal, Sinus, Ectasia | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + M + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + M + + + + +| Angiectasis | | Hyperplasia, Lymphoid | 2 | Infiltration Cellular, Histiocyte | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + A + + +| Atrophy | | Congestion | 3 | Fibrosis | 3 | Hematopoietic Cell Proliferation | 2 3 3 | Hyperplasia, Focal, Lymphoid | 2 | Pigmentation, Hemosiderin | | __________________________________________________________________________| Thymus | M M + + M M + + M M M M + + + + + M + M + M + + M| Congestion | | Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 4| 5| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 3| 6| 3| 3| 3| 2| 6| 3| 3| 3| 7| 2| 2| 3| 3| 6| 3| 3| 3| 3| 0| 2| 3| 3| 3| | 5| 4| 4| 4| 4| 3| 7| 0| 4| 4| 0| 7| 8| 0| 4| 5| 4| 4| 4| 4| 1| 6| 0| 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 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| 0.06% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 2 4 3 3 4 3 3 4 4| Hyperplasia, Lobular | 3 2 2 | Duct, Cyst | X X X X X X X X X X X X X X X X X X X| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Hyperkeratosis, Focal | 3 3 | Hyperplasia, Focal | 3 | Subcutaneous Tissue, Cyst | | Subcutaneous Tissue, Inflammation, | | Suppurative | 4 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Hyperostosis | 2 X 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Degeneration, Multifocal | | Hemorrhage, Focal | 2 | Hemorrhage, Multifocal | | Hydrocephalus | 3 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 3 | Edema | | Infiltration Cellular, Focal, | | Histiocyte | 1 1 2 | Infiltration Cellular, Multifocal, | | Lymphocyte | | Inflammation, Chronic | | Alveolar Epithelium, Hyperplasia, | | Focal | | Interstitium, Edema | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Foreign Body | | Lumen, Inflammation, Suppurative | | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 4| 5| 7| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 3| 6| 3| 3| 3| 2| 6| 3| 3| 3| 7| 2| 2| 3| 3| 6| 3| 3| 3| 3| 0| 2| 3| 3| 3| | 5| 4| 4| 4| 4| 3| 7| 0| 4| 4| 0| 7| 8| 0| 4| 5| 4| 4| 4| 4| 1| 6| 0| 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 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| 0.06% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________| Ear | + + + + + + + + + +| __________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + | Cataract | 4 4 3 3 3 3 3 3 2 3 4 3 2 2 3 3 | Inflammation, Suppurative | | Lens, Mineralization | 3 3 | Retina, Degeneration | 3 3 3 3 3 3 3 4 3 3 3 3 3 3 3 3 3 | __________________________________________________________________________| Harderian Gland | + + + | Fibrosis | 3 4 3 | Infiltration Cellular, Multifocal, | | Lymphocyte | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization, Multifocal | | Nephropathy, Chronic | 2 2 3 4 1 2 2 3 2 2 2 2 1 1 3 3 3 3 2 2 2 2 3| Pigmentation, Hemosiderin | 3 | Cortex, Fibrosis, Focal | 3 | Pelvis, Hydronephrosis | | Renal Tubule, Degeneration | 3 3 | Renal Tubule, Hyperplasia, Focal | | Renal Tubule, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | Parasite Metazoan | X X | 3 | Mucosa, Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + M + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + M + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + M + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + M + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + M + + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus, Multiple | 2 2 2 2 2 2 | 8 2.0| Developmental Malformation | X | 4 | Infiltration Cellular, Multifocal, | | | Lymphocyte | 2 | 1 2.0| Inflammation, Granulomatous, | | | Multifocal | 3 2 2 | 5 2.4| Necrosis, Coagulative, Diffuse | 4 | 1 4.0| Vacuolization Cytoplasmic, Diffuse | 4 4 | 5 3.6| Vacuolization Cytoplasmic, Focal | 2 | 1 2.0| Vacuolization Cytoplasmic, Multifocal| 3 | 2 3.0| Bile Duct, Hyperplasia | 2 2 | 7 2.3| Centrilobular, Congestion | | 1 2.0| Kupffer Cell, Pigmentation, Bile | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + | 9 | Infiltration Cellular, Lymphocyte | | 1 3.0| Inflammation, Focal, Granulomatous | | 1 3.0| Fat, Necrosis, Focal | 3 | 7 3.1| __________________________________________________________________________|____________| Pancreas | M + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Acinus, Atrophy, Focal | 2 3 4 | 5 3.0| Acinus, Hyperplasia, Focal | 2 2 | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | M + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + I + + + +| 48 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + I + + + +| 48 | Cyst | | 1 | Edema | 4 4 | 3 4.0| Hyperkeratosis | 3 4 | 2 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 26 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Hyperplasia | 3 3 | 2 3.0| Inflammation, Chronic | 3 | 1 3.0| Mineralization | 2 | 1 2.0| Ulcer, Focal | 4 4 | 3 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + I + + + +| 48 | Inflammation, Chronic | | 1 4.0| Mineralization | 2 | 2 2.0| Ulcer | 3 | 1 3.0| __________________________________________________________________________|____________| Tongue | + | 1 | Inflammation | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 2 2 3 2 2 2 2 3 3 3 2 3 2 3 2| 34 2.5| Inflammation, Multifocal | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 4 4 | 5 3.8| Degeneration, Fatty, Focal | 2 2 4 2 | 5 2.6| Hemorrhage, Diffuse | 4 | 1 4.0| Hemorrhage, Focal | | 1 2.0| Hyperplasia, Focal | | 3 2.0| Necrosis | 3 | 2 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + M + + + + + + + + + + + + + + + + +| 48 | Angiectasis | 4 | 1 4.0| Hyperplasia, Focal | 3 | 2 2.5| Infiltration Cellular, Multifocal, | | | Lymphocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + M + + + + + + + + +| 48 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Pars Distalis, Angiectasis | 3 3 4 4 3 4 3 2 4 3 3 3 2| 24 3.3| Pars Distalis, Cyst | X X X X X | 8 | Pars Distalis, Cyst, Multiple | X | 1 | Pars Distalis, Hemorrhage | | 1 3.0| Pars Distalis, Hyperplasia, Focal | 2 2 3 2 2 | 7 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 27 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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 | | | | | | Ultimobranchial Cyst | X X X | 3 | C-Cell, Hyperplasia, Focal | 2 2 | 9 2.1| C-Cell, Hyperplasia, Multifocal | 2 2 3 2 | 5 2.2| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + + | 3 | Hemorrhage | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + M M M + + M M + M + + + + + + M + + M + + + +| 38 | Inflammation, Suppurative | 3 4 4 | 5 3.4| Duct, Cyst | 4 X X X X X X X X| 13 4.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 1 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | 2 2 | 2 2.0| Cervix, Abscess | 3 4 | 4 3.3| Cervix, Cyst | X X | 5 | Cervix, Cyst, Multiple | X | 1 | Cervix, Inflammation, Suppurative | 2 2 | 4 2.3| Endometrium, Hyperplasia, Cystic | 3 3 3 2 3 | 10 2.8| Endometrium, Inflammation, | | | Suppurative | 2 | 2 2.0| Endometrium, Necrosis, Focal | 3 | 1 3.0| Lumen, Inflammation, Suppurative | | 1 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Myelofibrosis | 4 | 2 3.5| Myeloid Cell, Hyperplasia | | 2 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Axillary, Hyperplasia, Lymphoid | 3 | 1 3.0| Iliac, Hyperplasia, Lymphoid | | 1 3.0| Mediastinal, Congestion | 4 | 1 4.0| Renal, Sinus, Ectasia | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | M M + + + + + + + + + + + + + + + + + + + + + + +| 47 | Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + M + + + + + + + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 28 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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 | | | | | | Angiectasis | 3 | 1 3.0| Hyperplasia, Lymphoid | 3 | 2 2.5| Infiltration Cellular, Histiocyte | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 3 | 1 3.0| Congestion | 3 3 3 | 4 3.0| Fibrosis | | 1 3.0| Hematopoietic Cell Proliferation | 3 3 3 | 6 2.8| Hyperplasia, Focal, Lymphoid | 4 | 2 3.0| Pigmentation, Hemosiderin | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + M + + M + + + + + + + M + + + + + + + + + M + +| 34 | Congestion | 4 | 1 4.0| Hyperplasia, Lymphoid | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Cystic | 4 2 3 4 3 3 3 3 3 4| 20 3.3| Hyperplasia, Lobular | 3 3 | 5 2.6| Duct, Cyst | X X X X X X X X X X X X X X | 33 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | Cyst Epithelial Inclusion | X | 1 | Hyperkeratosis, Focal | | 2 3.0| Hyperplasia, Focal | | 1 3.0| Subcutaneous Tissue, Cyst | X | 1 | Subcutaneous Tissue, Inflammation, | | | Suppurative | | 2 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cranium, Hyperostosis | 2 | 4 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 3 3 | 2 3.0| Degeneration, Multifocal | 2 | 1 2.0| Hemorrhage, Focal | | 1 2.0| Hemorrhage, Multifocal | 3 | 1 3.0| Hydrocephalus | | 1 3.0| __________________________________________________________________________|____________| Spinal Cord | + | 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 29 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 2 2 | 4 2.3| Edema | 4 | 1 4.0| Infiltration Cellular, Focal, | | | Histiocyte | | 3 1.3| Infiltration Cellular, Multifocal, | | | Lymphocyte | 3 2 | 2 2.5| Inflammation, Chronic | 2 4 | 2 3.0| Alveolar Epithelium, Hyperplasia, | | | Focal | 1| 1 1.0| Interstitium, Edema | | 2 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + M + + + + + + + + + + + + + +| 49 | Lumen, Foreign Body | 3 | 1 3.0| Lumen, Inflammation, Suppurative | 3 | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 3 3 2 | 5 2.2| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + + + + + +| 18 | __________________________________________________________________________|____________| Eye | + + | 19 | Cataract | | 16 3.0| Inflammation, Suppurative | 3 | 1 3.0| Lens, Mineralization | | 2 3.0| Retina, Degeneration | | 17 3.1| __________________________________________________________________________|____________| Harderian Gland | + + + + + + | 9 | Fibrosis | 3 3 4 3 4 | 8 3.4| Infiltration Cellular, Multifocal, | | | Lymphocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization, Multifocal | 2 | 1 2.0| Nephropathy, Chronic | 1 2 2 2 1 4 2 1 2 2 1 4 2 1 2 2 3| 40 2.2| Pigmentation, Hemosiderin | | 1 3.0| Cortex, Fibrosis, Focal | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 30 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 4| 6| 6| 7| 7| 5| 6| 7| 7| 7| 3| 6| 7| 7| 7| 4| 6| 7| 7| 7| 4| 7| 7| 7| 7| | DAY ON TEST | 9| 2| 3| 3| 3| 5| 6| 3| 3| 3| 9| 8| 1| 3| 3| 9| 5| 1| 2| 3| 5| 2| 3| 3| 3| | | 8| 1| 3| 0| 4| 4| 5| 0| 0| 4| 0| 7| 5| 4| 4| 1| 3| 4| 8| 4| 6| 0| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.06% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Pelvis, Hydronephrosis | 2 | 1 2.0| Renal Tubule, Degeneration | | 2 3.0| Renal Tubule, Hyperplasia, Focal | 2 | 1 2.0| Renal Tubule, Pigmentation, | | | Hemosiderin | 3 3 | 2 3.0| __________________________________________________________________________|____________| 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 31 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 4| 5| 7| 7| 7| DAY ON TEST | 3| 4| 1| 3| 3| 5| 9| 2| 3| 3| 0| 3| 9| 4| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| | 3| 3| 5| 4| 4| 4| 5| 9| 4| 4| 6| 3| 1| 5| 4| 0| 4| 4| 4| 4| 5| 1| 4| 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| 0| 0| 0| 0| 0| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | Submucosa, Edema | | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Basophilic Focus | 2 | Cytologic Alterations, Focal | 3 3 | Cytologic Alterations, Multifocal | 3 | Degeneration, Cystic, Focal | 3 | Hyperplasia, Nodular | 3 | Necrosis, Coagulative, Multifocal | 3 3 3 | Vacuolization Cytoplasmic, Diffuse | 4 | Vacuolization Cytoplasmic, Focal | | Vacuolization Cytoplasmic, Multifocal| 2 | Bile Duct, Hyperplasia | 3 2 3 3 3 2 | Bile Duct, Hyperplasia, Multifocal | | Centrilobular, Degeneration | 3 | Portal, Fibrosis | | __________________________________________________________________________| Mesentery | + + + | Inflammation, Granulomatous | | Fat, Edema | | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | 3 4 2 4 3 2 | Adventitia, Edema | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + M + M + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + I + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + I + + + + + +| Edema | 4 | Necrosis | | Ulcer, Focal | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + I + + + + + +| Mineralization | 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 4| 5| 7| 7| 7| DAY ON TEST | 3| 4| 1| 3| 3| 5| 9| 2| 3| 3| 0| 3| 9| 4| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| | 3| 3| 5| 4| 4| 4| 5| 9| 4| 4| 6| 3| 1| 5| 4| 0| 4| 4| 4| 4| 5| 1| 4| 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| 0| 0| 0| 0| 0| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | 3 3 3 3 3 2 3 2 3 3 2 2 2 3 2 3 2 2 3 3 3| Atrium, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Cyst | | Hyperplasia, Focal | 3 3 | Necrosis, Multifocal | 4 | Vacuolization Cytoplasmic, Focal | 3 3 4 3 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 3 3 3 3 3 3 2| Hyperplasia, Multifocal | | Mineralization | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 3 3 3 4 3 | Pars Distalis, Cyst | | Pars Distalis, Hyperplasia, Focal | 2 2 3 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia, Focal | 2 2 2| C-Cell, Hyperplasia, Multifocal | | Follicle, Cyst | | Follicle, Cyst, Multiple | | Follicle, Hyperplasia, Cystic | 3 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | Inflammation, Chronic | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Cellular | 4 2 3 3 2 4 3 3 4 3 4 3 4 4 4 4 4 4 4 4| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + M + + + + M + +| Atrophy | 3 | Fibrosis | 4 3 3 3 | Hyperplasia | | Inflammation, Suppurative | 3 3 3 3 | Duct, Cyst | X X X | _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 4| 5| 7| 7| 7| DAY ON TEST | 3| 4| 1| 3| 3| 5| 9| 2| 3| 3| 0| 3| 9| 4| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| | 3| 3| 5| 4| 4| 4| 5| 9| 4| 4| 6| 3| 1| 5| 4| 0| 4| 4| 4| 4| 5| 1| 4| 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| 0| 0| 0| 0| 0| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | 2 | Inflammation, Chronic | 2 | Inflammation, Suppurative | 2 4 2 3 3 3 1 2 3 3 1 3 3| Mineralization, Focal | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Aspermatogenesis | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Atrophy | 3 3 3 3 3 4 4 3 3 3 4 3 3 4 4 3 3 4 3 4 3| Hemorrhage | 3 | Mineralization | 3 | Arteriole, Necrosis, Fibrinoid | 2| Interstitial Cell, Hyperplasia | 3 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + + + M + + + | Hypochromasia | X | Polychromasia | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Reticulum Cell | 3 | Myelofibrosis | 3| Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Congestion | | Mediastinal, Pigmentation, | | Hemosiderin | 4 | Pancreatic, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + M M + + + + + +| Cyst | X | Hyperplasia, Lymphoid | 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Inflammation, Chronic | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | Fibrosis | | Hematopoietic Cell Proliferation | 2 3 | Necrosis | 4 | __________________________________________________________________________| Thymus | + + + M + + + + + + + + + M + M M + + + + M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 4| 5| 7| 7| 7| DAY ON TEST | 3| 4| 1| 3| 3| 5| 9| 2| 3| 3| 0| 3| 9| 4| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| | 3| 3| 5| 4| 4| 4| 5| 9| 4| 4| 6| 3| 1| 5| 4| 0| 4| 4| 4| 4| 5| 1| 4| 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| 0| 0| 0| 0| 0| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + M + + + + + + + + +| Duct, Cyst | X X X| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | X X | Cyst Epithelial Inclusion | | Hyperkeratosis, Focal | | Prepuce, Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Cerebellum, Hemorrhage, Focal | 3 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Atelectasis | 3 | Congestion | 3 | Hemorrhage, Multifocal | 2 | Infiltration Cellular, Histiocyte | 2 | Arteriole, Hypertrophy | 3 | Interstitium, Infiltration Cellular, | | Diffuse, Histiocyte | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Fungus | X 2 | Lumen, Inflammation, Suppurative | 3 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + + + + + + +| __________________________________________________________________________| Eye | + + + +| Cataract | 2 | Retina, Degeneration | 3 2| __________________________________________________________________________| Harderian Gland | + | Fibrosis | 4 | __________________________________________________________________________| Lacrimal Gland | + | Atrophy | 2 | Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 5| 5| 6| 7| 7| 7| 7| 7| 7| 4| 5| 7| 7| 7| DAY ON TEST | 3| 4| 1| 3| 3| 5| 9| 2| 3| 3| 0| 3| 9| 4| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| | 3| 3| 5| 4| 4| 4| 5| 9| 4| 4| 6| 3| 1| 5| 4| 0| 4| 4| 4| 4| 5| 1| 4| 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| 0| 0| 0| 0| 0| UNTREATD | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy, Chronic | 3 2 4 3 3 2 3 4 4 4 2 2 3 2 3 2 3 3 4 3 2 3 3 4 3| Cortex, Cyst | X | Cortex, Necrosis | 3 | Renal Tubule, Hyperplasia, Focal | 2 | Renal Tubule, Pigmentation, | | Hemosiderin | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 36 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 0| 5| 3| 3| 3| 7| 7| 3| 3| 3| 2| 2| 3| 3| 3| 5| 7| 2| 5| 3| 8| 2| 2| 3| 3| | | 1| 3| 0| 4| 4| 7| 8| 5| 5| 0| 1| 3| 5| 5| 5| 9| 9| 1| 9| 0| 7| 9| 9| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | | 1 | Submucosa, Edema | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | X X X | 6 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 2 2.5| Basophilic Focus | | 1 2.0| Cytologic Alterations, Focal | 3 2 3 | 5 2.8| Cytologic Alterations, Multifocal | | 1 3.0| Degeneration, Cystic, Focal | 4 2 2 | 4 2.8| Hyperplasia, Nodular | | 1 3.0| Necrosis, Coagulative, Multifocal | | 3 3.0| Vacuolization Cytoplasmic, Diffuse | | 1 4.0| Vacuolization Cytoplasmic, Focal | 2 3 3 | 3 2.7| Vacuolization Cytoplasmic, Multifocal| 2 | 2 2.0| Bile Duct, Hyperplasia | 3 3 3 3| 10 2.8| Bile Duct, Hyperplasia, Multifocal | 2 | 1 2.0| Centrilobular, Degeneration | | 1 3.0| Portal, Fibrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + | 6 | Inflammation, Granulomatous | 3 | 1 3.0| Fat, Edema | 3 | 1 3.0| Fat, Necrosis, Focal | | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinus, Atrophy | 3 3 2 | 9 2.9| Adventitia, Edema | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Edema | 4 | 2 4.0| Necrosis | 4 | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 37 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 0| 5| 3| 3| 3| 7| 7| 3| 3| 3| 2| 2| 3| 3| 3| 5| 7| 2| 5| 3| 8| 2| 2| 3| 3| | | 1| 3| 0| 4| 4| 7| 8| 5| 5| 0| 1| 3| 5| 5| 5| 9| 9| 1| 9| 0| 7| 9| 9| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Ulcer, Focal | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | | 1 4.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 3 3 2 3 4 3 3 3 3 3 3 3 3 3 2 3 3 3 2 3 3 3 3| 44 2.8| Atrium, Thrombosis | X X | 3 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 | 1 3.0| Cyst | X | 1 | Hyperplasia, Focal | 2 | 3 2.7| Necrosis, Multifocal | | 1 4.0| Vacuolization Cytoplasmic, Focal | 3 2 3 3 2 2 | 11 2.7| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | 3 3 3 | 10 2.9| Hyperplasia, Multifocal | 3 | 1 3.0| Mineralization | | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 3 | 3 2.7| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Angiectasis | 3 3 4 | 9 3.1| Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia, Focal | 2 2 2 | 7 2.1| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia, Focal | 2 3 2 | 6 2.2| C-Cell, Hyperplasia, Multifocal | 3 | 1 3.0| Follicle, Cyst | X| 1 | Follicle, Cyst, Multiple | X | 1 | Follicle, Hyperplasia, Cystic | 3 | 2 3.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL 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 38 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 0| 5| 3| 3| 3| 7| 7| 3| 3| 3| 2| 2| 3| 3| 3| 5| 7| 2| 5| 3| 8| 2| 2| 3| 3| | | 1| 3| 0| 4| 4| 7| 8| 5| 5| 0| 1| 3| 5| 5| 5| 9| 9| 1| 9| 0| 7| 9| 9| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + | 1 | Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Depletion Cellular | 4 3 4 3 4 4 4 4 3 4 3 4 3 3 4 4 4 4 3 4| 40 3.6| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Atrophy | | 1 3.0| Fibrosis | 3 3 3 | 7 3.1| Hyperplasia | 3 | 1 3.0| Inflammation, Suppurative | 3 3 3 3 3 3 2 | 11 2.9| Duct, Cyst | X X X X X X| 9 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic, Focal | | 1 2.0| Inflammation, Chronic | 2 2 | 3 2.0| Inflammation, Suppurative | 3 1 3 2 3 1 1 3 4 1 4 | 24 2.5| Mineralization, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Aspermatogenesis | 4 2 2 2 2 2 2 4 2 2 2 3 3 3 3 3 3 3 3 3| 38 2.3| Atrophy | 3 4 4 4 4 4 3 3 4 4 4 4 3 3 4 3 3 4 3 4| 41 3.5| Hemorrhage | | 1 3.0| Mineralization | | 1 3.0| Arteriole, Necrosis, Fibrinoid | | 1 2.0| Interstitial Cell, Hyperplasia | 3 2 2 | 4 2.5| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 2 | 3 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + + + + + | 18 | Hypochromasia | | 1 | Polychromasia | X | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Reticulum Cell | 3 | 2 3.0| Myelofibrosis | | 1 3.0| Myeloid Cell, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Lymphoid | 4 | 1 4.0| Mediastinal, Congestion | 4 | 1 4.0| Mediastinal, Pigmentation, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 39 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 0| 5| 3| 3| 3| 7| 7| 3| 3| 3| 2| 2| 3| 3| 3| 5| 7| 2| 5| 3| 8| 2| 2| 3| 3| | | 1| 3| 0| 4| 4| 7| 8| 5| 5| 0| 1| 3| 5| 5| 5| 9| 9| 1| 9| 0| 7| 9| 9| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hemosiderin | | 1 4.0| Pancreatic, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + M + + + M + + + +| 46 | Cyst | | 1 | Hyperplasia, Lymphoid | 3 3 | 4 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + M + + + + + + + + + +| 49 | Angiectasis | 3 4 3 | 3 3.3| Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | 3 | 1 3.0| Fibrosis | 3 | 1 3.0| Hematopoietic Cell Proliferation | 2 | 3 2.3| Necrosis | | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + + + M + + + + + + + M + M + + M M + + + + +| 40 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + M + + + M + + M + + + + + + + + +| 46 | Duct, Cyst | X X X | 6 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | | 2 | Cyst Epithelial Inclusion | X X | 2 | Hyperkeratosis, Focal | 3 2 | 2 2.5| Prepuce, Ulcer | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 3 | 1 3.0| Cerebellum, Hemorrhage, Focal | | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atelectasis | | 1 3.0| Congestion | 2 | 2 2.5| Hemorrhage, Multifocal | | 1 2.0| Infiltration Cellular, Histiocyte | 1 3 | 3 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 40 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 7| 7| 7| 5| 5| 6| 6| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 0| 5| 3| 3| 3| 7| 7| 3| 3| 3| 2| 2| 3| 3| 3| 5| 7| 2| 5| 3| 8| 2| 2| 3| 3| | | 1| 3| 0| 4| 4| 7| 8| 5| 5| 0| 1| 3| 5| 5| 5| 9| 9| 1| 9| 0| 7| 9| 9| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | UNTREATD | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Arteriole, Hypertrophy | | 1 3.0| Interstitium, Infiltration Cellular, | | | Diffuse, Histiocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumen, Fungus | | 2 2.0| Lumen, Inflammation, Suppurative | 3 | 3 2.7| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + + + + + | 16 | __________________________________________________________________________|____________| Eye | | 4 | Cataract | | 1 2.0| Retina, Degeneration | | 2 2.5| __________________________________________________________________________|____________| Harderian Gland | | 1 | Fibrosis | | 1 4.0| __________________________________________________________________________|____________| Lacrimal Gland | | 1 | Atrophy | | 1 2.0| Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nephropathy, Chronic | 2 2 4 4 3 4 3 4 4 2 3 4 4 4 4 1 3 2 3 3 2 4 4 3 3| 50 3.1| Cortex, Cyst | X | 2 | Cortex, Necrosis | | 1 3.0| Renal Tubule, Hyperplasia, Focal | 2 | 2 2.0| Renal Tubule, Pigmentation, | | | Hemosiderin | | 1 3.0| __________________________________________________________________________|____________| 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 41 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + A + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Large, Cecum | + A + + + + + + + + + + + + + + + + + + + A + + +| Parasite Metazoan | X X | Submucosa, Edema | 4 3 | __________________________________________________________________________| Intestine Large, Colon | + A + + + + + + + + + + + + + + + + + + + A + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | M A + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Intestine Small | + A + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + A + + + + + + + + + + + + + M + + + + + A + + +| __________________________________________________________________________| Intestine Small, Jejunum | + A + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Basophilic Focus | X| Cytologic Alterations, Focal | 3 2| Cytologic Alterations, Multifocal | 3 | Degeneration, Cystic, Focal | 3 | Developmental Malformation | | Hyperplasia, Nodular | | Infiltration Cellular, Multifocal, | | Lymphocyte | | Inflammation, Granulomatous, | | Multifocal | 3 3 | Mixed Cell Focus | X | Necrosis, Coagulative, Multifocal | 2 3 | Vacuolization Cytoplasmic, Diffuse | 3 | Vacuolization Cytoplasmic, Focal | 2 | Bile Duct, Hyperplasia | 3 3 3 2 3 2 2 3 3 | Serosa, Fibrosis, Focal | 3 | __________________________________________________________________________| Mesentery | + + | Fibrosis, Focal | 4 | Pigmentation, Hematoidin, Hemosiderin| 3 | Artery, Inflammation, Chronic | | Artery, Mineralization | 3 | Artery, Thrombosis | X | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 3 | Pigmentation, Hematoidin, Hemosiderin| 3 | Acinus, Atrophy | 2 2 1 3 4 3 | Adventitia, Edema | 3 | Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hyperplasia | 3 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 3 | Inflammation, Chronic | | Inflammation, Suppurative | | Mineralization | 2 | Ulcer, Focal | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 3 | Mineralization | 3 3 2 2 1 3 3 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | 3 3 3 4 3 3 2 3 3 2 2 2 2 3 3 3 3 3 2 3| Inflammation, Suppurative | | Atrium, Thrombosis | X | Valve, Bacterium | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 4 | Vacuolization Cytoplasmic, Focal | 3 3 3 2 2 2 2 2 2| Vacuolization Cytoplasmic, Multifocal| 3 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hyperplasia, Focal | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 4 3 4 3 3 4 4 3 3 3| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 3 3 4 3 3 4 3 3 2| Pars Distalis, Cyst | X X | Pars Distalis, Cyst, Multiple | X X | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | | Pars Distalis, Hyperplasia, | | Multifocal | | Pars Distalis, Necrosis | 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | | C-Cell, Hyperplasia, Focal | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Atypia Cellular | X X X X X X X X X X X X | Degeneration | | Depletion Cellular | 4 3 4 3 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4| __________________________________________________________________________| Preputial Gland | M + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 3 3 3 3 | Duct, Cyst | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Cyst, Multiple | | Inflammation, Suppurative | 3 2 3 3 3 3 4 3 3 2 2 3 3 4 3 1 3 3 3 | Mineralization, Multifocal | 3 | Epithelium, Hyperplasia | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 4 3 2 3 | Dilatation | | Epithelium, Hyperplasia | 2 3 3 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Aspermatogenesis | 3 3 4 4 4 4 4 4 4 4 4 3 3 3 4 4 3 3 4 4 | Atrophy | 3 3 4 4 4 4 4 4 3 2 4 3 3 4 4 2 4 4 4 4 4 4 4 4 3| Degeneration | 3 4 4 4 4 4 4 3 4 3 3 3 3 4 3 3 3 4 | Arteriole, Necrosis, Fibrinoid | 3 4 3 3 2 3 2 3 | Interstitial Cell, Hyperplasia | 1 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 3 3 3 3 2 3 3 3 3 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + | Polychromasia | X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Angiectasis | | Mediastinal, Hyperplasia, Lymphoid | | Pancreatic, Hyperplasia, Lymphoid | | Pancreatic, Inflammation, | | Granulomatous | 3 | Pancreatic, Mineralization | 2 | Renal, Angiectasis | 3 | Renal, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + M + + + + + +| Angiectasis | 3 | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Cyst | X | Hyperplasia, Lymphoid | 3 3 3 3 | Infiltration Cellular, Plasma Cell | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + M + + +| Angiectasis | 4 4 | Hyperplasia, Lymphoid | 3 3 2 | Mineralization | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 3 | Fibrosis, Diffuse | | Fibrosis, Focal | 3 4 | Hematopoietic Cell Proliferation | 4 | Hyperplasia, Lymphoid | | Pigmentation, Hemosiderin | 3 | __________________________________________________________________________| Thymus | + + + + + M + + M + M M M M + + + M + + + + M + +| Artery, Inflammation | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + M + + + M M + + + + + + + + + + + + + +| Duct, Cyst | X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 3 | Hyperkeratosis, Focal | 3 3 | Hyperplasia, Focal | 3 | Inflammation, Chronic | 3 | Ulcer, Focal | | Subcutaneous Tissue, Necrosis, Focal | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | X X 4 X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Cerebellum, Hemorrhage, Acute, | | Multifocal | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Atelectasis | 2 | Congestion | 2 | Infiltration Cellular, Focal, | | Lymphocyte | 3 | _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Infiltration Cellular, Histiocyte | | Alveolar Epithelium, Hyperplasia, | | Focal | 2 | Alveolus, Edema | | Interstitium, Infiltration Cellular, | | Mononuclear Cell | 2 | __________________________________________________________________________| Nose | M + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Inflammation, Suppurative | | Nasolacrimal Duct, Inflammation, | | Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + + + + + + + + + + +| __________________________________________________________________________| Eye | + + + + + + + + + + + + + +| Cataract | 3 3 3 3 3 3 3 3 2 3 3 3 3 3| Anterior Chamber, Hemorrhage | 3 | Anterior Chamber, Inflammation, | | Suppurative | | Cornea, Inflammation, Focal, | | Granulomatous | | Lens, Mineralization | 3 4| Retina, Degeneration | 4 3 3 3 3 3 3 3 3 3 3 4 3 3| __________________________________________________________________________| Harderian Gland | + + + + | Atrophy | 3 | Fibrosis | 3 3 3 3 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Embolus Bacterial, Multifocal | | Infiltration Cellular, Multifocal, | | Lymphocyte | | Inflammation, Suppurative | | Mineralization | 4 2 | Nephropathy, Chronic | 3 3 4 4 4 4 4 4 4 3 4 3 4 4 4 1 4 3 4 4 4 3 4 4 3| Cortex, Cyst | X | Cortex, Cyst, Multiple | | Medulla, Congestion | | Pelvis, Hydronephrosis | | Pelvis, Transitional Epithelium, | | Hyperplasia | | Renal Tubule, Hyperplasia, Focal | | __________________________________________________________________________| Ureter | | _____________________________________________________________________________________________________________________| Page 46 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 3| 5| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 6| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 8| 5| 0| 1| 2| 3| 3| 3| 3| 3| 1| 1| 3| 3| 3| 9| 4| 3| 3| 3| 3| 9| 9| 3| 3| | 7| 9| 5| 6| 8| 3| 0| 0| 0| 0| 9| 9| 0| 0| 0| 3| 6| 0| 0| 0| 9| 7| 9| 0| 0| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0.25% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Dilatation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Mucosa, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 47 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | | 2 | Submucosa, Edema | 3 | 3 3.3| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X X | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 3.0| Basophilic Focus | | 1 | Cytologic Alterations, Focal | 2 2 | 4 2.3| Cytologic Alterations, Multifocal | 2 | 2 2.5| Degeneration, Cystic, Focal | 2 | 2 2.5| Developmental Malformation | X | 1 | Hyperplasia, Nodular | 3 | 1 3.0| Infiltration Cellular, Multifocal, | | | Lymphocyte | 2 | 1 2.0| Inflammation, Granulomatous, | | | Multifocal | 3 3 | 4 3.0| Mixed Cell Focus | | 1 | Necrosis, Coagulative, Multifocal | 3 | 3 2.7| Vacuolization Cytoplasmic, Diffuse | | 1 3.0| Vacuolization Cytoplasmic, Focal | | 1 2.0| Bile Duct, Hyperplasia | 2 3 3 2 3 2 3 3 2 3 2 2| 21 2.6| Serosa, Fibrosis, Focal | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + | 6 | Fibrosis, Focal | | 1 4.0| Pigmentation, Hematoidin, Hemosiderin| | 1 3.0| Artery, Inflammation, Chronic | 4 | 1 4.0| Artery, Mineralization | | 1 3.0| Artery, Thrombosis | | 1 | Fat, Necrosis, Focal | 3 3 2 | 3 2.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + M + + + + + + + + +| 49 | Hyperplasia, Focal | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 48 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Pigmentation, Hematoidin, Hemosiderin| | 1 3.0| Acinus, Atrophy | 2 3 3 3 2 2 2 2 2 | 15 2.4| Adventitia, Edema | | 1 3.0| Artery, Inflammation, Chronic | 4 | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Edema | 4 | 2 3.5| Inflammation, Chronic | 4 | 1 4.0| Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 2 2| 3 2.0| Ulcer, Focal | 4 | 2 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Edema | | 1 3.0| Mineralization | 3 3 1 3 1 3 | 14 2.4| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 3 3 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 | 39 2.8| Inflammation, Suppurative | 4 | 1 4.0| Atrium, Thrombosis | 3 | 2 3.0| Valve, Bacterium | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | | 1 4.0| Vacuolization Cytoplasmic, Focal | 2 3 3 3 3 2| 15 2.5| Vacuolization Cytoplasmic, Multifocal| | 2 2.5| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 4 | 1 4.0| Hyperplasia, Focal | 2 3 2 2 2 2 | 7 2.3| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + M + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 3 3 3 2 4 3 3 3 2 3 3 3| 23 3.1| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Angiectasis | 3 4 4 3 | 14 3.2| Pars Distalis, Cyst | X | 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 49 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pars Distalis, Cyst, Multiple | | 2 | Pars Distalis, Hemorrhage | | 1 4.0| Pars Distalis, Hyperplasia, Focal | 2 2 3 1 2 | 5 2.0| Pars Distalis, Hyperplasia, | | | Multifocal | 2 | 1 2.0| Pars Distalis, Necrosis | | 1 4.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ultimobranchial Cyst | X X | 2 | C-Cell, Hyperplasia, Focal | 2 2 2 2 | 5 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atypia Cellular | | 12 | Degeneration | 4 | 1 4.0| Depletion Cellular | 4 4 4 4 4 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4| 46 3.9| __________________________________________________________________________|____________| Preputial Gland | + + + + + M + + + + M + + + + + + + + + + + + + +| 47 | Fibrosis | | 5 3.0| Duct, Cyst | X X | 3 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | Cyst | X| 2 | Cyst, Multiple | X X X | 3 | Inflammation, Suppurative | 2 3 3 3 3 4 3 3 2 3 3 3 2 2 3 2 2 3 2 3| 39 2.8| Mineralization, Multifocal | | 1 3.0| Epithelium, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 2 | 8 2.8| Dilatation | 3| 1 3.0| Epithelium, Hyperplasia | | 4 2.8| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Aspermatogenesis | 4 4 4 4 3 3 4 4 4 3 3 3 4 4 4 4 3 4 3 3 3 3 4 4| 44 3.6| Atrophy | 4 4 4 4 3 3 4 4 4 4 3 3 4 4 4 4 4 3 3 3 4 4 4| 48 3.6| Degeneration | 3 4 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3| 36 3.3| Arteriole, Necrosis, Fibrinoid | 2 3 2 3 2 3 3 | 15 2.7| Interstitial Cell, Hyperplasia | 3 | 2 2.0| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 3 3 3 3 2 3 3 3 3 3| 19 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 50 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + M + + + + + | 10 | Polychromasia | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 | 1 4.0| Myelofibrosis | 4 | 2 3.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Lymphoid | 2 | 1 2.0| Mediastinal, Angiectasis | 3 3 | 2 3.0| Mediastinal, Hyperplasia, Lymphoid | 3 3 | 2 3.0| Pancreatic, Hyperplasia, Lymphoid | 3 | 1 3.0| Pancreatic, Inflammation, | | | Granulomatous | | 1 3.0| Pancreatic, Mineralization | | 1 2.0| Renal, Angiectasis | 3 4 3 | 4 3.3| Renal, Hyperplasia, Lymphoid | 3 3 | 3 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + M + + + + + M + + +| 47 | Angiectasis | | 1 3.0| Cyst | | 1 | Hyperplasia, Lymphoid | 4 3 3 3 3 4 | 10 3.2| Infiltration Cellular, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 3 | 3 3.7| Hyperplasia, Lymphoid | 3 | 4 2.8| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 | 4 2.8| Fibrosis, Diffuse | 3 | 1 3.0| Fibrosis, Focal | 4 3 3 2 | 6 3.2| Hematopoietic Cell Proliferation | 3 | 2 3.5| Hyperplasia, Lymphoid | 3 3 | 2 3.0| Pigmentation, Hemosiderin | | 1 3.0| __________________________________________________________________________|____________| Thymus | + + + + + + + M M + + + M M + M M + + + M + + M +| 34 | Artery, Inflammation | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| 46 | Duct, Cyst | X X X X | 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 51 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | | 1 3.0| Hyperkeratosis, Focal | | 2 3.0| Hyperplasia, Focal | 4 | 2 3.5| Inflammation, Chronic | 4 | 2 3.5| Ulcer, Focal | 4 | 1 4.0| Subcutaneous Tissue, Necrosis, Focal | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 3 | 5 3.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 3 X | 2 3.0| Cerebellum, Hemorrhage, Acute, | | | Multifocal | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atelectasis | 3 | 2 2.5| Congestion | 2 2| 3 2.0| Infiltration Cellular, Focal, | | | Lymphocyte | | 1 3.0| Infiltration Cellular, Histiocyte | 3 3 | 2 3.0| Alveolar Epithelium, Hyperplasia, | | | Focal | 2 3 | 3 2.3| Alveolus, Edema | 4 | 1 4.0| Interstitium, Infiltration Cellular, | | | Mononuclear Cell | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + M + + + + + + + + + + + + + + + + + + +| 48 | Lumen, Inflammation, Suppurative | 3 | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 3 | 2 2.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + + + + + + + + + + +| 26 | __________________________________________________________________________|____________| Eye | + + + + + + + +| 22 | __________________________________________________________________________________________________________________________________ * : 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 52 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 4| 5| 6| 7| 7| 7| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 8| 3| 3| 3| 3| 1| 3| 7| 1| 3| 0| 3| 3| 3| 3| 3| 3| 7| 3| 3| | | 8| 0| 0| 0| 0| 6| 2| 0| 0| 0| 3| 2| 0| 5| 0| 9| 0| 0| 0| 0| 5| 6| 0| 0| 3| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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 | | | | | | Cataract | | 14 2.9| Anterior Chamber, Hemorrhage | | 1 3.0| Anterior Chamber, Inflammation, | | | Suppurative | 3 | 1 3.0| Cornea, Inflammation, Focal, | | | Granulomatous | 3 | 1 3.0| Lens, Mineralization | | 2 3.5| Retina, Degeneration | 1 2 2 | 17 2.9| __________________________________________________________________________|____________| Harderian Gland | | 4 | Atrophy | | 1 3.0| Fibrosis | | 4 3.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Embolus Bacterial, Multifocal | 3 | 1 3.0| Infiltration Cellular, Multifocal, | | | Lymphocyte | 3 | 1 3.0| Inflammation, Suppurative | 3 | 1 3.0| Mineralization | 2 | 3 2.7| Nephropathy, Chronic | 4 4 4 3 4 2 3 4 4 4 4 3 4 4 3 4 4 3 1 2 3 4 4| 48 3.5| Cortex, Cyst | X | 2 | Cortex, Cyst, Multiple | X | 1 | Medulla, Congestion | 3 | 1 3.0| Pelvis, Hydronephrosis | 3 3 | 2 3.0| Pelvis, Transitional Epithelium, | | | Hyperplasia | 3 3 | 2 3.0| Renal Tubule, Hyperplasia, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Ureter | + | 1 | Dilatation | 4 | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mucosa, Hyperplasia | 2 | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 53 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 0| 2| 3| 3| 3| 9| 2| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 8| 0| 3| 3| 3| | 1| 8| 0| 3| 3| 9| 0| 3| 3| 3| 0| 3| 3| 3| 3| 2| 4| 4| 4| 4| 9| 8| 4| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Submucosa, Edema | 4 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 3 | Congestion | 3 | Cytologic Alterations, Focal | 2 2 3 2 | Cytologic Alterations, Multifocal | 2 2 | Degeneration, Cystic, Focal | 2 | Developmental Malformation | | Hematopoietic Cell Proliferation | | Inflammation, Granulomatous, | | Multifocal | 2 | Vacuolization Cytoplasmic, Focal | | Bile Duct, Hyperplasia | 2 3 2 3 2 2 2 | Portal, Fibrosis | 2 | __________________________________________________________________________| Mesentery | + + + +| Artery, Inflammation, Chronic | | Fat, Necrosis, Focal | 3 3 3 2| Vein, Mineralization | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | 3 2 2 2 2 2 2 3 | Artery, Inflammation, Chronic | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | Mineralization | 4 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 4 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | Aorta, Mineralization | 4 | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 54 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 0| 2| 3| 3| 3| 9| 2| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 8| 0| 3| 3| 3| | 1| 8| 0| 3| 3| 9| 0| 3| 3| 3| 0| 3| 3| 3| 3| 2| 4| 4| 4| 4| 9| 8| 4| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Fibrosis, Multifocal | 3 3 3 2 2 3 3 3 3 3 3 4 3 3 3 3 3 3 3 3 2 2 3 3 2| Mineralization, Multifocal | 3 | Atrium, Thrombosis | 4 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hyperplasia, Focal | | Hypertrophy, Focal | 3 | Vacuolization Cytoplasmic, Diffuse | | Vacuolization Cytoplasmic, Focal | 3 4 3 2 | Vacuolization Cytoplasmic, Multifocal| | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 4 | Hyperplasia, Focal | 1 2 2 | Hyperplasia, Multifocal | 2 | Mineralization | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + M + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 4 3 4 3 2| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 4 4 4 3 2 | Pars Distalis, Cyst | X X | Pars Distalis, Cyst, Multiple | | Pars Distalis, Hyperplasia, Focal | 2 2 2 2 | Pars Nervosa, Infiltration Cellular | 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | X | C-Cell, Hyperplasia, Focal | 2 2 | C-Cell, Hyperplasia, Multifocal | | Follicle, Cyst | X | Follicle, Hyperplasia, Cystic | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + | Hyperplasia | 3 | Inflammation, Suppurative | 3 | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Cellular | 3 4 4 3 3 4 3 4 4 4 4 4 4 4 4 4 3 4 4 4 4 3| Fibrosis | 3 | _____________________________________________________________________________________________________________________| Page 55 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 0| 2| 3| 3| 3| 9| 2| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 8| 0| 3| 3| 3| | 1| 8| 0| 3| 3| 9| 0| 3| 3| 3| 0| 3| 3| 3| 3| 2| 4| 4| 4| 4| 9| 8| 4| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Inflammation, Granulomatous | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 | Hyperplasia | 3 | Inflammation, Suppurative | 2 3 2 2 4 | Duct, Cyst | X X X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Fibrosis | 3 3 3 3 | Inflammation, Chronic | 1 | Inflammation | 2 | Inflammation, Suppurative | 3 1 2 4 4 2 3 2 1 3 3 | Epithelium, Hyperplasia | 3 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Fibrosis | 3 | Mineralization | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Aspermatogenesis | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| Atrophy | 3 4 4 3 2 4 2 3 3 4 4 4 4 2 2 4 3 4 3 4 3 4 | Arteriole, Necrosis, Fibrinoid | 2 2 2 2 2 | Interstitial Cell, Hyperplasia | 1 | Perivascular, Infiltration Cellular, | | Mononuclear Cell | 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | M + + + +| Anemia | | Polychromasia | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | 3 | Mediastinal, Congestion | 3 | Mediastinal, Hyperplasia, Lymphoid | | Pancreatic, Hyperplasia, Lymphoid | | Renal, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Cyst | X | Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + M + + + + + + +| Ectasia | 1 | Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| Page 56 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 0| 2| 3| 3| 3| 9| 2| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 8| 0| 3| 3| 3| | 1| 8| 0| 3| 3| 9| 0| 3| 3| 3| 0| 3| 3| 3| 3| 2| 4| 4| 4| 4| 9| 8| 4| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Fibrosis, Focal | 3 | Hematopoietic Cell Proliferation | | __________________________________________________________________________| Thymus | + M + M + M + + + + + + + + + + + M + M + M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Duct, Cyst | X X X X X X X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | X | Fibrosis, Focal | | Hyperplasia, Focal | | Ulcer, Focal | | Subcutaneous Tissue, Mineralization, | | Focal | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | 3 3 | __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 3 3 | Cerebellum, Degeneration | | Cerebellum, Hemorrhage, Focal | 4 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | Hemorrhage, Multifocal | | Infiltration Cellular, Histiocyte | 2 2 1 | Inflammation, Suppurative | | Alveolar Epithelium, Hyperplasia, | | Focal | | Alveolar Epithelium, Hyperplasia, | | Multifocal | 4 | Alveolus, Edema | | Alveolus, Mineralization, Multifocal | 3 | Bronchiole, Foreign Body | | Interstitium, Edema | | Mediastinum, Pigmentation, | | _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 4| 7| 7| 7| 7| DAY ON TEST | 0| 2| 3| 3| 3| 9| 2| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 8| 0| 3| 3| 3| | 1| 8| 0| 3| 3| 9| 0| 3| 3| 3| 0| 3| 3| 3| 3| 2| 4| 4| 4| 4| 9| 8| 4| 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 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 0.13% | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Hemosiderin | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Foreign Body | 3| Lumen, Inflammation, Suppurative | 3| Nasolacrimal Duct, Inflammation, | | Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + + + | __________________________________________________________________________| Eye | + | Anterior Chamber, Inflammation, | | Suppurative | 3 | Cornea, Infiltration Cellular, | | Lymphocyte | | Cornea, Mineralization | | __________________________________________________________________________| Harderian Gland | + + | Ectasia | 2 | Fibrosis | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | Inflammation, Suppurative | 2 | Mineralization | 3 2 | Nephropathy, Chronic | 4 3 4 3 3 3 4 4 4 3 3 3 3 3 3 4 3 3 3 4 4 3 3 3 | Cortex, Cyst | X | Cortex, Cyst, Multiple | X X | Pelvis, Hydronephrosis | 3 4 | Pelvis, Transitional Epithelium, | | Hyperplasia | 2 3 | Renal Tubule, Hyperplasia, Focal | 2| Renal Tubule, Pigmentation, | | Hemosiderin | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Mucosa, Hyperplasia | 3 | Mucosa, Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Submucosa, Edema | | 1 4.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | X X X X | 5 | __________________________________________________________________________|____________| Intestine Large, Rectum | M M + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 2 2.5| Congestion | 3 | 2 3.0| Cytologic Alterations, Focal | 2 | 5 2.2| Cytologic Alterations, Multifocal | | 2 2.0| Degeneration, Cystic, Focal | 2 | 2 2.0| Developmental Malformation | X | 1 | Hematopoietic Cell Proliferation | 2 | 1 2.0| Inflammation, Granulomatous, | | | Multifocal | 3 2 | 3 2.3| Vacuolization Cytoplasmic, Focal | 2 | 1 2.0| Bile Duct, Hyperplasia | 3 2 3 2 2 2 1 3| 15 2.3| Portal, Fibrosis | | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + | 9 | Artery, Inflammation, Chronic | 4 | 1 4.0| Fat, Necrosis, Focal | 3 | 5 2.8| Vein, Mineralization | 3 | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinus, Atrophy | 3 2 | 10 2.3| Artery, Inflammation, Chronic | 4 3 | 2 3.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 4 3 | 3 3.3| Mineralization | 3 3 | 3 3.3| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 3 3 3 2 2 | 8 2.8| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 59 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | Aorta, Mineralization | | 1 4.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 2 2 2 3 2 3 3 3 3 2 3 2 2 3 2 2 3 2 3 3 | 45 2.7| Mineralization, Multifocal | | 1 3.0| Atrium, Thrombosis | X | 3 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 4 | 1 4.0| Hyperplasia, Focal | 2 2 | 2 2.0| Hypertrophy, Focal | 3 | 2 3.0| Vacuolization Cytoplasmic, Diffuse | 2 | 1 2.0| Vacuolization Cytoplasmic, Focal | 2 2 | 6 2.7| Vacuolization Cytoplasmic, Multifocal| 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | | 1 4.0| Hyperplasia, Focal | 3 2 2 3 3| 8 2.3| Hyperplasia, Multifocal | 3 | 2 2.5| Mineralization | | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + M + + + + + + + + + + + + + M + + +| 47 | Hyperplasia | 2 3 2 3 4 3 3 2 3 3 4 4 | 18 3.1| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Angiectasis | 2 | 7 3.1| Pars Distalis, Cyst | | 2 | Pars Distalis, Cyst, Multiple | X | 1 | Pars Distalis, Hyperplasia, Focal | 2 2 | 6 2.0| Pars Nervosa, Infiltration Cellular | | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ultimobranchial Cyst | | 1 | C-Cell, Hyperplasia, Focal | | 2 2.0| C-Cell, Hyperplasia, Multifocal | 4 | 1 4.0| Follicle, Cyst | | 1 | Follicle, Hyperplasia, Cystic | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : 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: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | | 1 | Hyperplasia | | 1 3.0| Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Depletion Cellular | 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4| 43 3.8| Fibrosis | | 1 3.0| Inflammation, Granulomatous | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 3 3 | 3 3.0| Hyperplasia | | 1 3.0| Inflammation, Suppurative | 4 | 6 2.8| Duct, Cyst | X X X X X X X X X X| 13 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 2 | Fibrosis | | 4 3.0| Inflammation, Chronic | 2 | 2 1.5| Inflammation | | 1 2.0| Inflammation, Suppurative | 4 2 3 3 3 3 3 3| 19 2.7| Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 3 3 4 3 3 3 | 8 3.1| Fibrosis | | 1 3.0| Mineralization | | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Aspermatogenesis | 2 2 2 2 2 2 2 4 2 2 2 2 2 2 2 2 2 2 2 2| 40 2.1| Atrophy | 2 3 3 4 3 3 4 4 3 3 4 4 2 3 4 4 4 4 4 4 4 3| 44 3.4| Arteriole, Necrosis, Fibrinoid | 1 2 2 | 8 1.9| Interstitial Cell, Hyperplasia | 2 3 | 3 2.0| Perivascular, Infiltration Cellular, | | | Mononuclear Cell | 2 2 2 | 9 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + + + + + + + +| 13 | Anemia | X | 1 | Polychromasia | X | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Myeloid Cell, Hyperplasia | 3 3 | 2 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Lymphoid | 3| 2 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 61 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 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, Congestion | | 1 3.0| Mediastinal, Hyperplasia, Lymphoid | 3 | 1 3.0| Pancreatic, Hyperplasia, Lymphoid | 3 | 1 3.0| Renal, Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 4 | 1 4.0| Cyst | | 1 | Hyperplasia, Lymphoid | 3 3| 2 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + M + +| 48 | Ectasia | 4 | 2 2.5| Hyperplasia, Lymphoid | 3 3 3 | 3 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 3 2 | 4 2.8| Fibrosis, Focal | 4 | 2 3.5| Hematopoietic Cell Proliferation | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + M + + M + M + + + + + M M + + + M + + M + M + +| 36 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | Duct, Cyst | X X X | 11 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst Epithelial Inclusion | X X | 3 | Fibrosis, Focal | 3 4 3 | 3 3.3| Hyperplasia, Focal | 4 | 1 4.0| Ulcer, Focal | 3 | 1 3.0| Subcutaneous Tissue, Mineralization, | | | Focal | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 3 2 3 | 5 2.8| __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 2 3.0| Cerebellum, Degeneration | 3 | 1 3.0| Cerebellum, Hemorrhage, Focal | | 1 4.0| __________________________________________________________________________|____________| Spinal Cord | + + | 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 62 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 | 2 3.0| Hemorrhage, Multifocal | 3 | 1 3.0| Infiltration Cellular, Histiocyte | 1 2 3 2 2 | 8 1.9| Inflammation, Suppurative | 2 | 1 2.0| Alveolar Epithelium, Hyperplasia, | | | Focal | 2 | 1 2.0| Alveolar Epithelium, Hyperplasia, | | | Multifocal | | 1 4.0| Alveolus, Edema | 3 | 1 3.0| Alveolus, Mineralization, Multifocal | | 1 3.0| Bronchiole, Foreign Body | 2 | 1 2.0| Interstitium, Edema | 2 | 1 2.0| Mediastinum, Pigmentation, | | | Hemosiderin | | 1 2.0| __________________________________________________________________________|____________| Nose | M + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Lumen, Foreign Body | | 1 3.0| Lumen, Inflammation, Suppurative | | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 2 2 3| 4 2.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + + + + + + + | 13 | __________________________________________________________________________|____________| Eye | + + + + +| 6 | Anterior Chamber, Inflammation, | | | Suppurative | | 1 3.0| Cornea, Infiltration Cellular, | | | Lymphocyte | 2 | 1 2.0| Cornea, Mineralization | 4 | 1 4.0| __________________________________________________________________________|____________| Harderian Gland | + + + | 5 | Ectasia | 3 | 2 2.5| Fibrosis | 3 3 | 3 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 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 63 NTP Experiment-Test: 05051-01 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 13:25:52 __________________________________________________________________________________________________________________________________ | 3| 5| 6| 7| 7| 4| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 7| 7| 7| 7| 6| 6| 6| 7| 7| | DAY ON TEST | 2| 6| 7| 3| 2| 8| 0| 1| 3| 3| 3| 8| 2| 2| 3| 4| 2| 3| 3| 3| 4| 5| 7| 3| 3| | | 0| 1| 9| 4| 7| 3| 0| 2| 4| 4| 0| 7| 2| 6| 4| 8| 8| 0| 4| 4| 4| 6| 1| 0| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation, Suppurative | | 1 2.0| Mineralization | | 2 2.5| Nephropathy, Chronic | 3 4 3 4 1 2 2 3 4 4 4 4 4 4 2 3 3 3 3 4 3 4 4 3| 48 3.3| Cortex, Cyst | X | 2 | Cortex, Cyst, Multiple | X | 3 | Pelvis, Hydronephrosis | 3 2 3 | 5 3.0| Pelvis, Transitional Epithelium, | | | Hyperplasia | 2 2 3 | 5 2.4| Renal Tubule, Hyperplasia, Focal | 2 | 2 2.0| Renal Tubule, Pigmentation, | | | Hemosiderin | 4 | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mucosa, Hyperplasia | | 1 3.0| Mucosa, 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 64 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 588609-588609/588609 --multipart-boundary--