TDMS Study 05002-05 Pathology Tables
NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 Facility: Southern Research Institute Chemical CAS #: 96-48-0 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 5| 6| 7| 7| DAY ON TEST | 1| 9| 3| 3| 3| 5| 2| 3| 3| 3| 6| 3| 3| 3| 3| 6| 6| 0| 3| 3| 5| 7| 6| 3| 3| | 6| 8| 0| 0| 0| 1| 6| 0| 0| 0| 3| 1| 1| 1| 1| 6| 7| 2| 1| 1| 6| 4| 8| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| Serosa, Inflammation, Chronic | 3 | __________________________________________________________________________| Intestine Large | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + A + + + A + + + + + + + + + + + + + +| Infiltration Cellular, Lipocyte | | Parasite Metazoan | 2 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + A + + + A + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Basophilic Focus | | Basophilic Focus, Multiple | 2 2 1 2 2 2 2 2 2 2 2 2 2 1 2 2 2 1| Eosinophilic Focus | | Hematopoietic Cell Proliferation | 2 | Hepatodiaphragmatic Nodule | 3 2 | Hyperplasia, Nodular | 4 | Inflammation, Granulomatous, Multiple| 2 1 | Mixed Cell Focus | | Necrosis, Focal | 2 | Vacuolization Cytoplasmic | 2 3 | Bile Duct, Hyperplasia | 2 2 1 2 1 2 | Centrilobular, Necrosis, Multiple | 4 | Serosa, Hemorrhage | | __________________________________________________________________________| Mesentery | + + | Fat, Inflammation, Chronic | 4 | Fat, Necrosis, Focal | 3 | __________________________________________________________________________| Pancreas | + + + + + + A + + + + + + + + + + + + + + + + + +| Acinar Cell, Atrophy | 2 2| Acinar Cell, Hyperplasia | 3 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + A + + + + + + + + + + + + + + + + + +| Forestomach, Edema | | Forestomach, Inflammation, Chronic | | Forestomach, Ulcer | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + A + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + + + A + + + A + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 5| 6| 7| 7| DAY ON TEST | 1| 9| 3| 3| 3| 5| 2| 3| 3| 3| 6| 3| 3| 3| 3| 6| 6| 0| 3| 3| 5| 7| 6| 3| 3| | 6| 8| 0| 0| 0| 1| 6| 0| 0| 0| 3| 1| 1| 1| 1| 6| 7| 2| 1| 1| 6| 4| 8| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | 2 2 | Angiectasis | 4 | Degeneration, Cystic | 2 2 | Hematopoietic Cell Proliferation | 2 | Hypertrophy, Focal | 2 | Vacuolization Cytoplasmic | 2 2 1| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + A + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 1 | Cyst, Multiple | 1 1 | Pars Distalis, Angiectasis | 3 | Pars Distalis, Cyst | 2 1 2 2 2| Pars Distalis, Cyst, Multiple | 2 2 1 3 2 3 2 | Pars Distalis, Hyperplasia, Focal | 3 2 4 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | 2 2 | C-Cell, Hyperplasia | 2 3 2 2 | Follicle, Cyst | 2 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hyperplasia | 3 | Inflammation, Suppurative | 2 4 3 | Necrosis | | Duct, Cyst | 3 3 3 3 3| __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 3 3 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Decidual Reaction | 2 | Dilatation | 2 2 3 | Inflammation, Suppurative | 2 | Cervix, Cyst | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 5| 6| 7| 7| DAY ON TEST | 1| 9| 3| 3| 3| 5| 2| 3| 3| 3| 6| 3| 3| 3| 3| 6| 6| 0| 3| 3| 5| 7| 6| 3| 3| | 6| 8| 0| 0| 0| 1| 6| 0| 0| 0| 3| 1| 1| 1| 1| 6| 7| 2| 1| 1| 6| 4| 8| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Endometrium, Fibrosis, Focal | | Endometrium, Fibrosis | 3 | Endometrium, Hyperplasia, Cystic | 2 2 | __________________________________________________________________________| Vagina | + | Cyst | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + A + + + + + + + + + + + + + + + + + +| Myelofibrosis | 3 4 | Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + M + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + A + + + + + + + + + + + + + + + + + +| Depletion Lymphoid | 3 | Hyperplasia, Lymphoid | 3 | Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + A + + + A + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 | Pigmentation | 3 3 2 | __________________________________________________________________________| Thymus | + + + + + + A + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lobular | 2 3 | Duct, Cyst | 2 2 3 3 2 2 2 2 1 2 3 3 3 3 2 3 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Hemorrhage | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Calvarium, Hyperostosis | 2 | __________________________________________________________________________| Skeletal Muscle | + + | Diaphragm, Inflammation, Chronic | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 4| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 5| 5| 6| 7| 7| DAY ON TEST | 1| 9| 3| 3| 3| 5| 2| 3| 3| 3| 6| 3| 3| 3| 3| 6| 6| 0| 3| 3| 5| 7| 6| 3| 3| | 6| 8| 0| 0| 0| 1| 6| 0| 0| 0| 3| 1| 1| 1| 1| 6| 7| 2| 1| 1| 6| 4| 8| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Congestion | 3 | Hemorrhage | 4 | Alveolar Epithelium, Hyperplasia | 2 | Lymphatic, Foreign Body | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cataract, Multiple | | Retina, Degeneration | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + A + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | Nephropathy, Chronic | 2 3 1 2 2 1 2 2 2 3 1 2| Cortex, Cyst | 3 | Medulla, Cyst | X | Renal Tubule, Dilatation | | Renal Tubule, Mineralization | 1 1 2 1 | Renal Tubule, Pigmentation | 2 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic, Focal | | Transitional Epithelium, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 5| 7| 7| 7| 5| 5| 6| 6| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 1| 9| 3| 3| 3| 1| 5| 3| 3| 3| 4| 5| 6| 8| 3| 1| 3| 3| 3| 3| 6| 8| 3| 3| 3| | | 2| 0| 2| 2| 2| 2| 9| 2| 2| 2| 2| 6| 7| 8| 2| 6| 2| 2| 2| 2| 7| 3| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Serosa, Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Infiltration Cellular, Lipocyte | 2 | 1 2.0| Parasite Metazoan | 2 2 2 | 6 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Basophilic Focus | 1 | 1 1.0| Basophilic Focus, Multiple | 2 2 2 2 2 2 1 2 2 2 1 2 2 1 2 1 1| 35 1.8| Eosinophilic Focus | 2 | 1 2.0| Hematopoietic Cell Proliferation | 2 | 2 2.0| Hepatodiaphragmatic Nodule | 3 3 | 4 2.8| Hyperplasia, Nodular | 3 2 3 | 4 3.0| Inflammation, Granulomatous, Multiple| 2 2 2 | 5 1.8| Mixed Cell Focus | 3 | 1 3.0| Necrosis, Focal | | 1 2.0| Vacuolization Cytoplasmic | 2 2 | 4 2.3| Bile Duct, Hyperplasia | 3 1 3 1 2 2 3 1 | 14 1.9| Centrilobular, Necrosis, Multiple | | 1 4.0| Serosa, Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + | 5 | Fat, Inflammation, Chronic | 3 3 | 3 3.3| Fat, Necrosis, Focal | 3 2 2 | 4 2.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Acinar Cell, Atrophy | 2 2 2 | 5 2.0| Acinar Cell, Hyperplasia | 2 | 2 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Forestomach, Edema | 4 | 1 4.0| Forestomach, Inflammation, Chronic | 2 | 1 2.0| Forestomach, Ulcer | | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________________________________________________________________ * : 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: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 5| 7| 7| 7| 5| 5| 6| 6| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 1| 9| 3| 3| 3| 1| 5| 3| 3| 3| 4| 5| 6| 8| 3| 1| 3| 3| 3| 3| 6| 8| 3| 3| 3| | | 2| 0| 2| 2| 2| 2| 9| 2| 2| 2| 2| 6| 7| 8| 2| 6| 2| 2| 2| 2| 7| 3| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2| 35 2.1| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Adrenal Cortical Nodule | X X| 4 2.0| Angiectasis | | 1 4.0| Degeneration, Cystic | 3 2 | 4 2.3| Hematopoietic Cell Proliferation | | 1 2.0| Hypertrophy, Focal | 2 2 | 3 2.0| Vacuolization Cytoplasmic | 2 2 | 5 1.8| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | 2 2 2| 4 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + M M + +| 48 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Cyst | | 1 1.0| Cyst, Multiple | | 2 1.0| Pars Distalis, Angiectasis | 4 2 4 | 4 3.3| Pars Distalis, Cyst | 2 2 1 2 | 9 1.8| Pars Distalis, Cyst, Multiple | 3 2 3 3 2 2 1 1 2 | 16 2.1| Pars Distalis, Hyperplasia, Focal | 2 3 3 | 7 2.7| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ultimobranchial Cyst | | 2 2.0| C-Cell, Hyperplasia | 2 2 3 2 2 2 | 10 2.2| Follicle, Cyst | | 1 2.0| Follicular Cell, Hyperplasia | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + M + + + M + + + + + + + + +| 48 | Hemorrhage | 3 | 1 3.0| Hyperplasia | 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 7 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 5| 7| 7| 7| 5| 5| 6| 6| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 1| 9| 3| 3| 3| 1| 5| 3| 3| 3| 4| 5| 6| 8| 3| 1| 3| 3| 3| 3| 6| 8| 3| 3| 3| | | 2| 0| 2| 2| 2| 2| 9| 2| 2| 2| 2| 6| 7| 8| 2| 6| 2| 2| 2| 2| 7| 3| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Suppurative | 3 | 4 3.0| Necrosis | 4 | 1 4.0| Duct, Cyst | 3 3 3 3 3 3 3 3 3 3 4 3 4 3| 19 3.1| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 2 2 | 5 2.6| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Decidual Reaction | | 1 2.0| Dilatation | 3 | 4 2.5| Inflammation, Suppurative | | 1 2.0| Cervix, Cyst | 3 3 | 2 3.0| Endometrium, Fibrosis, Focal | 3 | 1 3.0| Endometrium, Fibrosis | | 1 3.0| Endometrium, Hyperplasia, Cystic | 3 2 2 3 | 6 2.3| __________________________________________________________________________|____________| Vagina | + | 2 | Cyst | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Myelofibrosis | 4 | 3 3.7| Myeloid Cell, Hyperplasia | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Depletion Lymphoid | | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| Pigmentation | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hematopoietic Cell Proliferation | 3 4 | 3 3.3| Pigmentation | 3 3 3 3| 7 2.9| __________________________________________________________________________|____________| Thymus | + + + + + + M + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia, Lymphoid | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lobular | 3 3 3 2| 6 2.7| Duct, Cyst | 2 2 2 2 2 2 3 2 2 3 2 3 2 2 3 2 2 2 2 2 2 2 3 3| 42 2.3| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 8 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 5| 7| 7| 7| 5| 5| 6| 6| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 1| 9| 3| 3| 3| 1| 5| 3| 3| 3| 4| 5| 6| 8| 3| 1| 3| 3| 3| 3| 6| 8| 3| 3| 3| | | 2| 0| 2| 2| 2| 2| 9| 2| 2| 2| 2| 6| 7| 8| 2| 6| 2| 2| 2| 2| 7| 3| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | Cyst Epithelial Inclusion | 3 | 1 3.0| Hemorrhage | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Calvarium, Hyperostosis | 2 | 2 2.0| __________________________________________________________________________|____________| Skeletal Muscle | | 2 | Diaphragm, Inflammation, Chronic | | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 3 4 3 3 | 5 3.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 2 | 2 2.5| Hemorrhage | | 1 4.0| Alveolar Epithelium, Hyperplasia | 2 3| 3 2.3| Lymphatic, Foreign Body | | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 | 2 1.5| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 1 | Cataract, Multiple | 3 | 1 3.0| Retina, Degeneration | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Fibrosis, Focal | 3 | 1 3.0| Nephropathy, Chronic | 2 1 1 2 1 2 2 2 2 1 2| 23 1.8| Cortex, Cyst | | 1 3.0| Medulla, Cyst | | 1 | Renal Tubule, Dilatation | 2 | 1 2.0| Renal Tubule, Mineralization | 1 1 2 2 2 2 | 10 1.5| Renal Tubule, Pigmentation | 2 3 | 4 2.3| __________________________________________________________________________|____________| 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 9 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 5| 7| 7| 7| 5| 5| 6| 6| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 1| 9| 3| 3| 3| 1| 5| 3| 3| 3| 4| 5| 6| 8| 3| 1| 3| 3| 3| 3| 6| 8| 3| 3| 3| | | 2| 0| 2| 2| 2| 2| 9| 2| 2| 2| 2| 6| 7| 8| 2| 6| 2| 2| 2| 2| 7| 3| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation, Chronic, Focal | 3 | 1 3.0| Transitional Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 7| 7| 7| 7| 7| 2| 5| 6| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 1| 3| 3| 3| 3| 6| 0| 8| 9| 3| 1| 3| 3| 3| 3| 8| 1| 5| 0| 3| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 2| 9| 0| 1| 6| 2| 2| 2| 2| 7| 1| 2| 0| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + | __________________________________________________________________________| Intestine Large, Cecum | + A + + + + + + + + A | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + M + | Parasite Metazoan | 2 1 | __________________________________________________________________________| Intestine Large, Rectum | + A + + + + + + + + A | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + | __________________________________________________________________________| Intestine Small, Ileum | + A + + + + + + + + + | __________________________________________________________________________| Intestine Small, Jejunum | + A + + + + + + + + + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus, Multiple | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2| Cyst | 3 | Eosinophilic Focus | 2 | Eosinophilic Focus, Multiple | X | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | X 3 3 | Hyperplasia, Nodular | 3 3 | Inflammation, Granulomatous, Multiple| 2 2 2 | Mixed Cell Focus | 3 2 | Necrosis, Focal | | Vacuolization Cytoplasmic | 3 | Bile Duct, Dilatation | | Bile Duct, Hyperplasia | 2 1 1 2 2 2 1 2 | Serosa, Inflammation, Suppurative | | __________________________________________________________________________| Mesentery | + + | Fat, Inflammation, Chronic | 3 | Fat, Necrosis, Focal | 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + | Polyarteritis, Multiple | | Acinar Cell, Atrophy | 2 1 | __________________________________________________________________________| Pharynx | + | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + | __________________________________________________________________________| Stomach | + + + + + + + + + + + | Forestomach, Edema | 3 | Forestomach, Ulcer | 3 | Glandular, Mineralization | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Aorta, Media, Hypertrophy | | __________________________________________________________________________| Heart | + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 7| 7| 7| 7| 7| 2| 5| 6| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 1| 3| 3| 3| 3| 6| 0| 8| 9| 3| 1| 3| 3| 3| 3| 8| 1| 5| 0| 3| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 2| 9| 0| 1| 6| 2| 2| 2| 2| 7| 1| 2| 0| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Fibrosis, Focal | 3 | Fibrosis, Multiple | 3 | Inflammation, Chronic | 2 3 1 1 2 3 2 1 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + | Accessory Adrenal Cortical Nodule | 2 X | Hypertrophy, Focal | 2 | Vacuolization Cytoplasmic | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + | Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + | __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + | __________________________________________________________________________| Pituitary Gland | + + + + + + M + + + + + + + + + + + | Pars Distalis, Angiectasis | 4 4 4 | Pars Distalis, Cyst | 2 3 3 3 2 | Pars Distalis, Cyst, Multiple | 2 2 | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | 3 2 3 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + | Angiectasis | | Degeneration, Cystic | | C-Cell, Hyperplasia | | Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + M + + + + + + M + + +| Atrophy | 2 | Hyperplasia | 3 | Inflammation, Suppurative | | Duct, Cyst | 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + +| Dilatation | 3 | Cervix, Cyst | X | Endometrium, Hyperplasia, Cystic | | Endometrium, Hyperplasia, Glandular | 2 | __________________________________________________________________________| Vagina | M | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 7| 7| 7| 7| 7| 2| 5| 6| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 1| 3| 3| 3| 3| 6| 0| 8| 9| 3| 1| 3| 3| 3| 3| 8| 1| 5| 0| 3| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 2| 9| 0| 1| 6| 2| 2| 2| 2| 7| 1| 2| 0| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + | Myeloid Cell, Hyperplasia | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + | Mediastinal, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + | Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + | Depletion Lymphoid | 3 | Hyperplasia, Lymphoid | | Pigmentation | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 | Fibrosis | | Hematopoietic Cell Proliferation | 3 2 4 | Necrosis | | Pigmentation | 3 2 3 2 3 | __________________________________________________________________________| Thymus | + + + + + + + + + + M | Atrophy | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lobular | 2 | Duct, Cyst | 2 2 3 2 3 2 2 2 3 3 2 2 2 2 3 3 2 2| __________________________________________________________________________| Skin | + + + + + + + + + + + + | Ulcer | | Subcutaneous Tissue, Thrombosis, | | Multiple | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + | Calvarium, Hyperostosis | 3 3 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + | Compression | 2 | Hydrocephalus | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + | Congestion | 3 3 | Alveolus, Pigmentation | | Lymphatic, Foreign Body | 2 2 | Mediastinum, Foreign Body | | _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 6| 6| 7| 7| 7| 7| 7| 7| 2| 5| 6| 7| 7| DAY ON TEST | 4| 3| 3| 3| 3| 1| 3| 3| 3| 3| 6| 0| 8| 9| 3| 1| 3| 3| 3| 3| 8| 1| 5| 0| 3| | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 9| 2| 9| 0| 1| 6| 2| 2| 2| 2| 7| 1| 2| 0| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Nose | + + + + + + + + + + + | __________________________________________________________________________| Trachea | + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | Inflammation, Suppurative | 4 | __________________________________________________________________________| Eye | | Cornea, Edema | | Retina, Degeneration | | __________________________________________________________________________| Zymbal's Gland | + | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + | Nephropathy, Chronic | 2 1 1 | Renal Tubule, Degeneration | | Renal Tubule, Mineralization | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + | _____________________________________________________________________________________________________________________| Page 14 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 4| 6| 7| 7| 7| 3| 7| 7| 7| 7| 3| 5| 6| 7| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 7| 8| 3| 3| 3| 1| 8| 0| 3| 3| 3| 0| 1| 3| 3| 6| 0| 8| 3| 3| 7| 3| 3| 3| 3| | | 8| 2| 2| 2| 2| 7| 2| 8| 2| 2| 7| 8| 0| 2| 2| 6| 1| 9| 2| 2| 6| 1| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Intestine Large | + A M + + + + + + + + + + | 22 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A M + + + + + + + + A A | 18 | __________________________________________________________________________|____________| Intestine Large, Colon | + A M M + + + + + + + + + | 20 | Parasite Metazoan | | 2 1.5| __________________________________________________________________________|____________| Intestine Large, Rectum | + A M + + + + + + + + + + | 20 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + M + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + A + + + + + + + + A | 20 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A M + + + + + + + + + A | 20 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus, Multiple | 2 2 2 2 2 2 2 3 2 2 2 2 2 2 2 2 2 2| 40 2.0| Cyst | | 1 3.0| Eosinophilic Focus | 2 2 | 3 2.0| Eosinophilic Focus, Multiple | 2 | 2 2.0| Hematopoietic Cell Proliferation | 2 1 | 2 1.5| Hepatodiaphragmatic Nodule | 3 X | 5 3.0| Hyperplasia, Nodular | 2 3 | 4 2.8| Inflammation, Granulomatous, Multiple| 2 2 2 1 1 2 | 9 1.8| Mixed Cell Focus | | 2 2.5| Necrosis, Focal | 2 | 1 2.0| Vacuolization Cytoplasmic | 2 | 2 2.5| Bile Duct, Dilatation | 3 | 1 3.0| Bile Duct, Hyperplasia | 2 2 1 1 2 2 2 | 15 1.7| Serosa, Inflammation, Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + | 3 | Fat, Inflammation, Chronic | | 1 3.0| Fat, Necrosis, Focal | 4 | 2 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + | 24 | Polyarteritis, Multiple | 4 | 1 4.0| Acinar Cell, Atrophy | 1 2 | 4 1.5| __________________________________________________________________________|____________| Pharynx | + | 2 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + | 24 | Forestomach, Edema | 3 | 2 3.0| Forestomach, Ulcer | 3 | 2 3.0| Glandular, Mineralization | | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + | 21 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + | 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 15 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 4| 6| 7| 7| 7| 3| 7| 7| 7| 7| 3| 5| 6| 7| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 7| 8| 3| 3| 3| 1| 8| 0| 3| 3| 3| 0| 1| 3| 3| 6| 0| 8| 3| 3| 7| 3| 3| 3| 3| | | 8| 2| 2| 2| 2| 7| 2| 8| 2| 2| 7| 8| 0| 2| 2| 6| 1| 9| 2| 2| 6| 1| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Aorta, Media, Hypertrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + | 25 | Fibrosis, Focal | | 1 3.0| Fibrosis, Multiple | | 1 3.0| Inflammation, Chronic | 1 2 2 3 2 | 13 1.9| Atrium, Thrombosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + | 25 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + | 25 | Accessory Adrenal Cortical Nodule | 2 2 | 4 2.0| Hypertrophy, Focal | 4 2 | 3 2.7| Vacuolization Cytoplasmic | 2 | 3 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + | 25 | Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Pituitary Gland | + + + M + + + + + + + + + + + + + + + + +| 37 | Pars Distalis, Angiectasis | 4 2 4 3 4 4| 9 3.7| Pars Distalis, Cyst | 2 | 6 2.5| Pars Distalis, Cyst, Multiple | 2 2 2 1 2 | 7 1.9| Pars Distalis, Hemorrhage | 4 4 | 3 4.0| Pars Distalis, Hyperplasia, Focal | 2 2 3 | 7 2.6| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + | 27 | Angiectasis | 3 | 1 3.0| Degeneration, Cystic | 2 | 1 2.0| C-Cell, Hyperplasia | 2 2 | 2 2.0| Follicular Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | M + + M + + + + + + + + M + | 22 | Atrophy | | 1 2.0| Hyperplasia | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 16 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 4| 6| 7| 7| 7| 3| 7| 7| 7| 7| 3| 5| 6| 7| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 7| 8| 3| 3| 3| 1| 8| 0| 3| 3| 3| 0| 1| 3| 3| 6| 0| 8| 3| 3| 7| 3| 3| 3| 3| | | 8| 2| 2| 2| 2| 7| 2| 8| 2| 2| 7| 8| 0| 2| 2| 6| 1| 9| 2| 2| 6| 1| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Inflammation, Suppurative | 2 3 | 2 2.5| Duct, Cyst | 3 3 2 | 4 2.5| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + +| 32 | Dilatation | | 1 3.0| Cervix, Cyst | | 1 | Endometrium, Hyperplasia, Cystic | 3 3 3| 3 3.0| Endometrium, Hyperplasia, Glandular | | 1 2.0| __________________________________________________________________________|____________| Vagina | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + | 24 | Myeloid Cell, Hyperplasia | | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + | 26 | Mediastinal, Hyperplasia, Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + + + + + + + | 23 | Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + | 24 | Depletion Lymphoid | | 1 3.0| Hyperplasia, Lymphoid | 3 | 1 3.0| Pigmentation | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + A + + + +| 49 | Atrophy | | 2 2.0| Fibrosis | 2 | 1 2.0| Hematopoietic Cell Proliferation | 2 2 3 4 2 | 8 2.8| Necrosis | 3 | 1 3.0| Pigmentation | 2 3 3 2 | 9 2.6| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M M | 21 | Atrophy | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lobular | 2 2 2 2 2 2 | 7 2.0| Duct, Cyst | 2 3 2 2 2 2 3 2 3 2 3 3 2 3 3 2 4| 35 2.4| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + | 28 | Ulcer | 4 | 1 4.0| Subcutaneous Tissue, Thrombosis, | | | Multiple | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 17 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 4| 6| 7| 7| 7| 3| 7| 7| 7| 7| 3| 5| 6| 7| 7| 3| 7| 7| 7| 7| | DAY ON TEST | 7| 8| 3| 3| 3| 1| 8| 0| 3| 3| 3| 0| 1| 3| 3| 6| 0| 8| 3| 3| 7| 3| 3| 3| 3| | | 8| 2| 2| 2| 2| 7| 2| 8| 2| 2| 7| 8| 0| 2| 2| 6| 1| 9| 2| 2| 6| 1| 2| 2| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + | 28 | Calvarium, Hyperostosis | 2 | 4 2.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + | 24 | Compression | 4 3 3 3 3 | 6 3.0| Hydrocephalus | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + | 30 | Congestion | 2 3 3 | 5 2.8| Alveolus, Pigmentation | 1 | 1 1.0| Lymphatic, Foreign Body | | 2 2.0| Mediastinum, Foreign Body | 3 | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + | 24 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | | 1 | Inflammation, Suppurative | | 1 4.0| __________________________________________________________________________|____________| Eye | + | 1 | Cornea, Edema | 3 | 1 3.0| Retina, Degeneration | 3 | 1 3.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 2 | Inflammation, Suppurative | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + | 24 | Nephropathy, Chronic | 1 2 3 2 | 7 1.7| Renal Tubule, Degeneration | 2 | 1 2.0| Renal Tubule, Mineralization | 1 2 | 2 1.5| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + | 24 | __________________________________________________________________________________________________________________________________ * : 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: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 1| 7| 7| 7| 7| 2| 3| 5| 6| 7| 6| 6| 6| 7| 7| 4| 5| 6| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 2| 2| 9| 5| 2| 6| 7| 8| 3| 3| 5| 9| 7| 3| 3| 8| 3| 3| 3| 3| | 1| 6| 0| 0| 1| 0| 5| 6| 3| 6| 9| 0| 7| 1| 1| 2| 6| 0| 1| 1| 4| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + A A + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | 2 2 2 | __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + A + + + + M + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + + + M + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + A A + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + + A + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | 1 | Basophilic Focus, Multiple | 1 2 1 1 2 2 2 2 1 2 3 2 2 2 2 2 2| Clear Cell Focus | 2 | Eosinophilic Focus | 3 | Fibrosis, Focal | | Hematopoietic Cell Proliferation | 2 | Hepatodiaphragmatic Nodule | 2 2 3 3 | Hyperplasia, Nodular | 2 2 3 | Inflammation, Granulomatous, Multiple| 2 2 2 2 | Mixed Cell Focus | | Vacuolization Cytoplasmic | | Bile Duct, Hyperplasia | 2 2 2 2 | __________________________________________________________________________| Mesentery | + | Fat, Inflammation, Focal, | | Granulomatous | | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinar Cell, Atrophy | 2 3 2 2 | Acinar Cell, Hyperplasia | 2 2 3 2 | Acinar Cell, Hyperplasia, Multiple | | Duct, Cyst | 4 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Edema | 3 | Forestomach, Inflammation, Chronic | 3 | Forestomach, Ulcer | 3 2 | Forestomach, Ulcer, Multiple | | Glandular, Cyst, Multiple | 2 | Glandular, Mineralization | 2 3 | Glandular, Epithelium, Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 1| 7| 7| 7| 7| 2| 3| 5| 6| 7| 6| 6| 6| 7| 7| 4| 5| 6| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 2| 2| 9| 5| 2| 6| 7| 8| 3| 3| 5| 9| 7| 3| 3| 8| 3| 3| 3| 3| | 1| 6| 0| 0| 1| 0| 5| 6| 3| 6| 9| 0| 7| 1| 1| 2| 6| 0| 1| 1| 4| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tongue | + | Hyperplasia, Squamous | 3 | __________________________________________________________________________| Tooth | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 | Fibrosis, Multiple | 3 | Inflammation, Chronic | 2 3 2 2 2 2 3 2 2 2 2 2 2| Atrium, Congestion | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | 2 | Congestion | | Degeneration, Cystic | 1 | Hypertrophy, Focal | 2 2 | Vacuolization Cytoplasmic | 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + M + + + + + + + + + + + + + + + + + + +| Angiectasis | | Congestion | | Hyperplasia, Focal | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + M + + + M + + + + M + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 1 | Pars Distalis, Cyst | 3 | Pars Distalis, Cyst, Multiple | 2 2 1 | Pars Distalis, Hyperplasia, Focal | 2 | Pars Distalis, Inflammation, Focal, | | Granulomatous | 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + M + + + + + M + + + + M + + +| Atrophy | 2 | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 1| 7| 7| 7| 7| 2| 3| 5| 6| 7| 6| 6| 6| 7| 7| 4| 5| 6| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 2| 2| 9| 5| 2| 6| 7| 8| 3| 3| 5| 9| 7| 3| 3| 8| 3| 3| 3| 3| | 1| 6| 0| 0| 1| 0| 5| 6| 3| 6| 9| 0| 7| 1| 1| 2| 6| 0| 1| 1| 4| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Fibrosis | | Inflammation, Suppurative | 4 4 4 | Metaplasia, Squamous | 3 | Duct, Cyst | 4 3 4 3 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 | Hyperplasia, Tubular | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Decidual Reaction | | Dilatation | | Endometrium, Hyperplasia, Cystic | 2 2 2 3 | Endometrium, Hyperplasia, Glandular | 2 | __________________________________________________________________________| Vagina | + | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Reticulum Cell | 3 | Myelofibrosis | 3 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Pancreatic, Inflammation, | | Granulomatous | 3 | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + A + + + + + + + + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Fibrosis | 4 | Hematopoietic Cell Proliferation | 3 4 | Pigmentation | | __________________________________________________________________________| Thymus | + + + M + + + + + + + + + + + + + + + + + + + + +| Cyst, Multiple | 2 | Hemorrhage | 3 | Mediastinum, Hemorrhage | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lobular | 2 | Duct, Cyst | 3 2 2 4 2 3 2 2 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Calvarium, Hyperostosis | 2 | _____________________________________________________________________________________________________________________| Page 21 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 1| 7| 7| 7| 7| 2| 3| 5| 6| 7| 6| 6| 6| 7| 7| 4| 5| 6| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 4| 2| 3| 3| 3| 2| 2| 9| 5| 2| 6| 7| 8| 3| 3| 5| 9| 7| 3| 3| 8| 3| 3| 3| 3| | 1| 6| 0| 0| 1| 0| 5| 6| 3| 6| 9| 0| 7| 1| 1| 2| 6| 0| 1| 1| 4| 1| 1| 1| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | Femur, Fracture | 4 | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 4 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 3 2 | Alveolar Epithelium, Hyperplasia | | Alveolus, Pigmentation | 2 2 | Bronchus, Foreign Body | 2 | Lymphatic, Foreign Body | 3 | Mediastinum, Edema | | Mediastinum, Foreign Body | 2 | Mediastinum, Hemorrhage | | Peribronchial, Infiltration Cellular,| | Lymphocyte | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + + + | __________________________________________________________________________| Eye | M + | Cataract | | Retina, Degeneration | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct, Multiple | 3 | Nephropathy, Chronic | 1 1 2 1 1 1 3 1 1 | Renal Tubule, Dilatation | 3 | Renal Tubule, Mineralization | 1 1 2 1 2 2 1 2 2 1 2 | Renal Tubule, Pigmentation | 2 3 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Transitional Epithelium, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 2| 5| 5| 6| 6| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 7| 9| 6| 7| 4| 6| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 9| 8| 7| 8| 9| 1| 1| 1| 2| 2| 2| 2| 2| 4| 2| 2| 2| 2| 2| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 450 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | A + + + + + A + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | Parasite Metazoan | 2 2 2 2 | 7 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + A + + A + + + + + + + + + + + + + + + + + +| 43 | Parasite Metazoan | 2 | 1 2.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | A + A + + + A + + + + + + + + + + + + + + + + + +| 45 | Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + A + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3| 1 3.0| Basophilic Focus | | 1 1.0| Basophilic Focus, Multiple | 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 | 32 1.9| Clear Cell Focus | 3 | 2 2.5| Eosinophilic Focus | | 1 3.0| Fibrosis, Focal | 3| 1 3.0| Hematopoietic Cell Proliferation | | 1 2.0| Hepatodiaphragmatic Nodule | 2 3 | 6 2.5| Hyperplasia, Nodular | | 3 2.3| Inflammation, Granulomatous, Multiple| 2 2 2 2 2 3| 10 2.1| Mixed Cell Focus | 2 2 1 2 | 4 1.8| Vacuolization Cytoplasmic | 2 | 1 2.0| Bile Duct, Hyperplasia | 1 2 1 2 2 1 | 10 1.7| __________________________________________________________________________|____________| Mesentery | + + +| 4 | Fat, Inflammation, Focal, | | | Granulomatous | 3| 1 3.0| Fat, Necrosis, Focal | 3 2 | 2 2.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinar Cell, Atrophy | 2 2 | 6 2.2| Acinar Cell, Hyperplasia | 2 | 5 2.2| Acinar Cell, Hyperplasia, Multiple | 2 | 1 2.0| Duct, Cyst | | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Edema | 3 | 2 3.0| Forestomach, 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 23 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 2| 5| 5| 6| 6| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 7| 9| 6| 7| 4| 6| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 9| 8| 7| 8| 9| 1| 1| 1| 2| 2| 2| 2| 2| 4| 2| 2| 2| 2| 2| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 450 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Forestomach, Ulcer | 2 | 3 2.3| Forestomach, Ulcer, Multiple | 2 3 | 2 2.5| Glandular, Cyst, Multiple | | 1 2.0| Glandular, Mineralization | 2 2 | 4 2.3| Glandular, Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Tongue | | 1 | Hyperplasia, Squamous | | 1 3.0| __________________________________________________________________________|____________| Tooth | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 1 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 4.0| Fibrosis, Multiple | | 1 3.0| Inflammation, Chronic | 2 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2| 29 2.1| Atrium, Congestion | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Adrenal Cortical Nodule | X | 2 2.0| Congestion | 2 | 1 2.0| Degeneration, Cystic | 3 | 2 2.0| Hypertrophy, Focal | 2 2 2 3| 6 2.2| Vacuolization Cytoplasmic | 3 2 | 3 2.3| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 4 | 1 4.0| Congestion | 2 | 1 2.0| Hyperplasia, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + A + + + + + + + + + + + + + M + + + +| 48 | Pars Distalis, Angiectasis | 2 4 4 | 4 2.8| Pars Distalis, Cyst | 1 2 2 3 | 5 2.2| Pars Distalis, Cyst, Multiple | 2 3 2| 6 2.0| Pars Distalis, Hyperplasia, Focal | 2 2 3 3 3 | 6 2.5| Pars Distalis, Inflammation, Focal, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 24 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 2| 5| 5| 6| 6| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 7| 9| 6| 7| 4| 6| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 9| 8| 7| 8| 9| 1| 1| 1| 2| 2| 2| 2| 2| 4| 2| 2| 2| 2| 2| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 450 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Granulomatous | | 1 1.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | | 3 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + M + + + + + + + + + + + + + + + + + +| 46 | Atrophy | | 1 2.0| Fibrosis | 3 | 1 3.0| Inflammation, Suppurative | | 3 4.0| Metaplasia, Squamous | | 1 3.0| Duct, Cyst | 4 4 3 2 2 3 4| 11 3.3| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 3| 3 2.7| Hyperplasia, Tubular | 2 | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Decidual Reaction | 3 | 1 3.0| Dilatation | 2 3 | 2 2.5| Endometrium, Hyperplasia, Cystic | 2 3 2 | 7 2.3| Endometrium, Hyperplasia, Glandular | 3 | 2 2.5| __________________________________________________________________________|____________| Vagina | + + + | 4 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 4 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Reticulum Cell | 3 | 2 3.0| Myelofibrosis | | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pancreatic, Inflammation, | | | Granulomatous | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lymphoid | 2| 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| Fibrosis | | 1 4.0| Hematopoietic Cell Proliferation | 3 | 3 3.3| __________________________________________________________________________________________________________________________________ * : 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 25 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 2| 5| 5| 6| 6| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 7| 9| 6| 7| 4| 6| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 9| 8| 7| 8| 9| 1| 1| 1| 2| 2| 2| 2| 2| 4| 2| 2| 2| 2| 2| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 450 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Pigmentation | 3 2 3 | 3 2.7| __________________________________________________________________________|____________| Thymus | + + + + + + M M + + + + + + + + + + + + + + + + +| 47 | Cyst, Multiple | 2 | 2 2.0| Hemorrhage | | 1 3.0| Mediastinum, Hemorrhage | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lobular | 2 2 | 3 2.0| Duct, Cyst | 4 3 3 2 2 X 3 2 2 2 2 3 2| 23 2.5| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Calvarium, Hyperostosis | 3 | 2 2.5| Femur, Fracture | | 1 4.0| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 1 4.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 3 | 6 2.8| Alveolar Epithelium, Hyperplasia | 3 | 1 3.0| Alveolus, Pigmentation | | 2 2.0| Bronchus, Foreign Body | | 1 2.0| Lymphatic, Foreign Body | | 1 3.0| Mediastinum, Edema | 3 | 1 3.0| Mediastinum, Foreign Body | 3 | 2 2.5| Mediastinum, Hemorrhage | 3 2 | 2 2.5| Peribronchial, Infiltration Cellular,| | | Lymphocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 26 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 2| 5| 5| 6| 6| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 7| 9| 6| 7| 4| 6| 3| 3| 3| 3| 3| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 9| 8| 7| 8| 9| 1| 1| 1| 2| 2| 2| 2| 2| 4| 2| 2| 2| 2| 2| 5| 5| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 450 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + + | 5 | __________________________________________________________________________|____________| Eye | + + | 3 | Cataract | 3 3 | 2 3.0| Retina, Degeneration | 3 3 | 2 3.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | Infarct, Multiple | | 1 3.0| Nephropathy, Chronic | 1 2 1 2 1 1 1 1 1 1| 19 1.3| Renal Tubule, Dilatation | | 1 3.0| Renal Tubule, Mineralization | 2 2 1 1 2 2 1 2| 19 1.6| Renal Tubule, Pigmentation | | 3 2.3| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Transitional Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 27 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 5| 5| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 7| 8| 7| 2| 2| 6| 1| 0| 2| 2| 4| 2| 2| 2| 2| 2| 7| 8| 2| 2| 7| 6| 2| 2| 2| | 5| 0| 4| 9| 9| 5| 8| 0| 9| 9| 3| 9| 9| 9| 9| 9| 4| 1| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 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 + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + M + + + + + + + + + + + + + +| Parasite Metazoan | 2 | __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + M + + + + + + + + + + + + + +| Parasite Metazoan | X 2 2 | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + M + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + M + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | 1 1 | Basophilic Focus, Multiple | 1 2 2 2 2 1 2 1| Clear Cell Focus | 1 2 1 | Degeneration, Cystic | | Eosinophilic Focus | 2 2 | Hematopoietic Cell Proliferation | | Hemorrhage | | Hepatodiaphragmatic Nodule | 2 2 2 | Hyperplasia, Nodular | 3 2 2 3 | Inflammation, Granulomatous, Multiple| 1 | Mixed Cell Focus | 2 | Mixed Cell Focus, Multiple | | Vacuolization Cytoplasmic | 2 3 2 2 2 | Bile Duct, Hyperplasia | 1 1 1 1 1 1 1 1 1 2 1 1 2 1 2 2 3 2 1 2 2 4 1 2 1| Centrilobular, Degeneration | 2 | Centrilobular, Necrosis | 3 | __________________________________________________________________________| Mesentery | + + + + + | Metaplasia, Osseous | 3 | Fat, Mineralization, Focal | | Fat, Necrosis, Focal | 3 3 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Polyarteritis | 3 | Acinar Cell, Atrophy | 2 2 3 2 2 2 2 4 1| Acinar Cell, Hyperplasia | 2 | __________________________________________________________________________| Pharynx | | Palate, Hyperplasia, Squamous | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Forestomach, Edema | 4 | Forestomach, Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 5| 5| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 7| 8| 7| 2| 2| 6| 1| 0| 2| 2| 4| 2| 2| 2| 2| 2| 7| 8| 2| 2| 7| 6| 2| 2| 2| | 5| 0| 4| 9| 9| 5| 8| 0| 9| 9| 3| 9| 9| 9| 9| 9| 4| 1| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Forestomach, Mineralization | | Forestomach, Polyarteritis | | Forestomach, Ulcer | | Forestomach, Epithelium, Hyperplasia | 3 | Glandular, Mineralization | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tongue | + | Inflammation, Focal | | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | | Mesenteric Artery, Polyarteritis | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 2 3 2 3 2 2 2 3 3 2 2 2 2 3 2 1 2 1 2 2 | Valve, Bacterium | | Valve, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + M + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 3 2 | Hypertrophy, Focal | 2 2 | Vacuolization Cytoplasmic | 2 2 4 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + M + + + + + + + + + + + + + +| Hyperplasia, Focal | 2 2 | Vacuolization Cytoplasmic | 4 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + M + + +| __________________________________________________________________________| Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + + + M + +| Hyperplasia | 2 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 4 3 2 | Pars Distalis, Cyst | 2 2 | Pars Distalis, Cyst, Multiple | 2 | Pars Distalis, Hyperplasia, Focal | 2 2 2 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | | C-Cell, Hyperplasia | 2 2 2 2 2 2 2 1| Follicle, Cyst | | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 5| 5| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 7| 8| 7| 2| 2| 6| 1| 0| 2| 2| 4| 2| 2| 2| 2| 2| 7| 8| 2| 2| 7| 6| 2| 2| 2| | 5| 0| 4| 9| 9| 5| 8| 0| 9| 9| 3| 9| 9| 9| 9| 9| 4| 1| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 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| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Atrophy | 2 3 2 3 2 2 3 3 | Fibrosis | | Inflammation, Chronic | 3 2 3 | Inflammation, Suppurative | 3 3 3 3 | Duct, Cyst | 3 3 4 3 2 3 4 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 3 3 3 2 1 2 1 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 3 4 3 2 3 3 | Necrosis | | Bilateral, Interstitial Cell, | | Hyperplasia | 2 3 2 | Interstitial Cell, Atrophy | 3| Interstitial Cell, Hyperplasia | 2 2 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | Leukocytosis | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Myelofibrosis | 2 | Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Inguinal, Hyperplasia, Lymphoid | 2 | Mediastinal, Hyperplasia, Lymphoid | 3 | Pancreatic, Hyperplasia, Lymphoid | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 3 3 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + M + + + + + + + + + + M + + +| Angiectasis | | Cyst, Multiple | | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Thymus | + + + + + + + + + + M + M + + + + M + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 5| 5| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 7| 8| 7| 2| 2| 6| 1| 0| 2| 2| 4| 2| 2| 2| 2| 2| 7| 8| 2| 2| 7| 6| 2| 2| 2| | 5| 0| 4| 9| 9| 5| 8| 0| 9| 9| 3| 9| 9| 9| 9| 9| 4| 1| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 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 + + M + + + +| Hyperplasia, Lobular | | Duct, Cyst | 3 3 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Fibrosis | 2 | Ulcer | | Epidermis, Hyperplasia, Focal | | Epidermis, Hyperplasia | 2 | Subcutaneous Tissue, Hemorrhage, | | Chronic | | Subcutaneous Tissue, Necrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | Abdominal, Metaplasia, Osseous | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 4 | Hemorrhage | 2 3 | Hippocampus, Vacuolization | | Cytoplasmic | | __________________________________________________________________________| Spinal Cord | + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 4 2 2 4 | Edema | 2 | Foreign Body | 2 2 | Hemorrhage | | Inflammation, Suppurative | 3 | Alveolar Epithelium, Hyperplasia | 3 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Foreign Body | 2 | Lumen, Fungus | 2 2 2 2 3| Lumen, Inflammation, Suppurative | 2 2 2 2 2 2| Nasolacrimal Duct, Inflammation, | | Suppurative | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 5| 5| 6| 7| 7| 4| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 5| 6| 7| 7| 5| 6| 7| 7| 7| DAY ON TEST | 7| 8| 7| 2| 2| 6| 1| 0| 2| 2| 4| 2| 2| 2| 2| 2| 7| 8| 2| 2| 7| 6| 2| 2| 2| | 5| 0| 4| 9| 9| 5| 8| 0| 9| 9| 3| 9| 9| 9| 9| 9| 4| 1| 9| 9| 0| 8| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 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 | | | | __________________________________________________________________________| Eye | + + + + | Cataract | 3 | Hemorrhage | 4 | Inflammation, Suppurative | 4 | Retina, Degeneration | 2 4 4 | __________________________________________________________________________| Harderian Gland | + | Pigmentation | 4 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Bacterium | | Infarct | 3 | Inflammation, Suppurative | | Nephropathy, Chronic | 2 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2| Renal Tubule, Mineralization | | Renal Tubule, Pigmentation | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + M M + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 4| 5| 5| 6| 7| 6| 6| 6| 7| 7| 4| 4| 7| 7| 7| 4| 6| 7| 7| 7| 7| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 9| 5| 2| 2| 6| 6| 2| 2| 8| 9| 1| 0| 2| 6| 4| 3| 3| 3| 2| 6| 3| 3| 3| | | 1| 7| 6| 1| 9| 4| 3| 8| 9| 9| 1| 8| 4| 8| 9| 9| 1| 0| 0| 0| 9| 4| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + A + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | | 1 2.0| __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + A + + + + + + + + A + + + + + + + + +| 47 | Parasite Metazoan | 2 2 2 2 | 7 2.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + A + + + M + + + + A + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small | + + + + + + A + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + A + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + A + + + A + + + + A + + + + + + + + +| 46 | Hyperplasia, Lymphoid | 3 3 | 2 3.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + A + + + A + + + + A + + + + + + + + +| 46 | Hyperplasia, Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | 1 1 3 2 1 | 7 1.4| Basophilic Focus, Multiple | 2 1 2 2 2 | 13 1.7| Clear Cell Focus | 1 | 4 1.3| Degeneration, Cystic | 2 | 1 2.0| Eosinophilic Focus | 3 1 | 4 2.0| Hematopoietic Cell Proliferation | 2 | 1 2.0| Hemorrhage | 2 | 1 2.0| Hepatodiaphragmatic Nodule | 2 3 | 5 2.2| Hyperplasia, Nodular | | 4 2.5| Inflammation, Granulomatous, Multiple| | 1 1.0| Mixed Cell Focus | 1 2 | 3 1.7| Mixed Cell Focus, Multiple | 2| 1 2.0| Vacuolization Cytoplasmic | 3 | 6 2.3| Bile Duct, Hyperplasia | 2 2 2 2 2 2 2 1 2 2 1 2 2 2 2 2 2 2 2 1| 45 1.7| Centrilobular, Degeneration | 3 | 2 2.5| Centrilobular, Necrosis | | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + + + | 11 | Metaplasia, Osseous | | 1 3.0| Fat, Mineralization, Focal | 2 | 1 2.0| Fat, Necrosis, Focal | 3 3 2 3 3 | 9 2.9| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Polyarteritis | 3 4 | 3 3.3| Acinar Cell, Atrophy | 2 2 2 2 2 2 2 2 2| 18 2.1| Acinar Cell, Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Pharynx | + | 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 33 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 4| 5| 5| 6| 7| 6| 6| 6| 7| 7| 4| 4| 7| 7| 7| 4| 6| 7| 7| 7| 7| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 9| 5| 2| 2| 6| 6| 2| 2| 8| 9| 1| 0| 2| 6| 4| 3| 3| 3| 2| 6| 3| 3| 3| | | 1| 7| 6| 1| 9| 4| 3| 8| 9| 9| 1| 8| 4| 8| 9| 9| 1| 0| 0| 0| 9| 4| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Palate, Hyperplasia, Squamous | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + I + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Edema | | 1 4.0| Forestomach, Inflammation, Chronic | 3 | 2 3.0| Forestomach, Mineralization | 2 | 1 2.0| Forestomach, Polyarteritis | 3 | 1 3.0| Forestomach, Ulcer | 4 | 1 4.0| Forestomach, Epithelium, Hyperplasia | | 1 3.0| Glandular, Mineralization | 2 | 2 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Tongue | + + | 3 | Inflammation, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + | 1 | Mesenteric Artery, Polyarteritis | 3 | 1 3.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 3 2 2 2 2 3 3 2 2 2 3 3 3 2 2 3 2 2 2 2 2 2 2 3 2| 46 2.3| Valve, Bacterium | 4 | 1 4.0| Valve, Thrombosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + A + + + + + + + + +| 48 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + A + + + + + + + + +| 48 | Hyperplasia, Focal | 3 3| 5 2.6| Hypertrophy, Focal | | 2 2.0| Vacuolization Cytoplasmic | 2 2 1 2 3 | 11 2.2| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + A + + + + + + + + +| 48 | Hyperplasia, Focal | 2 2 2 | 5 2.0| Vacuolization Cytoplasmic | | 1 4.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + M + + + + + + + + + + + + + M + + + +| 46 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + M + + + + + + + + +| 48 | Pars Distalis, Angiectasis | | 3 3.0| Pars Distalis, Cyst | 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 34 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 4| 5| 5| 6| 7| 6| 6| 6| 7| 7| 4| 4| 7| 7| 7| 4| 6| 7| 7| 7| 7| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 9| 5| 2| 2| 6| 6| 2| 2| 8| 9| 1| 0| 2| 6| 4| 3| 3| 3| 2| 6| 3| 3| 3| | | 1| 7| 6| 1| 9| 4| 3| 8| 9| 9| 1| 8| 4| 8| 9| 9| 1| 0| 0| 0| 9| 4| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pars Distalis, Cyst, Multiple | | 1 2.0| Pars Distalis, Hyperplasia, Focal | 2 2 2 1| 8 1.9| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Cystic | 3 | 1 3.0| C-Cell, Hyperplasia | 2 | 9 1.9| Follicle, Cyst | 2 2 | 2 2.0| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + M + + + + + + + + + + + + + + + + + +| 48 | Atrophy | 3 2 2 3 | 12 2.5| Fibrosis | 4 | 1 4.0| Inflammation, Chronic | 3 | 4 2.8| Inflammation, Suppurative | 3 3 4 2 | 8 3.0| Duct, Cyst | 3 2 2 | 10 2.9| __________________________________________________________________________|____________| Prostate | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 2 2 3 2 2 3 2 2 | 16 2.3| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 2 4 2 2 4 4 2 | 15 2.9| Necrosis | 4 | 1 4.0| Bilateral, Interstitial Cell, | | | Hyperplasia | 2 2 2 2 2| 8 2.1| Interstitial Cell, Atrophy | 4 | 2 3.5| Interstitial Cell, Hyperplasia | 2 2 2 | 7 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | Leukocytosis | 3 | 1 3.0| __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 3.0| Myelofibrosis | | 1 2.0| Myeloid Cell, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inguinal, Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 35 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 4| 5| 5| 6| 7| 6| 6| 6| 7| 7| 4| 4| 7| 7| 7| 4| 6| 7| 7| 7| 7| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 9| 5| 2| 2| 6| 6| 2| 2| 8| 9| 1| 0| 2| 6| 4| 3| 3| 3| 2| 6| 3| 3| 3| | | 1| 7| 6| 1| 9| 4| 3| 8| 9| 9| 1| 8| 4| 8| 9| 9| 1| 0| 0| 0| 9| 4| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mediastinal, Hyperplasia, Lymphoid | | 1 3.0| Pancreatic, Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + M + + + + + + + + + + + + +| 48 | Hyperplasia, Lymphoid | 3 | 5 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Angiectasis | 4 | 1 4.0| Cyst, Multiple | 3 | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | | 1 3.0| Hematopoietic Cell Proliferation | 4 3 | 2 3.5| Hyperplasia, Lymphoid | 3 | 2 3.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + M + M M + + + M + + + + + + + + +| 43 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M + + + + + + + + + M M + + + I + + + + + + + + +| 44 | Hyperplasia, Lobular | 2 | 1 2.0| Duct, Cyst | 2 2 | 6 2.3| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | Fibrosis | | 1 2.0| Ulcer | 4 | 1 4.0| Epidermis, Hyperplasia, Focal | 3 | 1 3.0| Epidermis, Hyperplasia | | 1 2.0| Subcutaneous Tissue, Hemorrhage, | | | Chronic | 2 | 1 2.0| Subcutaneous Tissue, Necrosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | Abdominal, Metaplasia, Osseous | | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 1 4.0| Hemorrhage | 4 3 4 | 5 3.2| Hippocampus, Vacuolization | | | Cytoplasmic | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 36 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 4| 5| 5| 6| 7| 6| 6| 6| 7| 7| 4| 4| 7| 7| 7| 4| 6| 7| 7| 7| 7| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 9| 5| 2| 2| 6| 6| 2| 2| 8| 9| 1| 0| 2| 6| 4| 3| 3| 3| 2| 6| 3| 3| 3| | | 1| 7| 6| 1| 9| 4| 3| 8| 9| 9| 1| 8| 4| 8| 9| 9| 1| 0| 0| 0| 9| 4| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spinal Cord | + | 2 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 3 | 6 3.0| Edema | | 1 2.0| Foreign Body | | 2 2.0| Hemorrhage | 3 | 1 3.0| Inflammation, Suppurative | | 1 3.0| Alveolar Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumen, Foreign Body | | 1 2.0| Lumen, Fungus | 3 X | 7 2.3| Lumen, Inflammation, Suppurative | 3 3 | 8 2.3| Nasolacrimal Duct, Inflammation, | | | Suppurative | 2 2 | 2 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 2 | __________________________________________________________________________|____________| Eye | + + + | 7 | Cataract | 3 3 | 3 3.0| Hemorrhage | | 1 4.0| Inflammation, Suppurative | | 1 4.0| Retina, Degeneration | 3 | 4 3.3| __________________________________________________________________________|____________| Harderian Gland | | 1 | Pigmentation | | 1 4.0| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Bacterium | 3 | 1 3.0| Infarct | | 1 3.0| Inflammation, Suppurative | 4 | 1 4.0| Nephropathy, Chronic | 2 3 2 3 1 2 1 2 2 2 2 2 3 2 3 3 3 3 3| 41 2.2| Renal Tubule, Mineralization | 2 | 1 2.0| Renal Tubule, Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 37 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 3| 6| 7| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 2| 2| 4| 4| 5| 2| 2| 2| 2| 2| 2| 2| 9| 8| 1| 2| 2| 2| 2| 2| 2| 2| | 1| 2| 7| 9| 9| 0| 5| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 112 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + | __________________________________________________________________________| Intestine Large | A + + + A + A + + + | __________________________________________________________________________| Intestine Large, Cecum | A + + + A + A + A M | __________________________________________________________________________| Intestine Large, Colon | A + + + A + A + + + | Parasite Metazoan | 3 | __________________________________________________________________________| Intestine Large, Rectum | A + + + A + A + A + | Parasite Metazoan | 1 | __________________________________________________________________________| Intestine Small | + + + + A + A + A + | __________________________________________________________________________| Intestine Small, Duodenum | + + + + A + A + A A | __________________________________________________________________________| Intestine Small, Ileum | + + + + A + A + A + | __________________________________________________________________________| Intestine Small, Jejunum | A + + + A + A + A A | Metaplasia, Osseous | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | | Basophilic Focus, Multiple | 2 1 2 2 2 2 2 2| Congestion | | Degeneration, Cystic | 2| Fibrosis | 2 | Hematopoietic Cell Proliferation | | Hemorrhage | 3 | Hepatodiaphragmatic Nodule | 3 3 | Hyperplasia, Nodular | 3 3 3 | Inflammation, Granulomatous, Multiple| 2 | Mixed Cell Focus, Multiple | 2 | Necrosis, Focal | 4 | Vacuolization Cytoplasmic | 4 2 2 2 | Bile Duct, Hyperplasia | 2 1 1 2 3 1 2 2 2 2 2 2 2 2 2 1 2 3 3| Centrilobular, Degeneration | | __________________________________________________________________________| Mesentery | + + + + + + | Inflammation, Chronic | 3 4 | Fat, Inflammation, Focal, | | Granulomatous | 3 | Fat, Mineralization, Focal | | Fat, Necrosis, Focal | 3 2 2 3 2 | __________________________________________________________________________| Pancreas | + + + + + + + A + A + | Acinar Cell, Atrophy | 2 3 3 3 | Acinar Cell, Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + M + | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + | Forestomach, Cyst | 2 | Forestomach, Edema | 2 | Forestomach, Fibrosis, Chronic | | Forestomach, Hyperkeratosis | | Forestomach, Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 3| 6| 7| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 2| 2| 4| 4| 5| 2| 2| 2| 2| 2| 2| 2| 9| 8| 1| 2| 2| 2| 2| 2| 2| 2| | 1| 2| 7| 9| 9| 0| 5| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 112 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Forestomach, Ulcer | 3 | Forestomach, Epithelium, Hyperplasia | 3 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + | __________________________________________________________________________| Tongue | + +| Hemorrhage, Focal | | Hyperkeratosis | 2| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + | Congestion | | Inflammation, Chronic | 2 2 3 3 3 3 2 3 3 3 | Mineralization | 3 | Atrium, Congestion | 4 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + | Hypertrophy, Focal | 2 | Vacuolization Cytoplasmic | 4 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + | Hemorrhage | | Hyperplasia, Focal | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + A + + + | __________________________________________________________________________| Parathyroid Gland | + M + + + + M + + + | Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + M +| Pars Distalis, Angiectasis | 4 | Pars Distalis, Cyst | 2 | Pars Distalis, Cyst, Multiple | 2 | Pars Distalis, Hemorrhage | | Pars Distalis, Hyperplasia, Focal | 2 | Pars Intermedia, Hemorrhage | | __________________________________________________________________________| Thyroid Gland | + + + + + + A + + + + | C-Cell, Hyperplasia | 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + | Atrophy | 3 | _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 3| 6| 7| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 2| 2| 4| 4| 5| 2| 2| 2| 2| 2| 2| 2| 9| 8| 1| 2| 2| 2| 2| 2| 2| 2| | 1| 2| 7| 9| 9| 0| 5| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 112 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Fibrosis | 2 | Hyperplasia | | Inflammation, Suppurative | 2 | Duct, Cyst | 3 2 | __________________________________________________________________________| Prostate | + + + + + + + + + + | Cyst | 3 | Cyst, Multiple | | Inflammation, Chronic | 3 | Inflammation, Suppurative | 2 2 2 3 3 3 2 | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + | Atrophy | 3 | Dilatation | 3 | Inflammation, Chronic | 3 | Epithelium, Hyperplasia | 3 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 2 4 2 2 3 2 1 3 2 1 2 3 | Bilateral, Interstitial Cell, | | Hyperplasia | | Interstitial Cell, Hyperplasia | 2 2 2 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + | Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + | Inguinal, Cyst | | Mediastinal, Hemorrhage | 3 | Mediastinal, Hyperplasia, Histiocytic| 3 | Mediastinal, Hyperplasia, Lymphoid | 2 | Mediastinal, Necrosis | 2 | __________________________________________________________________________| Lymph Node, Mandibular | + M + M + + + + + + | Cyst | | Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + A + + + | Angiectasis | 3 | __________________________________________________________________________| Spleen | A + + + + + A + + + + + + + + A + + + + A + + + +| Atrophy | 3 | Congestion | | Hematopoietic Cell Proliferation | 3 | Hemorrhage | | Necrosis | 2 | Pigmentation | 2 | __________________________________________________________________________| Thymus | + M + + + + M + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 3| 6| 7| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 2| 2| 4| 4| 5| 2| 2| 2| 2| 2| 2| 2| 9| 8| 1| 2| 2| 2| 2| 2| 2| 2| | 1| 2| 7| 9| 9| 0| 5| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 112 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + | Hyperplasia, Lobular | 2 | Duct, Cyst | 2 2 3 2 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Fibrosis | 3| Epidermis, Hyperplasia, Focal | 3 3 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + | Compression | | Hemorrhage | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + | Congestion | 3 2 3 | Hemorrhage | 3 | Inflammation, Granulomatous | | Alveolar Epithelium, Hyperplasia | | Alveolus, Edema | 3 | Alveolus, Foreign Body | 2 | Alveolus, Pigmentation | 2 | Artery, Embolus Tumor, Multiple | | Artery, Mineralization, Multiple | 3 | Lymphatic, Foreign Body | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + | Lumen, Fungus | 2 | Lumen, Inflammation, Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + + | Cataract | 3 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + | Hydronephrosis | 3 4 | Hydronephrosis, Multiple | 2 | Nephropathy, Chronic | 2 2 3 2 4 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 3| 3| 6| 7| 7| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 3| 6| 7| 7| 7| 5| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 2| 2| 4| 4| 5| 2| 2| 2| 2| 2| 2| 2| 9| 8| 1| 2| 2| 2| 2| 2| 2| 2| | 1| 2| 7| 9| 9| 0| 5| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 112 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Medulla, Necrosis | 3 | Pelvis, Hemorrhage | 3 | Pelvis, Necrosis | 4 | Renal Tubule, Mineralization | 2 | Renal Tubule, Pigmentation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + | Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 6| 7| 5| 7| 6| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| | DAY ON TEST | 5| 7| 8| 1| 2| 9| 0| 9| 3| 3| 8| 9| 3| 3| 3| 7| 1| 3| 3| 3| 3| 2| 3| 3| 3| | | 5| 1| 8| 8| 9| 0| 8| 0| 0| 0| 9| 3| 0| 0| 0| 4| 8| 0| 0| 0| 3| 1| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 112 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + | 21 | __________________________________________________________________________|____________| Intestine Large, Cecum | A + + + + + + + + + + + + | 17 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + | 21 | Parasite Metazoan | | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + | 19 | Parasite Metazoan | 2 | 2 1.5| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + | 20 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + | 19 | __________________________________________________________________________|____________| Intestine Small, Ileum | A + + + + + + + + + + + A | 18 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A + + + + + + + + + + + + | 17 | Metaplasia, Osseous | 3 | 1 3.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | 1 2 | 2 1.5| Basophilic Focus, Multiple | 2 2 2 2 2 2 2 2 2 1 1 2 | 20 1.9| Congestion | 4 | 1 4.0| Degeneration, Cystic | | 1 2.0| Fibrosis | | 1 2.0| Hematopoietic Cell Proliferation | 1 | 1 1.0| Hemorrhage | | 1 3.0| Hepatodiaphragmatic Nodule | X X | 4 3.0| Hyperplasia, Nodular | 4 | 4 3.3| Inflammation, Granulomatous, Multiple| | 1 2.0| Mixed Cell Focus, Multiple | 2 | 2 2.0| Necrosis, Focal | | 1 4.0| Vacuolization Cytoplasmic | 4 2 1 2| 8 2.4| Bile Duct, Hyperplasia | 2 1 2 2 1 2 1 2 2 1 2 2 2 2 2 1| 35 1.8| Centrilobular, Degeneration | 3 | 1 3.0| __________________________________________________________________________|____________| Mesentery | + + + + | 10 | Inflammation, Chronic | | 2 3.5| Fat, Inflammation, Focal, | | | Granulomatous | | 1 3.0| Fat, Mineralization, Focal | 2 | 1 2.0| Fat, Necrosis, Focal | 3 3 4 3 | 9 2.8| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + | 22 | Acinar Cell, Atrophy | 3 4 2 | 7 2.9| Acinar Cell, Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + | 29 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 43 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 6| 7| 5| 7| 6| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| | DAY ON TEST | 5| 7| 8| 1| 2| 9| 0| 9| 3| 3| 8| 9| 3| 3| 3| 7| 1| 3| 3| 3| 3| 2| 3| 3| 3| | | 5| 1| 8| 8| 9| 0| 8| 0| 0| 0| 9| 3| 0| 0| 0| 4| 8| 0| 0| 0| 3| 1| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 112 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Forestomach, Cyst | | 1 2.0| Forestomach, Edema | 3 3 | 3 2.7| Forestomach, Fibrosis, Chronic | 4 | 1 4.0| Forestomach, Hyperkeratosis | 4 | 1 4.0| Forestomach, Inflammation, Chronic | 3 3 | 3 3.0| Forestomach, Ulcer | 4 | 2 3.5| Forestomach, Epithelium, Hyperplasia | 4 3 | 3 3.3| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 22 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + | 28 | __________________________________________________________________________|____________| Tongue | + + | 4 | Hemorrhage, Focal | 2 | 1 2.0| Hyperkeratosis | | 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + | 25 | Congestion | 4 | 1 4.0| Inflammation, Chronic | 2 2 3 3 2 3 2 2 3 3 3 | 21 2.6| Mineralization | | 1 3.0| Atrium, Congestion | | 1 4.0| Atrium, Thrombosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + | 24 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + | 24 | Hypertrophy, Focal | | 1 2.0| Vacuolization Cytoplasmic | 2 2 | 5 2.4| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + M + + + + + + + + + + + | 23 | Hemorrhage | 4 | 1 4.0| Hyperplasia, Focal | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + | 22 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + | 22 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + | 28 | Pars Distalis, Angiectasis | | 1 4.0| Pars Distalis, Cyst | 1 | 2 1.5| Pars Distalis, Cyst, Multiple | | 1 2.0| Pars Distalis, Hemorrhage | 4 | 1 4.0| Pars Distalis, Hyperplasia, Focal | 3 2 2 | 4 2.3| Pars Intermedia, Hemorrhage | 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 44 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 6| 7| 5| 7| 6| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| | DAY ON TEST | 5| 7| 8| 1| 2| 9| 0| 9| 3| 3| 8| 9| 3| 3| 3| 7| 1| 3| 3| 3| 3| 2| 3| 3| 3| | | 5| 1| 8| 8| 9| 0| 8| 0| 0| 0| 9| 3| 0| 0| 0| 4| 8| 0| 0| 0| 3| 1| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 112 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + | 25 | C-Cell, Hyperplasia | 2 2 | 5 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Preputial Gland | + + + + M + + + + + + + + + | 24 | Atrophy | 3 3 | 3 3.0| Fibrosis | 3 | 2 2.5| Hyperplasia | 4 | 1 4.0| Inflammation, Suppurative | 4 3 3 3 2 4 2 2 | 9 2.8| Duct, Cyst | 3 3 3 | 5 2.8| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + +| 24 | Cyst | | 1 3.0| Cyst, Multiple | 3 3| 2 3.0| Inflammation, Chronic | 3 | 2 3.0| Inflammation, Suppurative | 2 3 3 3 | 11 2.5| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + | 25 | Atrophy | | 1 3.0| Dilatation | 3 | 2 3.0| Inflammation, Chronic | | 1 3.0| Epithelium, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 2 2 3 4 | 19 2.4| Bilateral, Interstitial Cell, | | | Hyperplasia | 2 2 | 2 2.0| Interstitial Cell, Hyperplasia | 2 2 2 | 8 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + | 23 | Myeloid Cell, Hyperplasia | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + | 25 | Inguinal, Cyst | 3 | 1 3.0| Mediastinal, Hemorrhage | 3 | 2 3.0| Mediastinal, Hyperplasia, Histiocytic| | 1 3.0| Mediastinal, Hyperplasia, Lymphoid | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 45 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 6| 7| 5| 7| 6| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| | DAY ON TEST | 5| 7| 8| 1| 2| 9| 0| 9| 3| 3| 8| 9| 3| 3| 3| 7| 1| 3| 3| 3| 3| 2| 3| 3| 3| | | 5| 1| 8| 8| 9| 0| 8| 0| 0| 0| 9| 3| 0| 0| 0| 4| 8| 0| 0| 0| 3| 1| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 112 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Mediastinal, Necrosis | | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + | 21 | Cyst | 2 | 1 2.0| Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + | 23 | Angiectasis | | 1 3.0| __________________________________________________________________________|____________| Spleen | A + + + + + + + + + + + + + + + + + + + + + + + +| 45 | Atrophy | | 1 3.0| Congestion | 4 | 1 4.0| Hematopoietic Cell Proliferation | 3 | 2 3.0| Hemorrhage | 4 | 1 4.0| Necrosis | 4 | 2 3.0| Pigmentation | | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + M + + + + + + + | 20 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + M + + + M + + M + + + | 23 | Hyperplasia, Lobular | | 1 2.0| Duct, Cyst | 3 3 2 | 8 2.4| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + | 37 | Cyst Epithelial Inclusion | 3 | 1 3.0| Fibrosis | | 1 3.0| Epidermis, Hyperplasia, Focal | | 3 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + | 24 | Compression | 4 4 | 2 4.0| Hemorrhage | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + | 29 | Congestion | 3 3 4 3 2 3 | 9 2.9| Hemorrhage | | 1 3.0| Inflammation, Granulomatous | 2 | 1 2.0| Alveolar Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 5| 5| 6| 7| 5| 7| 6| 7| 7| 4| 5| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| | DAY ON TEST | 5| 7| 8| 1| 2| 9| 0| 9| 3| 3| 8| 9| 3| 3| 3| 7| 1| 3| 3| 3| 3| 2| 3| 3| 3| | | 5| 1| 8| 8| 9| 0| 8| 0| 0| 0| 9| 3| 0| 0| 0| 4| 8| 0| 0| 0| 3| 1| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 112 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Alveolus, Edema | | 1 3.0| Alveolus, Foreign Body | | 1 2.0| Alveolus, Pigmentation | 2 | 2 2.0| Artery, Embolus Tumor, Multiple | X | 1 | Artery, Mineralization, Multiple | | 1 3.0| Lymphatic, Foreign Body | 2 | 3 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + | 23 | Lumen, Fungus | 2 | 2 2.0| Lumen, Inflammation, Suppurative | 2 | 2 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + | 24 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + | 5 | Cataract | 4 3 | 3 3.3| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + | 23 | Hydronephrosis | | 2 3.5| Hydronephrosis, Multiple | | 1 2.0| Nephropathy, Chronic | 2 3 3 3 2 3 2 1 2 2 | 15 2.4| Medulla, Necrosis | | 1 3.0| Pelvis, Hemorrhage | | 1 3.0| Pelvis, Necrosis | | 1 4.0| Renal Tubule, Mineralization | | 1 2.0| Renal Tubule, Pigmentation | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + M + + + + + + + + | 22 | 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 47 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 6| 6| 7| 7| 4| 5| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 6| 2| 2| 2| 2| 0| 6| 2| 2| 1| 7| 9| 2| 2| 2| | 9| 9| 9| 9| 9| 3| 7| 9| 9| 9| 5| 9| 9| 9| 9| 9| 1| 9| 9| 4| 7| 5| 6| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | Parasite Metazoan | 2 2 1 | Ulcer | | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 2 2| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | 4 | Basophilic Focus, Multiple | 2 2 2 1 2 2 2 2 2 2 2 2| Clear Cell Focus | 1 | Clear Cell Focus, Multiple | 1 1 | Congestion | | Degeneration, Cystic | 1 2 3 | Eosinophilic Focus | 2 | Eosinophilic Focus, Multiple | 2 | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | 3| Hyperplasia, Nodular | 2 2 3 3 | Inflammation, Granulomatous, Multiple| 2 2 1| Mixed Cell Focus | 2 | Vacuolization Cytoplasmic | 1 2 2 2 4 4 | Bile Duct, Hyperplasia | 2 2 2 2 2 1 2 1 2 2 2 2 1 3 2 2 4 2 2 1 | Centrilobular, Degeneration | 4 | Centrilobular, Necrosis | | __________________________________________________________________________| Mesentery | + + + + + + + + + | Polyarteritis | 3 | Fat, Inflammation, Focal, | | Granulomatous | 3 | Fat, Necrosis, Focal | 4 3 3 3 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Polyarteritis | 4 2 4 3| Acinar Cell, Atrophy | 2 2 2 2 2 3 2 2 3| Acinar Cell, Hyperplasia | 3 2 | Acinar Cell, Hyperplasia, Multiple | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 48 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 6| 6| 7| 7| 4| 5| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 6| 2| 2| 2| 2| 0| 6| 2| 2| 1| 7| 9| 2| 2| 2| | 9| 9| 9| 9| 9| 3| 7| 9| 9| 9| 5| 9| 9| 9| 9| 9| 1| 9| 9| 4| 7| 5| 6| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Forestomach, Edema | 4 | Forestomach, Inflammation, Chronic | 4 | Forestomach, Polyarteritis | 4 | Forestomach, Ulcer | 3 | Forestomach, Epithelium, Hyperplasia | 4 | Glandular, Polyarteritis | 2| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 3 | Inflammation, Chronic | 3 2 2 2 3 2 2 3 2 2 2 3 2 3 2 3 3 2 2 2 3 2| Atrium, Congestion | 3 | Atrium, Fibrosis | 4 | Atrium, Thrombosis | 4 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + M + + + + + +| Accessory Adrenal Cortical Nodule | 2 | Degeneration, Cystic | | Hyperplasia, Focal | 2 2 | Vacuolization Cytoplasmic | 2 2 2 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + M + + + + + +| Hyperplasia, Focal | 2 | Hyperplasia, Focal, Multiple | 2 | Mineralization | 4 | Thrombosis | 4 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + M + + + + + M + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 2 4 | Pars Distalis, Cyst | | Pars Distalis, Hemorrhage | 4 | Pars Distalis, Hyperplasia, Focal | 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Ultimobranchial Cyst | 2 | C-Cell, Hyperplasia | 2 3 2 2 1 2 | Follicle, Cyst | 4 | Follicle, Hyperplasia, Cystic | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 6| 6| 7| 7| 4| 5| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 6| 2| 2| 2| 2| 0| 6| 2| 2| 1| 7| 9| 2| 2| 2| | 9| 9| 9| 9| 9| 3| 7| 9| 9| 9| 5| 9| 9| 9| 9| 9| 1| 9| 9| 4| 7| 5| 6| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Edema | | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 2 3 3 3 2| Hyperplasia | 2 | Inflammation, Chronic | | Inflammation, Suppurative | | Necrosis | | Duct, Cyst | 3 2 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 | Inflammation, Chronic | 3 2 | Inflammation, Suppurative | 1 2 2 3 3 3 2 2 2 | Epithelium, Hyperplasia | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 2 3 4 4 3 3 3 2| Mineralization | 2 | Bilateral, Atrophy | | Bilateral, Interstitial Cell, | | Hyperplasia | 2 | Interstitial Cell, Hyperplasia | 2 2 2 2 2 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Myeloid Cell, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Hyperplasia, Lymphoid | | Inguinal, Hyperplasia, Lymphoid | | Mediastinal, Pigmentation | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 | Cyst, Multiple | | Hyperplasia, Lymphoid | 2 3| Lymphocyte, Necrosis | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Lymphoid | 3 | Lymphocyte, Necrosis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy, Focal | | Atrophy | 3 | Developmental Malformation | | _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 6| 6| 7| 7| 4| 5| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 6| 2| 2| 2| 2| 0| 6| 2| 2| 1| 7| 9| 2| 2| 2| | 9| 9| 9| 9| 9| 3| 7| 9| 9| 9| 5| 9| 9| 9| 9| 9| 1| 9| 9| 4| 7| 5| 6| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hematopoietic Cell Proliferation | | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + M + + +| Hyperplasia, Lymphoid | 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| Hyperplasia, Lobular | 3 | Duct, Cyst | 2 2 3 2 4 3 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | 3 3 | Epidermis, Hyperplasia, Focal | 3 | Subcutaneous Tissue, Inflammation, | | Granulomatous | 3 | Subcutaneous Tissue, Necrosis | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | 3 | Hemorrhage | 3 | __________________________________________________________________________| Spinal Cord | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 2 1 2 | Hemorrhage | 3 3 | Alveolar Epithelium, Hyperplasia | 2 | Alveolus, Foreign Body | 3 2 | Artery, Embolus Tumor | | Lymphatic, Foreign Body | 2 | Perivascular, Foreign Body | | Subpleura, Hemorrhage | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumen, Fungus | 2 3 3 2| Lumen, Inflammation, Suppurative | 2 3 2 2| Nasolacrimal Duct, Inflammation, | | Suppurative | 3 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | + | _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 3| 7| 7| 7| 7| 6| 6| 7| 7| 4| 5| 6| 7| 7| 7| DAY ON TEST | 2| 2| 2| 2| 2| 0| 2| 2| 2| 2| 6| 2| 2| 2| 2| 0| 6| 2| 2| 1| 7| 9| 2| 2| 2| | 9| 9| 9| 9| 9| 3| 7| 9| 9| 9| 5| 9| 9| 9| 9| 9| 1| 9| 9| 4| 7| 5| 6| 9| 9| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 225 | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Eye | + | Cataract | 3 | Retina, Degeneration | 3 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy, Chronic | 3 2 2 1 3 2 2 1 2 2 3 2 2 2 4 2 2 2 2 2 3 2| Renal Tubule, Mineralization | | Renal Tubule, Pigmentation | 3 3 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 6| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 6| 6| 3| 3| 3| 2| 6| 0| 3| 3| 8| 3| 3| 3| 3| 5| 6| 6| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 0| 0| 0| 9| 7| 4| 0| 0| 1| 0| 0| 0| 0| 0| 3| 9| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | 3 | 1 3.0| Parasite Metazoan | 2 2 1 2 2| 8 1.8| Ulcer | 3 | 1 3.0| __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + M + + + + + + + + + + + + + + + + + + + +| 49 | Parasite Metazoan | 1 | 1 1.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Lymphoid | 3 3 3 | 5 2.6| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | 2 1 2 1 | 5 2.0| Basophilic Focus, Multiple | 2 2 2 1 2 2 | 18 1.9| Clear Cell Focus | 2 | 2 1.5| Clear Cell Focus, Multiple | 2 | 3 1.3| Congestion | 3 | 1 3.0| Degeneration, Cystic | 2 | 4 2.0| Eosinophilic Focus | | 1 2.0| Eosinophilic Focus, Multiple | | 1 2.0| Hematopoietic Cell Proliferation | 2 | 1 2.0| Hepatodiaphragmatic Nodule | 3 2 2 3 2 3| 7 2.6| Hyperplasia, Nodular | 3 2 | 6 2.5| Inflammation, Granulomatous, Multiple| | 3 1.7| Mixed Cell Focus | 2 1 2 | 4 1.8| Vacuolization Cytoplasmic | 2 2 1 2 2 | 11 2.2| Bile Duct, Hyperplasia | 2 2 2 1 2 2 1 2 2 1 2 2 1 2 1 2 2 2| 38 1.8| Centrilobular, Degeneration | 2 2 | 3 2.7| Centrilobular, Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + +| 19 | Polyarteritis | | 1 3.0| Fat, Inflammation, Focal, | | | Granulomatous | 3 | 2 3.0| Fat, Necrosis, Focal | 2 3 2 3 2 3 2 2| 13 2.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Polyarteritis | 3 3 | 6 3.2| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 53 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 6| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 6| 6| 3| 3| 3| 2| 6| 0| 3| 3| 8| 3| 3| 3| 3| 5| 6| 6| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 0| 0| 0| 9| 7| 4| 0| 0| 1| 0| 0| 0| 0| 0| 3| 9| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Acinar Cell, Atrophy | 3 2 2 3 2 3 2 2 2 2 2 3 | 21 2.3| Acinar Cell, Hyperplasia | 2 3| 4 2.5| Acinar Cell, Hyperplasia, Multiple | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Forestomach, Edema | | 1 4.0| Forestomach, Inflammation, Chronic | | 1 4.0| Forestomach, Polyarteritis | | 1 4.0| Forestomach, Ulcer | | 1 3.0| Forestomach, Epithelium, Hyperplasia | 2 | 2 3.0| Glandular, Polyarteritis | 3 | 2 2.5| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + +| 47 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | | 1 3.0| Inflammation, Chronic | 2 2 2 3 2 2 2 2 3 3 3 2 2 3 3 3 2 3 3 2 2| 43 2.4| Atrium, Congestion | 4 3 3 | 4 3.3| Atrium, Fibrosis | | 1 4.0| Atrium, Thrombosis | 4 2 | 4 3.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Accessory Adrenal Cortical Nodule | 2 | 2 2.0| Degeneration, Cystic | 2 4 2 2 | 4 2.5| Hyperplasia, Focal | 2 | 3 2.0| Vacuolization Cytoplasmic | | 5 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Focal | | 1 2.0| Hyperplasia, Focal, Multiple | 3 | 2 2.5| Mineralization | | 1 4.0| Thrombosis | | 1 4.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + M + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Angiectasis | | 2 3.0| Pars Distalis, Cyst | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 54 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 6| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 6| 6| 3| 3| 3| 2| 6| 0| 3| 3| 8| 3| 3| 3| 3| 5| 6| 6| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 0| 0| 0| 9| 7| 4| 0| 0| 1| 0| 0| 0| 0| 0| 3| 9| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | Pars Distalis, Hemorrhage | | 1 4.0| Pars Distalis, Hyperplasia, Focal | 1 3 | 3 1.7| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ultimobranchial Cyst | | 1 2.0| C-Cell, Hyperplasia | 2 2 2 3 2 2 2 | 13 2.1| Follicle, Cyst | | 1 4.0| Follicle, Hyperplasia, Cystic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Edema | 3 | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 3 3 3 3 2 3 | 13 2.7| Hyperplasia | | 1 2.0| Inflammation, Chronic | 3 | 1 3.0| Inflammation, Suppurative | 2 3 | 2 2.5| Necrosis | 4 | 1 4.0| Duct, Cyst | 3 4 3 2 | 7 2.9| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + M + + + + +| 49 | Fibrosis | | 1 3.0| Inflammation, Chronic | | 2 2.5| Inflammation, Suppurative | 4 3 2 3 2 2 2 3 | 17 2.4| Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 3 4 4 1 4 2 2 3 1 2 2 3| 22 2.7| Mineralization | | 1 2.0| Bilateral, Atrophy | 3 | 1 3.0| Bilateral, Interstitial Cell, | | | Hyperplasia | 2 | 2 2.0| Interstitial Cell, Hyperplasia | 2 2 2 2 2 2 2| 14 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Myeloid Cell, Hyperplasia | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 55 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 6| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 6| 6| 3| 3| 3| 2| 6| 0| 3| 3| 8| 3| 3| 3| 3| 5| 6| 6| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 0| 0| 0| 9| 7| 4| 0| 0| 1| 0| 0| 0| 0| 0| 3| 9| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Axillary, Hyperplasia, Lymphoid | 3 | 1 3.0| Inguinal, Hyperplasia, Lymphoid | 2 | 1 2.0| Mediastinal, Pigmentation | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | | 1 2.0| Cyst, Multiple | 3 4 | 2 3.5| Hyperplasia, Lymphoid | | 2 2.5| Lymphocyte, Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Lymphoid | | 1 3.0| Lymphocyte, Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy, Focal | 3 | 1 3.0| Atrophy | | 1 3.0| Developmental Malformation | 2 | 1 2.0| Hematopoietic Cell Proliferation | 4 | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia, Lymphoid | | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + M + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia, Lobular | | 1 3.0| Duct, Cyst | 3 3 2 2 | 10 2.6| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst Epithelial Inclusion | 3 3 | 4 3.0| Epidermis, Hyperplasia, Focal | | 1 3.0| Subcutaneous Tissue, Inflammation, | | | Granulomatous | | 1 3.0| Subcutaneous Tissue, Necrosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + + + | 3 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 1 3.0| Hemorrhage | | 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 56 NTP Experiment-Test: 05002-05 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC GAMMA-BUTYROLACTONE Date: 04/29/97 Route: GAVAGE Time: 07:03:43 __________________________________________________________________________________________________________________________________ | 5| 6| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 6| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 6| 6| 3| 3| 3| 2| 6| 0| 3| 3| 8| 3| 3| 3| 3| 5| 6| 6| 3| 3| 3| 3| 3| 3| 3| | | 1| 8| 0| 0| 0| 9| 7| 4| 0| 0| 1| 0| 0| 0| 0| 0| 3| 9| 0| 0| 0| 0| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 225 | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | MG/KG | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 2| 5 2.0| Hemorrhage | | 2 3.0| Alveolar Epithelium, Hyperplasia | | 1 2.0| Alveolus, Foreign Body | | 2 2.5| Artery, Embolus Tumor | X | 1 | Lymphatic, Foreign Body | 2 2 | 3 2.0| Perivascular, Foreign Body | 2 | 1 2.0| Subpleura, Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + M + + + + + + + + + + + + + + + + + + + +| 49 | Lumen, Fungus | 3 2 2 3 3 | 9 2.6| Lumen, Inflammation, Suppurative | 2 2 3 3 | 8 2.4| Nasolacrimal Duct, Inflammation, | | | Suppurative | 3 | 3 2.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 2 | __________________________________________________________________________|____________| Eye | + + | 3 | Cataract | 3 3 | 3 3.0| Retina, Degeneration | 3 3 | 3 3.0| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nephropathy, Chronic | 2 2 2 2 1 2 3 2 3 2 2 2 2 2 2 2 1 2 2 2 2 2 2 4| 46 2.1| Renal Tubule, Mineralization | 1 1 | 2 1.0| Renal Tubule, Pigmentation | 4 | 4 3.3| __________________________________________________________________________|____________| 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 57 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------