TDMS Study 05197-11 Pathology Tables
NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 2 YEAR CHRONIC FINAL#1 Facility: Battelle Northwest Chemical CAS #: 111-76-0002 Lock Date: 11/08/96 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 1| 5| 3| 3| 3| 3| 8| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| | 1| 1| 1| 1| 1| 8| 4| 1| 0| 1| 0| 7| 3| 0| 8| 7| 0| 0| 1| 1| 0| 1| 1| 1| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X X X X X X | Eosinophilic Focus | X X X X X X X X X | Fatty Change | 2 1 2| Hematopoietic Cell Proliferation | 1 | Hepatodiaphragmatic Nodule | X X X X| Mixed Cell Focus | X X X X X | Necrosis | | Regeneration | | Vacuolization Cytoplasmic, Focal | | Bile Duct, Hyperplasia | 1 1 2 2 1 | Centrilobular, Necrosis | 2 | Kupffer Cell, Pigmentation | 1 2 2 1 1 2| __________________________________________________________________________| Mesentery | + + + + + +| Fat, Necrosis | 2 3 2 3 3 2| __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 2 1 1 1 1 1 | Basophilic Focus | X | Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | | Epithelium, Hyperplasia | 1 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1 1 | Necrosis | 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 2 1 1 1 1 2 1 1 1 2 1 1 1 1 1 | Atrium, Thrombosis | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 1| 5| 3| 3| 3| 3| 8| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| | 1| 1| 1| 1| 1| 8| 4| 1| 0| 1| 0| 7| 3| 0| 8| 7| 0| 0| 1| 1| 0| 1| 1| 1| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 4 2 2 2 2 2 2 2 2 2 2 | Hypertrophy | 1 2 2 2 2 2 2 2 2 2 1 2| Vacuolization Cytoplasmic | 3 3 2 2 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 2 2 1 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | + + + + + M + M + M + + + + + + + + + + + + M + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Pars Distalis, Hyperplasia | 2 2 3 4 3 3 3| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 1 1 3 1 2 2 2 1 1 2 1 1 2 2 2 2 1 1 2 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + M + + + + + + + + + + + M + +| Hyperplasia | 2 1 2 2 2 2 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 3 2 3 4 3 | Inflammation, Granulomatous | 4 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Endometrium, Hyperplasia, Cystic | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | __________________________________________________________________________| Lymph Node | + + +| __________________________________________________________________________| Lymph Node, Bronchial | M M M M M M + + M M M + + + + + M + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + M + + + + + + + + + + + + + M + +| __________________________________________________________________________| Lymph Node, Mediastinal | + M M M M + + + + + + + M M M + + + + + + M + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 1 | Hematopoietic Cell Proliferation | 1 1 2 3 | Hemorrhage | | Pigmentation, Hemosiderin | 1 2 1 1 2 1 1 2 2 2 2 3 2 2 2 2 2 2 1 2 2 2 2 1| __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 5| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 3| 3| 3| 1| 5| 3| 3| 3| 3| 8| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| | 1| 1| 1| 1| 1| 8| 4| 1| 0| 1| 0| 7| 3| 0| 8| 7| 0| 0| 1| 1| 0| 1| 1| 1| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Atypical | | __________________________________________________________________________| Skin | + + M + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hyperkeratosis | 3 | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 2 4 3 | Inflammation, Chronic | 3 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 1 1 1 1 1 1 | Alveolar Epithelium, Hyperplasia | 1 2 1 3 4 1 2 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 2 | Inflammation, Suppurative | 1 1 2 2 1 2 | Thrombosis | | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1| Olfactory Epithelium, Metaplasia | 3 2 | Respiratory Epithelium, Hyperplasia | | Respiratory Epithelium, Metaplasia, | | Squamous | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Nephropathy | 1 2 2 2 2 2 1 1 2 2 1 2 2 2 2 2 1 2 1 1 2 3 3 1| Pelvis, Inflammation, Acute | 2 | Renal Tubule, Hyperplasia | 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Granulomatous | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 5| 7| 6| 7| 6| 7| 7| 7| 7| 6| 6| 5| 7| | DAY ON TEST | 3| 3| 7| 1| 3| 3| 9| 0| 2| 0| 3| 8| 0| 3| 5| 1| 5| 3| 3| 3| 3| 3| 4| 5| 3| | | 1| 1| 5| 0| 1| 0| 4| 0| 2| 8| 1| 8| 8| 0| 2| 8| 4| 1| 0| 1| 1| 8| 8| 8| 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 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 | 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| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | Parasite Metazoan | X X X| 4 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + I + + A I + + + + + + + + + I I + + + + + I| 44 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + A + + A + + + + + + + + + + + + + + + A + +| 47 | Parasite Metazoan | X X X X | 8 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + A + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + A + + A + + + + + + + + + + + + + + + A + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + A + + A + + + + + + + + + + + + + + + A + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 2 | 2 1.5| Basophilic Focus | X X X X X X X X X X X X X X X X X X X | 39 | Clear Cell Focus | X X X X| 12 | Eosinophilic Focus | X X X X | 13 | Fatty Change | 1 3 1 2 1 2 2 2 | 11 1.7| Hematopoietic Cell Proliferation | 1 1 2 | 4 1.3| Hepatodiaphragmatic Nodule | X X X X X | 9 | Mixed Cell Focus | X | 6 | Necrosis | 2 2 1 | 3 1.7| Regeneration | 2 | 1 2.0| Vacuolization Cytoplasmic, Focal | 3 | 1 3.0| Bile Duct, Hyperplasia | 1 1 3 | 8 1.5| Centrilobular, Necrosis | 1 | 2 1.5| Kupffer Cell, Pigmentation | 1 1 1 2 1 1 2 1 2 | 15 1.4| __________________________________________________________________________|____________| Mesentery | + + + + + +| 12 | Fat, Necrosis | 2 2 3 2 2 2| 12 2.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 2 1 1 1 2 2 2 1 | 17 1.4| Basophilic Focus | X | 2 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ulcer | 2 3 | 2 2.5| Epithelium, Hyperplasia | 2 2 | 3 1.7| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 | 3 1.0| Necrosis | 1 | 2 1.0| __________________________________________________________________________________________________________________________________ * : 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 5 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 5| 7| 6| 7| 6| 7| 7| 7| 7| 6| 6| 5| 7| | DAY ON TEST | 3| 3| 7| 1| 3| 3| 9| 0| 2| 0| 3| 8| 0| 3| 5| 1| 5| 3| 3| 3| 3| 3| 4| 5| 3| | | 1| 1| 5| 0| 1| 0| 4| 0| 2| 8| 1| 8| 8| 0| 2| 8| 4| 1| 0| 1| 1| 8| 8| 8| 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 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 | 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| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 1 1 1 2 2 1 1 1 1 2 1 2 2 1 1 2| 34 1.3| Atrium, Thrombosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 2 1 2 1 2 2 2 2 2 2 2| 28 2.0| Hypertrophy | 1 1 2 1 3 2 | 18 1.8| Vacuolization Cytoplasmic | 2 2 2 | 7 2.3| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 1 1 2 | 11 1.9| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 | 2 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Pars Distalis, Hyperplasia | 2 3 3 2 4 3 2 1 | 15 2.7| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 2 1 1 2 2 1 2 1 1 2 2 2 2 1 2| 37 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + M + + + + + + + + M +| 46 | Hyperplasia | 3 | 7 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 2 1 2 2 | 9 2.4| Inflammation, Granulomatous | | 1 4.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Endometrium, Hyperplasia, Cystic | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 | 5 2.0| __________________________________________________________________________|____________| Lymph Node | + + | 5 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + M M M + + + + + M + M + M + + M + + + + + + + +| 33 | __________________________________________________________________________________________________________________________________ * : 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: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 5| 7| 6| 7| 6| 7| 7| 7| 7| 6| 6| 5| 7| | DAY ON TEST | 3| 3| 7| 1| 3| 3| 9| 0| 2| 0| 3| 8| 0| 3| 5| 1| 5| 3| 3| 3| 3| 3| 4| 5| 3| | | 1| 1| 5| 0| 1| 0| 4| 0| 2| 8| 1| 8| 8| 0| 2| 8| 4| 1| 0| 1| 1| 8| 8| 8| 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 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 | 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| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + M + + + + + M M + + + + + + + + + + + + + +| 38 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 | 2 1.5| Hematopoietic Cell Proliferation | 1 2 2 4 2 1 3 | 11 2.0| Hemorrhage | 2 | 1 2.0| Pigmentation, Hemosiderin | 2 2 2 2 1 2 1 1 2 1 1 1 1 1 1 2 1 1 2 2 1 2 1 2| 48 1.6| __________________________________________________________________________|____________| Thymus | + + + + + + + + M + + + + + M + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Atypical | 3| 1 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | 4 | 1 4.0| Hyperkeratosis | | 1 3.0| Inflammation, Chronic Active | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 2 3 3 4 3 3 | 9 3.0| Inflammation, Chronic | | 1 3.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 2 | 1 2.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 3 1 1 1 1 | 11 1.2| Alveolar Epithelium, Hyperplasia | 2 1 1 1 2 1 2 1 1| 17 1.6| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 | 3 2.3| Inflammation, Suppurative | 1 1 3 | 9 1.6| Thrombosis | 1 4 | 2 2.5| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1| 13 1.0| Olfactory Epithelium, Metaplasia | 2 | 3 2.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 7 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 5| 4| 7| 7| 7| 6| 5| 7| 6| 7| 6| 7| 7| 7| 7| 6| 6| 5| 7| | DAY ON TEST | 3| 3| 7| 1| 3| 3| 9| 0| 2| 0| 3| 8| 0| 3| 5| 1| 5| 3| 3| 3| 3| 3| 4| 5| 3| | | 1| 1| 5| 0| 1| 0| 4| 0| 2| 8| 1| 8| 8| 0| 2| 8| 4| 1| 0| 1| 1| 8| 8| 8| 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 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 | 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| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Respiratory Epithelium, Hyperplasia | 2 2 | 2 2.0| Respiratory Epithelium, Metaplasia, | | | Squamous | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nephropathy | 2 2 2 2 2 3 2 2 3 3 3 1 2 2 2 2 2 2 2 1 2 1 2| 47 1.9| Pelvis, Inflammation, Acute | | 1 2.0| Renal Tubule, Hyperplasia | | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Granulomatous | 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 8 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 4| 7| 7| DAY ON TEST | 3| 3| 6| 3| 3| 3| 5| 3| 3| 0| 2| 3| 3| 3| 5| 3| 3| 9| 0| 3| 4| 3| 9| 3| 0| | 1| 1| 4| 1| 0| 1| 2| 1| 1| 8| 2| 0| 1| 0| 2| 0| 0| 1| 6| 1| 4| 1| 5| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X X X | Eosinophilic Focus | X X X X X X | Fatty Change | 2 2 2 2 1 2 2 | Hematopoietic Cell Proliferation | 1 1 1 | Hepatodiaphragmatic Nodule | X X X | Inflammation, Granulomatous | | Mixed Cell Focus | | Necrosis | 1 2| Bile Duct, Hyperplasia | 1 1 2 1 2 1 | Centrilobular, Necrosis | | Kupffer Cell, Pigmentation | 2 2 1 2 1 1 2 2 2| __________________________________________________________________________| Mesentery | + + + + + +| Fat, Necrosis | 2 2 2 1 2 2| __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 2 1 1 3| Basophilic Focus | X X X X | Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 2 2 | Epithelium, Hyperplasia | 1 2 1 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1 2 | Necrosis | 2 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 1 1 1 1 1 2 1 1 2 1 1 1 1 2 2| Atrium, Thrombosis | 2 | _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 4| 7| 7| DAY ON TEST | 3| 3| 6| 3| 3| 3| 5| 3| 3| 0| 2| 3| 3| 3| 5| 3| 3| 9| 0| 3| 4| 3| 9| 3| 0| | 1| 1| 4| 1| 0| 1| 2| 1| 1| 8| 2| 0| 1| 0| 2| 0| 0| 1| 6| 1| 4| 1| 5| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Atrophy | | Degeneration, Cystic | | Hyperplasia | 2 2 2 2 2 2 2 2 2 2 | Hypertrophy | 2 2 2 2 2 | Necrosis | 2 2 | Vacuolization Cytoplasmic | 2 2 3 3 2 3 2| __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 3 2 2 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Pars Distalis, Hyperplasia | 2 1 2 1 3 4 3 2 4 3| Pars Intermedia, Hyperplasia | 4 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 3 2 2 2 2 2 2 2 2 1 1 2 1 1 1 2 2 2 2 2 1 3| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + M M + + + + + + + + + M + + + + + + + +| Hyperplasia | 2 2 3 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 2 2 | Hyperplasia | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Hyperplasia, Histiocytic | 2 | Hyperplasia | 2 3 | __________________________________________________________________________| Lymph Node | + | __________________________________________________________________________| Lymph Node, Bronchial | + + M + + + + + M M + + + + + + + + M + + + + M +| __________________________________________________________________________| Lymph Node, Mandibular | + M + + + + + + + + + + M M M M + + + + + + + + M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + + M + + + + + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 4| 7| 7| DAY ON TEST | 3| 3| 6| 3| 3| 3| 5| 3| 3| 0| 2| 3| 3| 3| 5| 3| 3| 9| 0| 3| 4| 3| 9| 3| 0| | 1| 1| 4| 1| 0| 1| 2| 1| 1| 8| 2| 0| 1| 0| 2| 0| 0| 1| 6| 1| 4| 1| 5| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Fibrosis | 2 2 2| Hematopoietic Cell Proliferation | 1 1 2 2 1 1 2 2 3 | Necrosis | | Pigmentation, Hemosiderin | 2 2 1 2 2 2 1 2 2 1 1 1 1 3 1 2 1 1 1 1 1 1 1 1| __________________________________________________________________________| Thymus | + + + + + + + + + + + + + M + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Galactocele | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 4 3 3 3 2 1 2| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrocephalus | | Mineralization | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | 3 3 1 | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Foreign Body | | Infiltration Cellular, Histiocyte | 2 | Inflammation, Chronic Active | 1 1 1 1 1 1| Inflammation, Granulomatous | | Alveolar Epithelium, Hyperplasia | 1 2 1 1 2 | Artery, Infiltration Cellular, | | Histiocyte | | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 2 1 2 1 | Thrombosis | 2 2 2| Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 1 | Olfactory Epithelium, Metaplasia | 3 | Respiratory Epithelium, Metaplasia, | | Squamous | 1 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, | | Polymorphonuclear | 1 | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 6| 6| 7| 5| 7| 4| 7| 7| DAY ON TEST | 3| 3| 6| 3| 3| 3| 5| 3| 3| 0| 2| 3| 3| 3| 5| 3| 3| 9| 0| 3| 4| 3| 9| 3| 0| | 1| 1| 4| 1| 0| 1| 2| 1| 1| 8| 2| 0| 1| 0| 2| 0| 0| 1| 6| 1| 4| 1| 5| 0| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________| Eye | + + + + | Cataract | 3 4 | Hemorrhage | 4 | Retina, Atrophy | 3 3 | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | | Inflammation, Suppurative | 3| Nephropathy | 2 1 1 2 2 3 1 1 2 1 2 2 2 3 1 3 1 1 2 2 1 2 1 2 2| Renal Tubule, Hyperplasia | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 6| 7| 7| 5| 7| 5| 7| 7| 7| 6| 6| | DAY ON TEST | 6| 0| 3| 2| 1| 8| 3| 3| 5| 3| 3| 3| 3| 3| 1| 3| 3| 8| 3| 5| 3| 2| 3| 6| 6| | | 1| 1| 0| 9| 7| 7| 1| 0| 5| 1| 1| 1| 8| 1| 0| 0| 0| 4| 0| 3| 0| 2| 1| 7| 6| 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| 3| 3| 3| 3| 3| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | X X | 5 | __________________________________________________________________________|____________| Intestine Large, Rectum | I + + + I + + + A + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X X X | 4 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + A + + + + + + + + + + + +| 49 | Parasite Metazoan | X X X X| 6 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + A + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + A + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 2 2.0| Basophilic Focus | X X X X X X X X X X X X X X X X X X X X| 41 | Clear Cell Focus | X X X | 8 | Eosinophilic Focus | X X X X | 10 | Fatty Change | 2 3 3 1 3 | 12 2.1| Hematopoietic Cell Proliferation | 1 1 | 5 1.0| Hepatodiaphragmatic Nodule | X X X | 6 | Inflammation, Granulomatous | 3 | 1 3.0| Mixed Cell Focus | X X | 2 | Necrosis | 1 2 | 4 1.5| Bile Duct, Hyperplasia | 1 1 | 8 1.3| Centrilobular, Necrosis | 1 | 1 1.0| Kupffer Cell, Pigmentation | 2 2 2 1 1 2 1 1 1 1 | 19 1.5| __________________________________________________________________________|____________| Mesentery | + + +| 9 | Fat, Necrosis | 2 2 2| 9 1.9| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 1 1 2 2 2 1 1 2 1 2 | 15 1.5| Basophilic Focus | X | 5 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ulcer | 3 3 | 4 2.5| Epithelium, Hyperplasia | 2 2 | 5 1.6| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 | 3 1.3| Necrosis | 1 | 3 1.3| __________________________________________________________________________________________________________________________________ * : 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 13 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 6| 7| 7| 5| 7| 5| 7| 7| 7| 6| 6| | DAY ON TEST | 6| 0| 3| 2| 1| 8| 3| 3| 5| 3| 3| 3| 3| 3| 1| 3| 3| 8| 3| 5| 3| 2| 3| 6| 6| | | 1| 1| 0| 9| 7| 7| 1| 0| 5| 1| 1| 1| 8| 1| 0| 0| 0| 4| 0| 3| 0| 2| 1| 7| 6| 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| 3| 3| 3| 3| 3| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 1 2 1 1 1 1 2 2 1 2 2 1 1 1| 31 1.3| Atrium, Thrombosis | 3 | 2 2.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Adrenal Cortical Nodule | 3 | 1 3.0| Atrophy | 2 | 1 2.0| Degeneration, Cystic | 4 | 1 4.0| Hyperplasia | 2 2 2 2 2 2 2 1 2 2 2 2 2 2| 24 2.0| Hypertrophy | 2 2 2 1 2 2 | 11 1.9| Necrosis | 1 | 3 1.7| Vacuolization Cytoplasmic | 2 2 | 9 2.3| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 3 2 1 3 | 11 2.3| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + + + + + + + + + M + + + + + + + +| 48 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 3 | 1 3.0| Pars Distalis, Hyperplasia | 4 2 4 2 | 14 2.6| Pars Intermedia, Hyperplasia | | 1 4.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + A + + + A + + + + + + + + + + + +| 48 | C-Cell, Hyperplasia | 1 4 2 3 2 1 2 3 1 2 1 1 1 1 1 1 2 1 2| 41 1.8| Follicular Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + + M M + + + + + + + +| 45 | Hyperplasia | 2 | 4 2.3| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 3 2 3| 7 2.4| Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC 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 14 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 6| 7| 7| 5| 7| 5| 7| 7| 7| 6| 6| | DAY ON TEST | 6| 0| 3| 2| 1| 8| 3| 3| 5| 3| 3| 3| 3| 3| 1| 3| 3| 8| 3| 5| 3| 2| 3| 6| 6| | | 1| 1| 0| 9| 7| 7| 1| 0| 5| 1| 1| 1| 8| 1| 0| 0| 0| 4| 0| 3| 0| 2| 1| 7| 6| 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| 3| 3| 3| 3| 3| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 3.0| Hyperplasia, Histiocytic | 3 | 2 2.5| Hyperplasia | | 2 2.5| __________________________________________________________________________|____________| Lymph Node | + + | 3 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + M + + + + + M M + M + + M + + M M M M + + + +| 36 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + M + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + M + + M + + + + M M + + M M| 43 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 2 2 | 6 2.0| Hematopoietic Cell Proliferation | 2 2 1 2 2 1 1 2 | 17 1.6| Necrosis | 3 | 1 3.0| Pigmentation, Hemosiderin | 1 2 1 2 1 2 1 2 2 1 2 2 2 2 2 1 2 2 1 2 2 1 2 2| 48 1.5| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + M + + + + + + + + + M +| 47 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Galactocele | 3 3 | 2 3.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperkeratosis | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 2 3 1 | 10 2.4| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrocephalus | 2 | 1 2.0| Mineralization | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 2 | 4 2.3| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Foreign Body | X | 1 | Infiltration Cellular, Histiocyte | 2 | 2 2.0| Inflammation, Chronic Active | 1 1 1 1 1| 11 1.0| Inflammation, Granulomatous | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 15 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 6| 6| 7| 7| 6| 7| 7| 7| 6| 7| 6| 7| 7| 5| 7| 5| 7| 7| 7| 6| 6| | DAY ON TEST | 6| 0| 3| 2| 1| 8| 3| 3| 5| 3| 3| 3| 3| 3| 1| 3| 3| 8| 3| 5| 3| 2| 3| 6| 6| | | 1| 1| 0| 9| 7| 7| 1| 0| 5| 1| 1| 1| 8| 1| 0| 0| 0| 4| 0| 3| 0| 2| 1| 7| 6| 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| 3| 3| 3| 3| 3| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Alveolar Epithelium, Hyperplasia | 2 1 | 7 1.4| Artery, Infiltration Cellular, | | | Histiocyte | 1 | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + A + + + A + + + + + + + + + + + +| 48 | Inflammation, Suppurative | 1 1 1 3 | 8 1.5| Thrombosis | 2 | 4 2.0| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 1 1| 18 1.0| Olfactory Epithelium, Metaplasia | 2 | 2 2.5| Respiratory Epithelium, Metaplasia, | | | Squamous | 2 2 | 3 1.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, | | | Polymorphonuclear | | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + | 7 | Cataract | 4 2 3 | 5 3.2| Hemorrhage | | 1 4.0| Retina, Atrophy | 4 3 4 | 5 3.4| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 2 | 1 2.0| Inflammation, Suppurative | | 1 3.0| Nephropathy | 1 2 2 2 2 1 2 2 1 4 2 3 1 2 1 2 1 2 3 2 2 2 2| 48 1.8| Renal Tubule, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 16 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 5| 6| 7| 7| 7| 5| 5| 7| 4| 7| 3| 4| 2| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 4| DAY ON TEST | 8| 8| 3| 3| 3| 3| 4| 4| 3| 6| 3| 9| 6| 4| 9| 3| 0| 3| 7| 3| 3| 3| 1| 3| 9| | 8| 3| 3| 0| 0| 0| 4| 4| 1| 2| 0| 0| 2| 7| 1| 0| 5| 0| 4| 0| 1| 0| 9| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + M + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + A + + + + + + + + + + A| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + A + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + A + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + A + + + + + + + + + + A| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X | Eosinophilic Focus | X X | Fatty Change | 2 2 1 2 3 3 | Hematopoietic Cell Proliferation | 1 | Hepatodiaphragmatic Nodule | X | Mixed Cell Focus | X X X | Necrosis | 1 | Bile Duct, Hyperplasia | 2 1 1 | Centrilobular, Necrosis | | Kupffer Cell, Pigmentation | 1 1 1 1 1 2 1 2 1 2 1 1 2 1 2 1 1 1 1 1 | __________________________________________________________________________| Mesentery | + + + | Artery, Inflammation, Chronic Active | | Fat, Necrosis | 2 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 1 2 2 1 1 2 2 | Basophilic Focus | X | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 3 2 3 2 4 | Epithelium, Hyperplasia | 2 2 2 2 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + A + + + + + + + + + + +| Mineralization | 1 | Necrosis | 2 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 2 1 2 1 1 1 1 2 1 2 1 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Hyperplasia | 1 2 2 2 2 2 2 2 2| _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 5| 6| 7| 7| 7| 5| 5| 7| 4| 7| 3| 4| 2| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 4| DAY ON TEST | 8| 8| 3| 3| 3| 3| 4| 4| 3| 6| 3| 9| 6| 4| 9| 3| 0| 3| 7| 3| 3| 3| 1| 3| 9| | 8| 3| 3| 0| 0| 0| 4| 4| 1| 2| 0| 0| 2| 7| 1| 0| 5| 0| 4| 0| 1| 0| 9| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hypertrophy | 3 2 1 1 2 | Necrosis | 3 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + M + + M + + + M + + M + M + + + + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + A + + + + + + + + + + +| Angiectasis | | Pars Distalis, Hyperplasia | 2 3 4 3 3 3 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + A + + + + + + + + + + +| C-Cell, Hyperplasia | 1 3 1 1 1 1 1 1 1 1 3 2 1 2 1 1 1 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + M + + + + + + + + M + + + + +| Hyperplasia | 1 | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Inflammation, Granulomatous | 4 | Interstitial Cell, Hyperplasia | | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Prolapse | 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Histiocytic | 2 | Hyperplasia | 2 | __________________________________________________________________________| Lymph Node | + + | Renal, Infiltration Cellular, Plasma | | Cell | 3 | __________________________________________________________________________| Lymph Node, Bronchial | M + + M + M + + + + + + + + + M M M + M M + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | M M + M M M + + + + + + + + + + + + + + + M + M +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 2 2 | Hematopoietic Cell Proliferation | 3 2 2 | Hemorrhage | 2 | Pigmentation, Hemosiderin | 1 1 2 1 1 1 3 2 1 2 1 1 2 1 1 1 2 1 2 2 2 3 2 3| _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 5| 6| 7| 7| 7| 5| 5| 7| 4| 7| 3| 4| 2| 6| 7| 7| 7| 5| 7| 7| 7| 6| 7| 4| DAY ON TEST | 8| 8| 3| 3| 3| 3| 4| 4| 3| 6| 3| 9| 6| 4| 9| 3| 0| 3| 7| 3| 3| 3| 1| 3| 9| | 8| 3| 3| 0| 0| 0| 4| 4| 1| 2| 0| 0| 2| 7| 1| 0| 5| 0| 4| 0| 1| 0| 9| 1| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Thymus | + + M + + + + + + + + + + + + + + + + + + + + + +| Cyst | 2 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 1 1 3 | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Histiocyte | | Inflammation, Chronic Active | 1 1 1 1 1 1 1 | Alveolar Epithelium, Hyperplasia | 1 2 1 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 1 | Inflammation, Suppurative | 2 1 2 | Thrombosis | 3 2 | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 1 1 | Respiratory Epithelium, Hyperplasia | 1 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | A + +| Cataract | 4 2| Degeneration | | Retina, Atrophy | 4 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 1 | Nephropathy | 1 1 2 1 1 1 2 2 2 1 2 2 3 1 2 3 2 3 2 2| __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + A + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 5| 7| 5| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 6| 5| 6| 6| 7| 7| | DAY ON TEST | 3| 3| 4| 3| 3| 3| 8| 2| 2| 3| 3| 3| 3| 0| 5| 8| 3| 2| 6| 9| 8| 9| 4| 3| 3| | | 1| 0| 9| 1| 1| 1| 6| 4| 9| 1| 0| 1| 1| 8| 6| 8| 1| 2| 6| 4| 9| 9| 8| 0| 1| 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| 5| 5| 5| 5| 5| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Parasite Metazoan | | 2 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + A + + +| 48 | Parasite Metazoan | X X X | 3 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X X | 4 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + A + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + A + + +| 47 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X| 41 | Clear Cell Focus | X X X | 5 | Eosinophilic Focus | X X X X | 6 | Fatty Change | 1 3 2 1 1 2 | 12 1.9| Hematopoietic Cell Proliferation | | 1 1.0| Hepatodiaphragmatic Nodule | X X | 3 | Mixed Cell Focus | X | 4 | Necrosis | 3 1 | 3 1.7| Bile Duct, Hyperplasia | 1 2 2 1 1 | 8 1.4| Centrilobular, Necrosis | 1 | 1 1.0| Kupffer Cell, Pigmentation | 1 2 2 1 1 3 1 2 1 1 1 1 2 2 2 2 | 36 1.4| __________________________________________________________________________|____________| Mesentery | + + + + + | 8 | Artery, Inflammation, Chronic Active | 2 | 1 2.0| Fat, Necrosis | 2 2 2 2 | 6 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 1 1 2 2 1 | 13 1.5| Basophilic Focus | X X X | 4 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ulcer | 2 3 | 7 2.7| Epithelium, Hyperplasia | 2 | 6 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | 1 | 2 1.0| Necrosis | 3 2 | 4 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 1 2 2 1 1 2 2 2 1 1 1 1 1 1 1 1 1 1| 34 1.3| __________________________________________________________________________________________________________________________________ * : 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 20 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 5| 7| 5| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 6| 5| 6| 6| 7| 7| | DAY ON TEST | 3| 3| 4| 3| 3| 3| 8| 2| 2| 3| 3| 3| 3| 0| 5| 8| 3| 2| 6| 9| 8| 9| 4| 3| 3| | | 1| 0| 9| 1| 1| 1| 6| 4| 9| 1| 0| 1| 1| 8| 6| 8| 1| 2| 6| 4| 9| 9| 8| 0| 1| 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| 5| 5| 5| 5| 5| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 1 3.0| Hyperplasia | 2 2 2 2 2 2 2 2 2 2 | 19 1.9| Hypertrophy | 2 2 2 1| 9 1.8| Necrosis | 2 1 2 | 4 2.0| Vacuolization Cytoplasmic | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + M + + + + + + + + + + + + +| 49 | Hyperplasia | 2 2 2 2 | 8 2.1| __________________________________________________________________________|____________| Islets, Pancreatic | + + I + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + M + + + + + + M + + + + M + + + + + + + + + +| 42 | Hyperplasia | 1 | 1 1.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 1 | 1 1.0| Pars Distalis, Hyperplasia | 2 1 3 4 | 11 2.6| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | C-Cell, Hyperplasia | 2 1 2 1 1 2 1 2 2 2 1 1 1 2 2 4 2 1 1| 36 1.5| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + M + + + + + + + + M + M M + + + + +| 44 | Hyperplasia | 4 | 2 2.5| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 3 4 | 3 3.3| Inflammation, Granulomatous | | 1 4.0| Interstitial Cell, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Prolapse | | 1 4.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Histiocytic | | 1 2.0| Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Lymph Node | + + + + | 6 | Renal, Infiltration Cellular, Plasma | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 5| 7| 5| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 6| 5| 6| 6| 7| 7| | DAY ON TEST | 3| 3| 4| 3| 3| 3| 8| 2| 2| 3| 3| 3| 3| 0| 5| 8| 3| 2| 6| 9| 8| 9| 4| 3| 3| | | 1| 0| 9| 1| 1| 1| 6| 4| 9| 1| 0| 1| 1| 8| 6| 8| 1| 2| 6| 4| 9| 9| 8| 0| 1| 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| 5| 5| 5| 5| 5| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Bronchial | M M + M + M M M + + + + + + + M + M + + + + + + +| 34 | __________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + + + + + + + + + + + M M + + + + + + + + +| 46 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | M M + + + + + M + + + + + + + + + + + + + + + + M| 39 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 2 3 | 7 2.1| Hematopoietic Cell Proliferation | 1 2 3 | 6 2.2| Hemorrhage | | 1 2.0| Pigmentation, Hemosiderin | 2 1 2 2 2 3 2 2 2 2 2 2 2 1 1 2 1 1 1 2 3 1 1 2| 48 1.7| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | | 1 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 3 2 1 4 | 8 2.3| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 1 2 | 2 1.5| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Histiocyte | 2 | 1 2.0| Inflammation, Chronic Active | 1 1 | 9 1.0| Alveolar Epithelium, Hyperplasia | 1 2 1 1| 8 1.4| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 1 1.0| Inflammation, Suppurative | 2 1 | 5 1.6| Thrombosis | 2 1 3 4 | 6 2.5| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1| 28 1.0| Respiratory Epithelium, Hyperplasia | | 2 1.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 22 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 7| 5| 7| 5| 7| 7| 7| 7| 7| 6| 6| 7| 7| 6| 6| 5| 6| 6| 7| 7| | DAY ON TEST | 3| 3| 4| 3| 3| 3| 8| 2| 2| 3| 3| 3| 3| 0| 5| 8| 3| 2| 6| 9| 8| 9| 4| 3| 3| | | 1| 0| 9| 1| 1| 1| 6| 4| 9| 1| 0| 1| 1| 8| 6| 8| 1| 2| 6| 4| 9| 9| 8| 0| 1| 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| 5| 5| 5| 5| 5| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 3 | Cataract | | 2 3.0| Degeneration | 4 | 1 4.0| Retina, Atrophy | | 1 4.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 1 | 2 1.0| Nephropathy | 2 2 1 1 2 2 2 2 2 3 4 1 2 1 1 2 2 2 2 2 2 2 2| 43 1.9| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 23 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 6| 7| 6| 6| 6| 7| 6| 7| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 2| 3| 2| 3| 3| 1| 3| 3| 5| 3| 4| 3| 9| 6| 6| 3| 1| 3| 9| 9| 8| 8| | 1| 1| 1| 4| 0| 9| 1| 1| 0| 1| 3| 2| 1| 6| 1| 5| 3| 3| 1| 2| 0| 4| 4| 5| 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 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 2 | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + A + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + A + + + + + + + + +| Inflammation, Chronic | | Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + A + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X X X X X X X X X X X X X X X X X X X X X| Clear Cell Focus | X X X X | Degeneration, Cystic | 1 | Eosinophilic Focus | X | Fatty Change | 2 2 1 | Hepatodiaphragmatic Nodule | | Mixed Cell Focus | X X | Necrosis | | Regeneration | 2 | Bile Duct, Hyperplasia | 1 | Centrilobular, Necrosis | 1 | Kupffer Cell, Pigmentation | 1 2 2 2 1 3 2 2 2 2 2 2 2 3 2 2 2 2 2 2 3 2 2 2| __________________________________________________________________________| Mesentery | + + + | Fat, Necrosis | 2 2 1 | __________________________________________________________________________| Oral Mucosa | | Pharyngeal, Hyperplasia, Squamous | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 3 4 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + M + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1 | Ulcer | 2 3 | Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1 3 1| Necrosis | 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 6| 7| 6| 6| 6| 7| 6| 7| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 2| 3| 2| 3| 3| 1| 3| 3| 5| 3| 4| 3| 9| 6| 6| 3| 1| 3| 9| 9| 8| 8| | 1| 1| 1| 4| 0| 9| 1| 1| 0| 1| 3| 2| 1| 6| 1| 5| 3| 3| 1| 2| 0| 4| 4| 5| 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 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 1 1 1 1 1 2 1 2 2 1 1 1 2 1 1 1 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Degeneration, Cystic | | Hyperplasia | 2 2 2 3 2 2 2 2 2 | Hypertrophy | 2 2 1 2 2 | Necrosis | 2 | Vacuolization Cytoplasmic | 2 2 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + M + + + + + + + + +| Hyperplasia | 3 2 3 3 3 2 2 3 2 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + M M + + + + + + M + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 3 3 2 2 2 1 3 2 1 2 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 1 3 2 2 1 1 1 2 1 1 1 1 2 2 1| Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | 3 2 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Histiocytic | 2 | Hyperplasia | 2 3 | __________________________________________________________________________| Lymph Node | + | __________________________________________________________________________| Lymph Node, Bronchial | M + + + + + + + + + + + + M M + M + M + + + M M M| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + M + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + M + + + + + M M M + M M M M M M +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 3 2 1 | Hematopoietic Cell Proliferation | 1 3 | Pigmentation, Hemosiderin | 2 2 2 2 2 2 2 2 1 2 1 1 2 1 2 2 1 1 1 2 2 2 2 1| __________________________________________________________________________| Thymus | + + M + + + + M + + + + M + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 6| 7| 6| 6| 6| 7| 6| 7| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 2| 3| 2| 3| 3| 1| 3| 3| 5| 3| 4| 3| 9| 6| 6| 3| 1| 3| 9| 9| 8| 8| | 1| 1| 1| 4| 0| 9| 1| 1| 0| 1| 3| 2| 1| 6| 1| 5| 3| 3| 1| 2| 0| 4| 4| 5| 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 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 3 2 2 2 | __________________________________________________________________________| Skeletal Muscle | + | Hemorrhage | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Epiglottis, Metaplasia, Squamous | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 1 1 1 1 1 1 | Thrombosis | | Alveolar Epithelium, Hyperplasia | 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 2 3| Thrombosis | 2 3 | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 2 1 1 1 1| Olfactory Epithelium, Metaplasia | 2 3| Olfactory Epithelium, Metaplasia, | | Squamous | 3| Respiratory Epithelium, Hyperplasia | 1 | Respiratory Epithelium, Metaplasia, | | Squamous | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cataract | | Retina, Atrophy | | __________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 2 2 | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 6| 7| 6| 6| 6| 7| 6| 7| 6| 6| 6| 6| DAY ON TEST | 3| 3| 3| 2| 3| 2| 3| 3| 1| 3| 3| 5| 3| 4| 3| 9| 6| 6| 3| 1| 3| 9| 9| 8| 8| | 1| 1| 1| 4| 0| 9| 1| 1| 0| 1| 3| 2| 1| 6| 1| 5| 3| 3| 1| 2| 0| 4| 4| 5| 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 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy | 2 1 2 1 2 2 2 2 1 2 1 1 1 1 1 2 2 1 2 2 1 3 1 1| Papilla, Necrosis | | Renal Tubule, Necrosis | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 6| 6| 7| 7| 7| 5| 7| 7| 4| 4| 7| 5| 6| 7| | DAY ON TEST | 3| 6| 6| 3| 3| 3| 1| 3| 3| 3| 6| 8| 1| 3| 0| 0| 7| 3| 0| 7| 6| 3| 4| 8| 3| | | 8| 2| 6| 0| 1| 1| 0| 0| 1| 0| 7| 9| 7| 1| 5| 5| 1| 0| 1| 2| 2| 0| 1| 9| 1| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Necrosis | | 1 2.0| Parasite Metazoan | X X | 3 | __________________________________________________________________________|____________| Intestine Large, Rectum | I A + + + + + + + + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X X X | 4 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic | 3 | 1 3.0| Parasite Metazoan | X X | 5 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + + + + + + + + + + + + + + + + + + + A + +| 47 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 | 1 1.0| Basophilic Focus | X X X X X X X X X X X X X X X X X| 38 | Clear Cell Focus | X X X X X| 9 | Degeneration, Cystic | | 1 1.0| Eosinophilic Focus | X X X X | 5 | Fatty Change | 1 2 1 | 6 1.5| Hepatodiaphragmatic Nodule | X | 1 | Mixed Cell Focus | X X | 4 | Necrosis | 1 1 1 | 3 1.0| Regeneration | 2 3 | 3 2.3| Bile Duct, Hyperplasia | 2 1 2 2 | 5 1.6| Centrilobular, Necrosis | 1 2 2 1 | 5 1.4| Kupffer Cell, Pigmentation | 2 1 1 2 2 2 3 2 2 2 3 2 3 1 3 2 2 2 2 2 2 2 1| 47 2.0| __________________________________________________________________________|____________| Mesentery | | 3 | Fat, Necrosis | | 3 1.7| __________________________________________________________________________|____________| Oral Mucosa | + | 1 | Pharyngeal, Hyperplasia, Squamous | 3 | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 1 1 2 2 2 2 2 | 13 2.2| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | | 1 1.0| Ulcer | 2 | 3 2.3| Epithelium, Hyperplasia | 1 | 2 1.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 28 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 6| 6| 7| 7| 7| 5| 7| 7| 4| 4| 7| 5| 6| 7| | DAY ON TEST | 3| 6| 6| 3| 3| 3| 1| 3| 3| 3| 6| 8| 1| 3| 0| 0| 7| 3| 0| 7| 6| 3| 4| 8| 3| | | 8| 2| 6| 0| 1| 1| 0| 0| 1| 0| 7| 9| 7| 1| 5| 5| 1| 0| 1| 2| 2| 0| 1| 9| 1| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 1 1 1 1| 8 1.3| Necrosis | 1 | 2 1.5| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 1 2 1 1 1 1 1 1 2 2 1 1 1| 30 1.2| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Degeneration, Cystic | 3 3 2| 3 2.7| Hyperplasia | 2 2 3 1 1 2 2 2 1 2 2| 20 2.0| Hypertrophy | 1 1 | 7 1.6| Necrosis | 2 2 | 3 2.0| Vacuolization Cytoplasmic | 2 2 2 | 5 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 3 2 1 2 3 2 3 | 17 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + M + + + + + + + + + + + + + + M A + M| 43 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | Pars Distalis, Hyperplasia | 2 3 3 3 3 4 2 4 2 2 3 1| 23 2.4| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 1 1 1 1 1 1 1 3 1 1 2 2 1 | 29 1.4| Follicular Cell, Hyperplasia | 2| 2 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + M + + + + + + + + + + + + + + + + + + + + + | 48 | Hyperplasia | 1 3 | 2 2.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | 3 | 4 2.5| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Histiocytic | | 1 2.0| Hyperplasia | 2 3 2 2 | 6 2.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 29 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 6| 6| 7| 7| 7| 5| 7| 7| 4| 4| 7| 5| 6| 7| | DAY ON TEST | 3| 6| 6| 3| 3| 3| 1| 3| 3| 3| 6| 8| 1| 3| 0| 0| 7| 3| 0| 7| 6| 3| 4| 8| 3| | | 8| 2| 6| 0| 1| 1| 0| 0| 1| 0| 7| 9| 7| 1| 5| 5| 1| 0| 1| 2| 2| 0| 1| 9| 1| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node | + | 2 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + M + M M M M M + M M M M M M + + M + + M M + M +| 26 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + M + + + M + + + + + M + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + M M M + M M M M M + + + + + M + + + M + + M| 28 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 1 2 2 2 | 7 1.9| Hematopoietic Cell Proliferation | 2 2 | 4 2.0| Pigmentation, Hemosiderin | 1 3 1 2 2 2 1 2 2 1 2 2 1 2 1 2 1 2 1 2 2 2 1 2 2| 49 1.7| __________________________________________________________________________|____________| Thymus | + M M + + + + + + + + + + + + + + + + + + + + + M| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + A + +| 49 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 2 2 1 4 | 9 2.3| __________________________________________________________________________|____________| Skeletal Muscle | + | 2 | Hemorrhage | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Epiglottis, Metaplasia, Squamous | 2 | 1 2.0| __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic Active | 1 1 1 1 1 1 1| 13 1.0| Thrombosis | 2 | 1 2.0| Alveolar Epithelium, Hyperplasia | 1 3 2 | 5 1.6| __________________________________________________________________________|____________| Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 1 | 4 1.8| Thrombosis | 3 3 4 | 5 3.0| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1| 40 1.1| Olfactory Epithelium, Metaplasia | 2 | 3 2.3| Olfactory Epithelium, Metaplasia, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 30 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 7| 7| 7| 6| 7| 7| 7| 6| 6| 6| 7| 7| 7| 5| 7| 7| 4| 4| 7| 5| 6| 7| | DAY ON TEST | 3| 6| 6| 3| 3| 3| 1| 3| 3| 3| 6| 8| 1| 3| 0| 0| 7| 3| 0| 7| 6| 3| 4| 8| 3| | | 8| 2| 6| 0| 1| 1| 0| 0| 1| 0| 7| 9| 7| 1| 5| 5| 1| 0| 1| 2| 2| 0| 1| 9| 1| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Squamous | | 1 3.0| Respiratory Epithelium, Hyperplasia | | 1 1.0| Respiratory Epithelium, Metaplasia, | | | Squamous | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 1 | Cataract | 3 | 1 3.0| Retina, Atrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Zymbal's Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 2 | 3 2.0| Nephropathy | 1 2 1 2 2 2 1 2 2 1 1 2 2 1 1 2 1 1 1 2 1 1| 46 1.5| Papilla, Necrosis | 2 | 1 2.0| Renal Tubule, Necrosis | 4 2 | 2 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 31 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 6| 5| 7| 7| 6| 7| 6| 5| 6| 7| 7| 6| 7| 7| 5| 5| 7| 7| 5| 6| DAY ON TEST | 2| 6| 2| 1| 2| 4| 9| 1| 3| 4| 3| 4| 2| 0| 3| 2| 3| 2| 2| 6| 6| 2| 0| 5| 9| | 9| 8| 9| 0| 9| 8| 7| 8| 0| 2| 0| 1| 9| 9| 0| 9| 8| 9| 9| 5| 3| 9| 8| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + A + + + + + + + + + + A + + + + + + + + + + + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Large, Rectum | + A + + + + + I + + + + + + I + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Cecum | + A + + + + + + + + + + A + + + + + + + A + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + + + + A A + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + A + + + + + + + + + A A A + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + A + + + + + + + + + A A + + + + + + + A + + + +| Parasite Metazoan | X | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X X X X X X X X X X| Clear Cell Focus | X X X X | Cyst | | Degeneration, Cystic | 2 2| Eosinophilic Focus | X X X X | Fatty Change | 3 2 | Hematopoietic Cell Proliferation | 1 | Hepatodiaphragmatic Nodule | X | Necrosis | 1 1 | Regeneration | 2 | Thrombosis | | Bile Duct, Hyperplasia | 2 1 2 2 2 3 1 2 2 1 2 2 2 2 2 1 2 | Centrilobular, Necrosis | 2 2 1 | Kupffer Cell, Pigmentation | 1 1 2 1 1 2 1 1 2 1 1 1 | __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 3 2 | __________________________________________________________________________| Oral Mucosa | + + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 3 2 2 2 2 3 2 1 2 2 2 2 3 | Basophilic Focus | X X X | Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis | | Ulcer | 3 1 2 | Epithelium, Hyperplasia | 2 1 1 1 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Necrosis | 3 1 2 | __________________________________________________________________________| Tongue | + | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 6| 5| 7| 7| 6| 7| 6| 5| 6| 7| 7| 6| 7| 7| 5| 5| 7| 7| 5| 6| DAY ON TEST | 2| 6| 2| 1| 2| 4| 9| 1| 3| 4| 3| 4| 2| 0| 3| 2| 3| 2| 2| 6| 6| 2| 0| 5| 9| | 9| 8| 9| 0| 9| 8| 7| 8| 0| 2| 0| 1| 9| 9| 0| 9| 8| 9| 9| 5| 3| 9| 8| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | 3 | Malformation | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 2 2 1 1 2 1 1 3 2 1 2 1 2 2 2 2 2 2 2| Atrium, Thrombosis | 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Hyperplasia | 2 2 2 1 2 2 2 2 2 1 | Hypertrophy | 2 3 3| Necrosis | 2 | Vacuolization Cytoplasmic | | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 2 2 2 2 2 2 3 3 3 2 2| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Pars Distalis, Hyperplasia | 4 3 2 3 3 3 3 3 1 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| C-Cell, Hyperplasia | 2 1 1 2 2 1 1 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | | __________________________________________________________________________| Preputial Gland | M + + + + + + + + M + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Seminal Vesicle | + A + + + + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Interstitial Cell, Hyperplasia | 2 2 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 33 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 6| 5| 7| 7| 6| 7| 6| 5| 6| 7| 7| 6| 7| 7| 5| 5| 7| 7| 5| 6| DAY ON TEST | 2| 6| 2| 1| 2| 4| 9| 1| 3| 4| 3| 4| 2| 0| 3| 2| 3| 2| 2| 6| 6| 2| 0| 5| 9| | 9| 8| 9| 0| 9| 8| 7| 8| 0| 2| 0| 1| 9| 9| 0| 9| 8| 9| 9| 5| 3| 9| 8| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia | 3 | __________________________________________________________________________| Lymph Node | + + + + + | __________________________________________________________________________| Lymph Node, Bronchial | + + + M + + + + M + M M + M + M + + + + + + + + M| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + M + + + + M + + + + + + + M + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + M + + + + + + + + + + + M + M + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 2 2 2 | Hematopoietic Cell Proliferation | 2 1 3 2| Necrosis | 2 | Pigmentation, Hemosiderin | 1 1 1 1 1 1 2 1 1 1 1 3 1 1 1 2 1 1 2 1 1 1 1| __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + M + + + + M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M + + + + + + + + + + + + + + + M M + + + + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 3 | Inflammation, Chronic Active | 1 | Subcutaneous Tissue, Thrombosis | 1 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 4 | Infiltration Cellular, Histiocyte | | Necrosis | | Alveolar Epithelium, Hyperplasia | 1 | Artery, Infiltration Cellular, | | Histiocyte | 1 4 | Mediastinum, Inflammation, Chronic | | __________________________________________________________________________| Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 1 2 1 | Thrombosis | 3 4 4 1 | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 | Olfactory Epithelium, Metaplasia | 2 1 2 | Respiratory Epithelium, Hyperplasia | 1 2 | _____________________________________________________________________________________________________________________| Page 34 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 5| 7| 6| 7| 6| 5| 7| 7| 6| 7| 6| 5| 6| 7| 7| 6| 7| 7| 5| 5| 7| 7| 5| 6| DAY ON TEST | 2| 6| 2| 1| 2| 4| 9| 1| 3| 4| 3| 4| 2| 0| 3| 2| 3| 2| 2| 6| 6| 2| 0| 5| 9| | 9| 8| 9| 0| 9| 8| 7| 8| 0| 2| 0| 1| 9| 9| 0| 9| 8| 9| 9| 5| 3| 9| 8| 8| 7| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Cataract | 2 | Retina, Atrophy | 3 | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 2 | Nephropathy | 4 2 2 2 4 3 2 3 2 4 2 3 2 3 2 2 3 2 2 4 3 2 3| Pelvis, Inflammation, Acute | | Renal Tubule, Hyperplasia | 3 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 6| 7| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 5| 5| 6| 6| 6| 7| 5| 6| | DAY ON TEST | 3| 3| 2| 2| 5| 8| 0| 4| 4| 6| 0| 2| 2| 2| 8| 2| 2| 5| 2| 8| 1| 7| 2| 2| 4| | | 1| 0| 9| 9| 4| 7| 8| 6| 8| 4| 2| 9| 9| 9| 3| 9| 9| 8| 1| 7| 7| 3| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + A +| 47 | Parasite Metazoan | X X X X | 4 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + A +| 46 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + A +| 46 | Parasite Metazoan | X X X X X | 6 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + A +| 46 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + A +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + A +| 45 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Basophilic Focus | X X X X X X X X X X X X X X X X| 26 | Clear Cell Focus | X X X X X X | 10 | Cyst | 2 | 1 2.0| Degeneration, Cystic | 2 1 1 2 2 | 7 1.7| Eosinophilic Focus | X X | 6 | Fatty Change | 1 3 3 1 1 | 7 2.0| Hematopoietic Cell Proliferation | 1 | 2 1.0| Hepatodiaphragmatic Nodule | | 1 | Necrosis | 2 1 1 1 2 | 7 1.3| Regeneration | | 1 2.0| Thrombosis | 2 | 1 2.0| Bile Duct, Hyperplasia | 2 1 3 3 1 2 2 3 1 3 1 | 28 1.9| Centrilobular, Necrosis | 1 | 4 1.5| Kupffer Cell, Pigmentation | 2 2 1 1 2 1 1 1 1 1 2| 23 1.3| __________________________________________________________________________|____________| Mesentery | + + + + + + | 8 | Fat, Necrosis | 2 3 2 2 2 2 | 8 2.3| __________________________________________________________________________|____________| Oral Mucosa | + | 3 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 2 3 2 1 3 1 1 2 2| 25 2.0| Basophilic Focus | | 3 | Hyperplasia | 3 2 | 3 2.3| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis | 1 | 1 1.0| Ulcer | 3 3 3 4 | 7 2.7| Epithelium, Hyperplasia | 2 | 5 1.4| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 36 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 6| 7| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 5| 5| 6| 6| 6| 7| 5| 6| | DAY ON TEST | 3| 3| 2| 2| 5| 8| 0| 4| 4| 6| 0| 2| 2| 2| 8| 2| 2| 5| 2| 8| 1| 7| 2| 2| 4| | | 1| 0| 9| 9| 4| 7| 8| 6| 8| 4| 2| 9| 9| 9| 3| 9| 9| 8| 1| 7| 7| 3| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | 1 | 1 1.0| Necrosis | 2 | 4 2.0| __________________________________________________________________________|____________| Tongue | | 1 | __________________________________________________________________________|____________| Tooth | + + | 3 | Inflammation, Chronic Active | 3 3 | 3 3.0| Malformation | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 1 2 1 2 2 1 2 1 2 3 2 2 2 2 1 2 1 2 2 1| 42 1.7| Atrium, Thrombosis | | 1 3.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 3.0| Hyperplasia | 2 2 1 2 2 2 1 2 2 2 2 2 2| 23 1.8| Hypertrophy | 2 2 2 4| 7 2.6| Necrosis | | 1 2.0| Vacuolization Cytoplasmic | 2 2 | 2 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 1 3 3 3 4 3 3 2 2 | 24 2.4| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + M M + + + + + + + + + M + + + + + + + + + + + +| 47 | Hyperplasia | 2 2 2 2 | 4 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | 3 | 1 3.0| Pars Distalis, Hyperplasia | 2 2 2 3 4 3 4 | 16 2.8| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Hyperplasia | 1 1 1 1 1 2 2 1 2 2 1 1 2 1 2| 23 1.4| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma Sperm | 2 | 1 2.0| __________________________________________________________________________|____________| Preputial Gland | + + M + + + + + + + + + M + + + + + + + + + + + +| 46 | Inflammation, Chronic Active | 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 37 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 6| 7| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 5| 5| 6| 6| 6| 7| 5| 6| | DAY ON TEST | 3| 3| 2| 2| 5| 8| 0| 4| 4| 6| 0| 2| 2| 2| 8| 2| 2| 5| 2| 8| 1| 7| 2| 2| 4| | | 1| 0| 9| 9| 4| 7| 8| 6| 8| 4| 2| 9| 9| 9| 3| 9| 9| 8| 1| 7| 7| 3| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 1 3 3 2 | 6 2.2| Inflammation, Chronic Active | 2 2 1 | 4 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 2 2.5| Interstitial Cell, Hyperplasia | 2 1 | 5 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 3 2 2 | 5 2.4| __________________________________________________________________________|____________| Lymph Node | + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Bronchial | M M + + + + + M + + + + + + + + M + + + + M + M M| 36 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + M + + + M + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + + M + M + + + + + + + M + +| 44 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 3 2 2 2 2 | 11 2.1| Hematopoietic Cell Proliferation | 2 1 2 2 | 8 1.9| Necrosis | 2 | 2 2.0| Pigmentation, Hemosiderin | 1 2 2 2 1 1 1 2 2 2 1 1 2 1 1 1 2 1 1 1 2 2| 45 1.3| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + M + + + + + M + + + M + + + +| 45 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M + + + + + + + + M + + + + + M + + + + + + + +| 44 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperkeratosis | | 1 3.0| Inflammation, Chronic Active | 4 | 2 2.5| Subcutaneous Tissue, Thrombosis | | 1 1.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 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 38 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 3| 6| 7| 6| 6| 5| 7| 7| 7| 7| 6| 7| 7| 5| 5| 6| 6| 6| 7| 5| 6| | DAY ON TEST | 3| 3| 2| 2| 5| 8| 0| 4| 4| 6| 0| 2| 2| 2| 8| 2| 2| 5| 2| 8| 1| 7| 2| 2| 4| | | 1| 0| 9| 9| 4| 7| 8| 6| 8| 4| 2| 9| 9| 9| 3| 9| 9| 8| 1| 7| 7| 3| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 0| 0| 0| 0| 0| A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | | 1 4.0| Infiltration Cellular, Histiocyte | 2 | 1 2.0| Necrosis | 3 | 1 3.0| Alveolar Epithelium, Hyperplasia | 1 2 1 1 | 5 1.2| Artery, Infiltration Cellular, | | | Histiocyte | | 2 2.5| Mediastinum, Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + A +| 48 | Inflammation, Suppurative | 2 1 2 | 7 1.4| Thrombosis | 2 3 2 | 7 2.7| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 | 13 1.0| Olfactory Epithelium, Metaplasia | 2 | 4 1.8| Respiratory Epithelium, Hyperplasia | 2 2 | 4 1.8| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 2 | Cataract | 4 | 2 3.0| Retina, Atrophy | 4 | 2 3.5| __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | | 1 2.0| Nephropathy | 2 3 3 3 1 3 4 2 2 2 4 3 4 3 4 4 3 1 4 3 2 4 4 2 2| 48 2.8| Pelvis, Inflammation, Acute | 2 | 1 2.0| Renal Tubule, Hyperplasia | 2 3 | 3 2.7| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 39 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 6| 5| 7| 7| 7| 5| 6| 6| 7| 7| 6| 5| 6| 7| 6| 6| 7| 5| 7| DAY ON TEST | 4| 3| 0| 3| 1| 2| 9| 7| 2| 3| 2| 7| 7| 2| 0| 2| 5| 9| 5| 2| 5| 1| 2| 3| 2| | 9| 3| 4| 8| 7| 9| 3| 6| 9| 0| 3| 5| 4| 7| 4| 2| 2| 2| 2| 9| 9| 7| 9| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + A + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + I + A + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Cecum | + + A + + + + + + + + + + + + + + A + + + + + + +| Parasite Metazoan | X X X X | __________________________________________________________________________| Intestine Small, Duodenum | + + A + A + + + + + + + + + + + + + + + + + + + +| Necrosis | 1 | __________________________________________________________________________| Intestine Small, Jejunum | + + A + A + + + + + + + + + + + + A + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + A + A + + + + + + + + + + + + A + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Basophilic Focus | X X X X X X X X X X| Clear Cell Focus | X | Degeneration, Cystic | 2 2 4| Eosinophilic Focus | X X | Fatty Change | 1 2 3 1 1 | Hematopoietic Cell Proliferation | 1 2 1 | Hepatodiaphragmatic Nodule | X| Mixed Cell Focus | X | Necrosis | 1 1 1 | Bile Duct, Hyperplasia | 1 3 3 2 3 2 2 3 2 3 2 2 2 | Centrilobular, Necrosis | 3 3 1 1 2 2 2 | Kupffer Cell, Pigmentation | 3 2 1 1 2 1 3 2 2 1 1 1 1 1 1| __________________________________________________________________________| Mesentery | + + | Fat, Necrosis | 2 2 | __________________________________________________________________________| Oral Mucosa | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 2 2 3 1 2 1 1 2 2 1 2 2 1 1 | Basophilic Focus | | Hyperplasia | 3 2 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Artery, Mineralization | 4 | __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 2| Ulcer | 4 2 1 | Epithelium, Hyperplasia | 3 2 2 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + A + + + + + + +| Inflammation, Acute | | Mineralization | 3 3 4| Necrosis | 2 3 2 2 1 | __________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| Page 40 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 6| 5| 7| 7| 7| 5| 6| 6| 7| 7| 6| 5| 6| 7| 6| 6| 7| 5| 7| DAY ON TEST | 4| 3| 0| 3| 1| 2| 9| 7| 2| 3| 2| 7| 7| 2| 0| 2| 5| 9| 5| 2| 5| 1| 2| 3| 2| | 9| 3| 4| 8| 7| 9| 3| 6| 9| 0| 3| 5| 4| 7| 4| 2| 2| 2| 2| 9| 9| 7| 9| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + +| Aorta, Mineralization | 4 4| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 2 1 2 2 3 1 1 3 2 2 2 2 1 3 2 2 1 2 2 2 2 1 3| Artery, Mineralization | 4 3| Atrium, Thrombosis | 2 3 4 2 2 1| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 2 2 2 2 2 1 2 3 2| Hypertrophy | | Vacuolization Cytoplasmic | 2 2 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 3 3 2 2 2 3 3 2 2 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 4 2 4| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 3 | Pars Distalis, Hyperplasia | 4 3 1 3 4 3 2 2| __________________________________________________________________________| Thyroid Gland | + + A + + + + + + + + + + + + + + A + + + + + + +| C-Cell, Hyperplasia | 1 1 1 2 1 1 1 1 1 1 3 1 1 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + M + + +| Hyperplasia | 3 | Inflammation, Chronic Active | 3 4 2| __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + A + + + + + + +| Hyperplasia | 3 3 2 1 | Inflammation, Chronic Active | 3 2 | __________________________________________________________________________| Seminal Vesicle | A + A + + + + + + + + + + + + + + A + + + + + + +| Mineralization | 2 3| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 | Artery, Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 6| 5| 7| 7| 7| 5| 6| 6| 7| 7| 6| 5| 6| 7| 6| 6| 7| 5| 7| DAY ON TEST | 4| 3| 0| 3| 1| 2| 9| 7| 2| 3| 2| 7| 7| 2| 0| 2| 5| 9| 5| 2| 5| 1| 2| 3| 2| | 9| 3| 4| 8| 7| 9| 3| 6| 9| 0| 3| 5| 4| 7| 4| 2| 2| 2| 2| 9| 9| 7| 9| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Interstitial Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 | __________________________________________________________________________| Lymph Node | + + + | __________________________________________________________________________| Lymph Node, Bronchial | + M M M + + + + + + + + + M + + + + + + + M M + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M + + + + + + + + + + M + + +| Infiltration Cellular, Plasma Cell | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Lymph Node, Mediastinal | M + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Plasma Cell | 3 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 1 2 1 1 2 2 2| Hematopoietic Cell Proliferation | 2 4 3 1 3 1| Hyperplasia, Focal, Lymphoid | 4 | Necrosis | 2 | Pigmentation, Hemosiderin | 2 1 1 2 1 1 2 1 1 2 1 1 1 1 1 2 2 1 1 2 1 2| __________________________________________________________________________| Thymus | + + + + + + + M + M + + + + + + + + M + M + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M + + + + + M + I + M + + + M + + + M + + + + + M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Osteodystrophy | 2 3 3| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Mineralization | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + A + + + + + + +| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Histiocyte | 4 | Inflammation, Chronic Active | 1 | Mineralization | 3 4| Thrombosis | 3| Alveolar Epithelium, Hyperplasia | 1 2 1 3 2 | _____________________________________________________________________________________________________________________| Page 42 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 6| 5| 7| 7| 7| 5| 6| 6| 7| 7| 6| 5| 6| 7| 6| 6| 7| 5| 7| DAY ON TEST | 4| 3| 0| 3| 1| 2| 9| 7| 2| 3| 2| 7| 7| 2| 0| 2| 5| 9| 5| 2| 5| 1| 2| 3| 2| | 9| 3| 4| 8| 7| 9| 3| 6| 9| 0| 3| 5| 4| 7| 4| 2| 2| 2| 2| 9| 9| 7| 9| 3| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| 31.2 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Artery, Mediastinum, Mineralization | 3 2| __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + A + + + + + + +| Inflammation, Suppurative | 1 1 3 1 2 3| Thrombosis | 3 3 4 4 3 2 1 | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 | Olfactory Epithelium, Metaplasia | 1 1 2 | Respiratory Epithelium, Hyperplasia | 2 2 2 3| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + A + + + + + + +| Infiltration Cellular, | | Polymorphonuclear | 3| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Zymbal's Gland | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | | Infarct | | Mineralization | 3 3| Nephropathy | 3 2 3 3 2 4 4 3 2 4 3 2 2 2 2 4 2 2 4 2 2 3 4 2 4| Cortex, Cyst | 3| Renal Tubule, Hyperplasia | 3 | Renal Tubule, Necrosis | 1 1 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 5| 6| 7| 7| 4| 5| 6| 5| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 4| | DAY ON TEST | 3| 6| 2| 2| 7| 3| 4| 5| 0| 2| 6| 2| 8| 7| 3| 2| 1| 4| 6| 3| 1| 6| 2| 2| 7| | | 0| 4| 9| 0| 7| 0| 4| 2| 2| 9| 5| 9| 8| 9| 3| 9| 0| 6| 6| 6| 6| 1| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 2| 2| 2| 2| 2| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + A + + + A + + + + + + + + + + + + +| 47 | Parasite Metazoan | X | 4 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + A + + + + + + + + + + + + +| 47 | Parasite Metazoan | X | 2 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + A + + + + + + + + + + +| 47 | Parasite Metazoan | X X X | 7 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + A + + + + + + + + + + + + + + + + +| 47 | Necrosis | | 1 1.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + A + + + + + A + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + A + + + + + A + + + + + + + + + + +| 45 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 3.0| Basophilic Focus | X X X X X X X X X X X | 21 | Clear Cell Focus | X X X X X X | 7 | Degeneration, Cystic | 2 1 2 | 6 2.2| Eosinophilic Focus | X X | 4 | Fatty Change | 2 2 1 2 4 | 10 1.9| Hematopoietic Cell Proliferation | | 3 1.3| Hepatodiaphragmatic Nodule | X | 2 | Mixed Cell Focus | | 1 | Necrosis | 2 2 1 2 1 1 | 9 1.3| Bile Duct, Hyperplasia | 2 3 2 2 3 3 1 2 2 2 2 2 3 1 1 1| 29 2.1| Centrilobular, Necrosis | 1 1 | 9 1.8| Kupffer Cell, Pigmentation | 2 1 1 1 2 1 1 2 1 2 2 2 1 1 1| 30 1.5| __________________________________________________________________________|____________| Mesentery | + + + + | 6 | Fat, Necrosis | 2 1 2 2 | 6 1.8| __________________________________________________________________________|____________| Oral Mucosa | + | 1 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 1 2 1 2 2 2 1 2 | 25 1.7| Basophilic Focus | X X | 2 | Hyperplasia | 3 2 | 5 2.4| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Artery, Mineralization | | 1 4.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | | 2 2.0| Ulcer | 3 2 3 3 4 3| 9 2.8| Epithelium, Hyperplasia | 1 2 2 2 | 8 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 44 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 5| 6| 7| 7| 4| 5| 6| 5| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 4| | DAY ON TEST | 3| 6| 2| 2| 7| 3| 4| 5| 0| 2| 6| 2| 8| 7| 3| 2| 1| 4| 6| 3| 1| 6| 2| 2| 7| | | 0| 4| 9| 0| 7| 0| 4| 2| 2| 9| 5| 9| 8| 9| 3| 9| 0| 6| 6| 6| 6| 1| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 2| 2| 2| 2| 2| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Acute | 3 | 1 3.0| Mineralization | | 3 3.3| Necrosis | 2 1 2 | 8 1.9| __________________________________________________________________________|____________| Tooth | | 1 | Inflammation, Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | | 2 | Aorta, Mineralization | | 2 4.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 3 2 1 2 2 1 1 2 1 2 2 1 1 2 2 1 2 2 1| 44 1.8| Artery, Mineralization | | 2 3.5| Atrium, Thrombosis | | 6 2.3| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 3 2 2 2 2 2 2 2 2 2 2 2 2| 27 2.0| Hypertrophy | 2 2 2 1 2 1 2 | 7 1.7| Vacuolization Cytoplasmic | | 2 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 3 3 4 2 4 2 3 | 22 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 2 | 2 2.5| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + M A + + + M + + + + + + + + + + + M +| 46 | Hyperplasia | 3 2 | 7 3.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + A + + + + + + + + + + + + + + + + +| 49 | Mineralization | | 1 3.0| Pars Distalis, Hyperplasia | 3 2 2 1 | 12 2.5| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + A + + + + + A + + + + + + + + + + +| 46 | C-Cell, Hyperplasia | 3 1 1 2 2 2 1 1 2 1 2 2 1 2 1 2 1 2| 31 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma Sperm | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + M + + + + + + + + +| 47 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 45 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 5| 6| 7| 7| 4| 5| 6| 5| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 4| | DAY ON TEST | 3| 6| 2| 2| 7| 3| 4| 5| 0| 2| 6| 2| 8| 7| 3| 2| 1| 4| 6| 3| 1| 6| 2| 2| 7| | | 0| 4| 9| 0| 7| 0| 4| 2| 2| 9| 5| 9| 8| 9| 3| 9| 0| 6| 6| 6| 6| 1| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 2| 2| 2| 2| 2| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Hyperplasia | 2 2 | 3 2.3| Inflammation, Chronic Active | 2 2 | 5 2.6| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 1 2 3 2 2 | 9 2.1| Inflammation, Chronic Active | 3 | 3 2.7| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + A + + + A + A + + + + + + + + + + +| 44 | Mineralization | | 2 2.5| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 2 3.0| Artery, Inflammation, Chronic Active | | 1 3.0| Interstitial Cell, Hyperplasia | 1 2 | 2 1.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 | 4 2.5| __________________________________________________________________________|____________| Lymph Node | + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + + M + M + M + + + M M + + + + + + + + + + M + +| 38 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + M + + + + + + + + + +| 47 | Infiltration Cellular, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + M M + + M + + + + + + + + + M + + + M + +| 44 | Infiltration Cellular, Plasma Cell | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 2 1 2 2 2 | 14 1.7| Hematopoietic Cell Proliferation | 1 1 | 8 2.0| Hyperplasia, Focal, Lymphoid | | 1 4.0| Necrosis | 3 4 | 3 3.0| Pigmentation, Hemosiderin | 1 1 1 2 2 1 1 2 1 3 1 1 1 1 1 1 2 2 1 3 2 2 2| 45 1.4| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M + + + + + + + + M + + + +| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + M + + + + + + + + M + + M + + +| 40 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperkeratosis | 4 | 1 4.0| Inflammation, Chronic Active | | 1 3.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Osteodystrophy | | 3 2.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 46 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 5| 6| 7| 7| 4| 5| 6| 5| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 4| | DAY ON TEST | 3| 6| 2| 2| 7| 3| 4| 5| 0| 2| 6| 2| 8| 7| 3| 2| 1| 4| 6| 3| 1| 6| 2| 2| 7| | | 0| 4| 9| 0| 7| 0| 4| 2| 2| 9| 5| 9| 8| 9| 3| 9| 0| 6| 6| 6| 6| 1| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 2| 2| 2| 2| 2| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 3 | 1 3.0| Mineralization | | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Histiocyte | | 1 4.0| Inflammation, Chronic Active | | 1 1.0| Mineralization | | 2 3.5| Thrombosis | | 1 3.0| Alveolar Epithelium, Hyperplasia | 2 1 3 4 4 2 2 1| 13 2.2| Artery, Mediastinum, Mineralization | | 2 2.5| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 2 | 7 1.9| Thrombosis | 4 2 1 2 3 3 | 13 2.7| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 1 1 1 | 21 1.0| Olfactory Epithelium, Metaplasia | 2 1 | 5 1.4| Respiratory Epithelium, Hyperplasia | | 4 2.3| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Infiltration Cellular, | | | Polymorphonuclear | | 1 3.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Zymbal's Gland | + | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydronephrosis | 2 | 1 2.0| Infarct | 2 2 | 2 2.0| Mineralization | | 2 3.0| Nephropathy | 3 2 3 2 2 4 2 3 3 3 2 2 3 2 2 3 2 2 3 4 2 4 3 2 2| 50 2.7| Cortex, Cyst | | 1 3.0| Renal Tubule, Hyperplasia | | 1 3.0| Renal Tubule, Necrosis | | 2 1.0| __________________________________________________________________________________________________________________________________ * : 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: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 6| 6| 7| 6| 6| 7| 5| 6| 7| 7| 4| 5| 6| 5| 5| 7| 6| 6| 6| 5| 7| 5| 7| 7| 4| | DAY ON TEST | 3| 6| 2| 2| 7| 3| 4| 5| 0| 2| 6| 2| 8| 7| 3| 2| 1| 4| 6| 3| 1| 6| 2| 2| 7| | | 0| 4| 9| 0| 7| 0| 4| 2| 2| 9| 5| 9| 8| 9| 3| 9| 0| 6| 6| 6| 6| 1| 9| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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| 2| 2| 2| 2| 2| A | 31.2 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| 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 48 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 4| 6| 7| 6| 7| 7| 4| 6| 7| 6| 7| 5| 5| 3| 6| 6| 6| 3| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 6| 2| 2| 2| 0| 2| 7| 1| 1| 1| 3| 8| 4| 4| 7| 6| 9| 7| 2| 0| 4| 1| 2| | 0| 0| 1| 7| 9| 2| 8| 9| 2| 7| 6| 2| 0| 4| 9| 0| 3| 6| 4| 0| 9| 3| 4| 8| 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 | 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + A + + + + + + + A + + + + + + + + A + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + A + + + + + + + + + + + + + + + + A + + + + +| Parasite Metazoan | X X | Perforation | | __________________________________________________________________________| Intestine Large, Cecum | + + A + + + + + + + A + + + + + + + + A + + + + +| Parasite Metazoan | X| __________________________________________________________________________| Intestine Small, Duodenum | + + A + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + A + + + + + + + A + + + + + + + + A + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + A + + + + + + + + A + + + + +| Parasite Metazoan | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Basophilic Focus | X X X X X X X X X X X X| Clear Cell Focus | X X X X| Degeneration, Cystic | 2 2 1 1 2 | Eosinophilic Focus | X X | Fatty Change | 1 1 2 | Mixed Cell Focus | X | Necrosis | 1 3 | Regeneration | 2 | Thrombosis | | Bile Duct, Hyperplasia | 2 1 3 1 2 2 2 2 2 2 2 1 2 1| Centrilobular, Necrosis | 1 3 | Kupffer Cell, Pigmentation | 2 2 2 1 1 1 1 1 1 2 1 2 1 2 2 2 2 | __________________________________________________________________________| Mesentery | + + + + + + | Fat, Necrosis | 2 2 2 | __________________________________________________________________________| Oral Mucosa | | Pharyngeal, Hyperplasia, Squamous | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 1 2 3 1 2 2 2 1 1 1 2 1 1 2| Basophilic Focus | X X X | Hyperplasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 3 3 | Epithelium, Hyperplasia | 3 2 1 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 2 | Necrosis | 3 1 | __________________________________________________________________________| Tongue | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 4| 6| 7| 6| 7| 7| 4| 6| 7| 6| 7| 5| 5| 3| 6| 6| 6| 3| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 6| 2| 2| 2| 0| 2| 7| 1| 1| 1| 3| 8| 4| 4| 7| 6| 9| 7| 2| 0| 4| 1| 2| | 0| 0| 1| 7| 9| 2| 8| 9| 2| 7| 6| 2| 0| 4| 9| 0| 3| 6| 4| 0| 9| 3| 4| 8| 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 | 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 1 2 2 2 2 1 3 2 2 2 1 2 2 2 2 2 1 2 2| Atrium, Thrombosis | 3 2 3 3 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + A + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 | Hyperplasia | 2 2 2 2 1 2 2 2 2 2 2 2| Hypertrophy | 2 2 | Necrosis | 3 | Vacuolization Cytoplasmic | 2 2 2 | __________________________________________________________________________| Adrenal Medulla | + + A + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 3 3 2 3 2 2 3 2 2 3 3 2 2 3 3| __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 2 4 | __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Pituitary Gland | + + A + + + + + + + + + + + + + + + + + I + + + +| Pars Distalis, Hyperplasia | 3 1 2 2 3 | Pars Intermedia, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + A + + + + + + + + A + + + + +| C-Cell, Hyperplasia | 2 3 2 2 1 1 1 1 1 1 2 1 2 1 1| Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | + +| _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 1 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + A + + A + + + + A + + + + + + + + A + + + + +| __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 | Interstitial Cell, Hyperplasia | 1 2 3 1 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 4 4 | Necrosis | | __________________________________________________________________________| Lymph Node | + + | _____________________________________________________________________________________________________________________| Page 50 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 4| 6| 7| 6| 7| 7| 4| 6| 7| 6| 7| 5| 5| 3| 6| 6| 6| 3| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 6| 2| 2| 2| 0| 2| 7| 1| 1| 1| 3| 8| 4| 4| 7| 6| 9| 7| 2| 0| 4| 1| 2| | 0| 0| 1| 7| 9| 2| 8| 9| 2| 7| 6| 2| 0| 4| 9| 0| 3| 6| 4| 0| 9| 3| 4| 8| 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 | 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + M + + M M + + M + + M + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + M + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + M + + M + + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 2 2 2 3 2 2 2| Hematopoietic Cell Proliferation | 3 1 1 | Hemorrhage | | Necrosis | 2 | Pigmentation, Hemosiderin | 1 1 1 1 3 2 2 1 1 1 1 2 3 2 1 1 1 2 1 1 1 1| __________________________________________________________________________| Thymus | + + + + + + + I + + + + M + + + M M + + + + M + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + M + + + + + + + + + + + + + + + +| Galactocele | 2 | Hyperplasia | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst Epithelial Inclusion | | Hyperkeratosis | 3| Inflammation, Chronic Active | 4 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 2 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Thrombosis | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Infiltration Cellular, Histiocyte | 4 | Inflammation, Chronic Active | 1 1 | Inflammation, Suppurative | 3 | Alveolar Epithelium, Hyperplasia | 2 1 1| __________________________________________________________________________| Nose | + + + + + + + + + + A + + + + + + + + + + + + + +| Inflammation, Suppurative | 3 2 2 2 2 1 2 | Thrombosis | 4 4 2 2 4 3 | Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1| Olfactory Epithelium, Metaplasia | 3 | Respiratory Epithelium, Hyperplasia | 2 2 2 | Respiratory Epithelium, Metaplasia, | | _____________________________________________________________________________________________________________________| Page 51 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 7| 7| 4| 6| 7| 6| 7| 7| 4| 6| 7| 6| 7| 5| 5| 3| 6| 6| 6| 3| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 6| 2| 2| 2| 0| 2| 7| 1| 1| 1| 3| 8| 4| 4| 7| 6| 9| 7| 2| 0| 4| 1| 2| | 0| 0| 1| 7| 9| 2| 8| 9| 2| 7| 6| 2| 0| 4| 9| 0| 3| 6| 4| 0| 9| 3| 4| 8| 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 | 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| 62.5 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Squamous | 2 | __________________________________________________________________________| Pleura | + | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | + | Cataract | 4 | Retina, Atrophy | 4 | __________________________________________________________________________| Zymbal's Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | | Nephropathy | 3 3 2 3 2 3 3 2 2 3 2 3 2 2 1 3 3 3 2 2 2 2 2 3| Cortex, Cyst | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 52 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 7| 7| 5| 4| 7| 5| 7| 7| 7| 6| 7| 3| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 4| 2| 2| 6| 8| 2| 6| 0| 0| 2| 7| 2| 8| 5| 2| 3| 2| 2| 3| 2| 6| 2| 2| | | 9| 7| 2| 9| 9| 5| 4| 9| 1| 1| 8| 9| 7| 9| 7| 8| 9| 0| 9| 9| 0| 9| 6| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X X X | 4 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Parasite Metazoan | X X X X | 6 | Perforation | X | 1 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X X X | 4 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + A + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + + + + + + + +| 46 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 1 3 | 2 2.0| Basophilic Focus | X X X X X X X X X X X X X| 25 | Clear Cell Focus | X X X X X X X X X| 13 | Degeneration, Cystic | 2 4 2 2 2 2 2 2 3 2| 15 2.1| Eosinophilic Focus | X | 3 | Fatty Change | 1 1 3 | 6 1.5| Mixed Cell Focus | | 1 | Necrosis | 2 1 | 4 1.8| Regeneration | 2 4 2 | 4 2.5| Thrombosis | 1 | 1 1.0| Bile Duct, Hyperplasia | 1 2 2 1 1 2 1 1 3 2 4 1 1 1 3 1 | 30 1.7| Centrilobular, Necrosis | 2 4 2 | 5 2.4| Kupffer Cell, Pigmentation | 2 2 2 1 2 2 1 2 1 2 1 1 1 2 1 2 1| 34 1.5| __________________________________________________________________________|____________| Mesentery | + + + + + + + + +| 15 | Fat, Necrosis | 3 2 2 2 2 3 2 2| 11 2.2| __________________________________________________________________________|____________| Oral Mucosa | + | 1 | Pharyngeal, Hyperplasia, Squamous | 2 | 1 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 2 2 2 2 2 1 2 2 2 1 2| 26 1.7| Basophilic Focus | X X| 5 | Hyperplasia | 2 2 | 2 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ulcer | 3 | 3 3.0| Epithelium, Hyperplasia | 1 | 4 1.8| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 53 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 7| 7| 5| 4| 7| 5| 7| 7| 7| 6| 7| 3| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 4| 2| 2| 6| 8| 2| 6| 0| 0| 2| 7| 2| 8| 5| 2| 3| 2| 2| 3| 2| 6| 2| 2| | | 9| 7| 2| 9| 9| 5| 4| 9| 1| 1| 8| 9| 7| 9| 7| 8| 9| 0| 9| 9| 0| 9| 6| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Mineralization | 1 | 2 1.5| Necrosis | 2 3 | 4 2.3| __________________________________________________________________________|____________| Tongue | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 2 2 2 2 2 1 1 1 3 2 2 3 2 1 2 2 2 2 2 2| 39 1.9| Atrium, Thrombosis | | 4 2.8| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Atrophy | 3 3 | 3 2.7| Hyperplasia | 2 2 3 2 2 2 2 2 2 2 2 2 1| 25 2.0| Hypertrophy | 2 2 2 1 2 3 | 8 2.0| Necrosis | | 1 3.0| Vacuolization Cytoplasmic | 3 | 4 2.3| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 3 2 4 2 1 2 2 2 3 4 2 3 2 2| 31 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 4 2.8| __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + M + + + + + + + + M + + +| 47 | Hyperplasia | 2 2 | 2 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Pars Distalis, Hyperplasia | 2 1 3 1 2 2 4 3 1 3 3 | 16 2.3| Pars Intermedia, Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | C-Cell, Hyperplasia | 2 2 2 2 1 1 2 1 1 1 1 2 3 2 1 1 1| 32 1.5| Follicular Cell, Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | | 2 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 2 3 | 2 2.5| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 | 4 2.0| Inflammation, Chronic Active | 3 2 | 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 54 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 7| 7| 5| 4| 7| 5| 7| 7| 7| 6| 7| 3| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 4| 2| 2| 6| 8| 2| 6| 0| 0| 2| 7| 2| 8| 5| 2| 3| 2| 2| 3| 2| 6| 2| 2| | | 9| 7| 2| 9| 9| 5| 4| 9| 1| 1| 8| 9| 7| 9| 7| 8| 9| 0| 9| 9| 0| 9| 6| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | | 1 4.0| Interstitial Cell, Hyperplasia | 2 | 5 1.8| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 | 4 3.0| Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + | 8 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + M + + M M + + + + + + + + M + + + + + + + + + +| 41 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + M + + + + M| 47 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + M + + + + + M + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 2 2 2 2 2 2 2 2 2 | 19 2.1| Hematopoietic Cell Proliferation | 2 2 3 | 6 2.0| Hemorrhage | 2 | 1 2.0| Necrosis | 2 2 | 3 2.0| Pigmentation, Hemosiderin | 1 1 2 2 2 2 1 1 2 1 1 2 1 2 1 1 2 2| 40 1.5| __________________________________________________________________________|____________| Thymus | + M + + + + + + + + + + + + + + + + + + + + + + +| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + M + + + + + + + + + + M + + + + M + + M + M| 44 | Galactocele | | 1 2.0| Hyperplasia | 4 | 1 4.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst Epithelial Inclusion | X| 1 | Hyperkeratosis | 3 4 | 3 3.3| Inflammation, Chronic Active | 3 2 | 4 3.3| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | 1 | 2 1.5| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Thrombosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 55 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 6| 5| 7| 7| 5| 4| 7| 5| 7| 7| 7| 6| 7| 3| 6| 7| 7| 7| 7| 7| 7| 6| 7| 7| | DAY ON TEST | 2| 8| 4| 2| 2| 6| 8| 2| 6| 0| 0| 2| 7| 2| 8| 5| 2| 3| 2| 2| 3| 2| 6| 2| 2| | | 9| 7| 2| 9| 9| 5| 4| 9| 1| 1| 8| 9| 7| 9| 7| 8| 9| 0| 9| 9| 0| 9| 6| 9| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 62.5 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infiltration Cellular, Histiocyte | 3 | 2 3.5| Inflammation, Chronic Active | 1 | 3 1.0| Inflammation, Suppurative | | 1 3.0| Alveolar Epithelium, Hyperplasia | 2 1 1| 6 1.3| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Suppurative | 2 2 1| 10 1.9| Thrombosis | 4 2 4 1 2 | 11 2.9| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 | 23 1.0| Olfactory Epithelium, Metaplasia | 2 | 2 2.5| Respiratory Epithelium, Hyperplasia | 2 2 2| 6 2.0| Respiratory Epithelium, Metaplasia, | | | Squamous | | 1 2.0| __________________________________________________________________________|____________| Pleura | | 1 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 2 | Cataract | 2 | 2 3.0| Retina, Atrophy | 2 | 2 3.0| __________________________________________________________________________|____________| Zymbal's Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 4 | 1 4.0| Nephropathy | 3 2 2 4 3 2 2 3 2 2 3 3 2 3 2 2 2 3 2 3 4 3 3 4 3| 49 2.6| Cortex, Cyst | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 56 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 5| 6| 7| 6| 6| 4| 7| 7| 5| 6| 6| 5| 6| 7| 7| 7| 7| 7| 4| DAY ON TEST | 4| 6| 2| 5| 2| 2| 0| 3| 2| 2| 1| 9| 3| 2| 7| 1| 9| 7| 4| 3| 1| 3| 2| 2| 8| | 4| 6| 9| 2| 9| 9| 8| 8| 9| 8| 1| 5| 0| 9| 5| 7| 5| 6| 7| 0| 8| 0| 9| 9| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + I + + + + + + +| Parasite Metazoan | X X | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + A + + + + + + + + +| Necrosis | | Parasite Metazoan | X X X | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + A + + + + + + + + +| Inflammation, Acute | 2 | Inflammation, Chronic Active | | Parasite Metazoan | X | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 1 | Basophilic Focus | X X X X X X X X X X| Clear Cell Focus | X X X | Degeneration, Cystic | 1 1 2 | Eosinophilic Focus | X | Fatty Change | 3 3 | Hematopoietic Cell Proliferation | | Hepatodiaphragmatic Nodule | | Mixed Cell Focus | | Necrosis | 1 1 2 2 1 2 2 1 | Thrombosis | 2 | Bile Duct, Hyperplasia | 3 2 2 1 2 2 1 3 2 3 2 1 1 2 3 2 1 2| Centrilobular, Necrosis | 1 1| Kupffer Cell, Pigmentation | 2 2 2 2 2 2 1 3 2 2 2 1 2 3 2 2 2 2 2 2| __________________________________________________________________________| Mesentery | + + + + | Fat, Necrosis | 2 2 2 2 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 2 1 1 1 1 2 1 2 2 1 1 1 | Basophilic Focus | | Hyperplasia | 2 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | 3 | Epithelium, Hyperplasia | 1 2 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | 1 1 | Necrosis | 1 2 2 1 1 2 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 57 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 5| 6| 7| 6| 6| 4| 7| 7| 5| 6| 6| 5| 6| 7| 7| 7| 7| 7| 4| DAY ON TEST | 4| 6| 2| 5| 2| 2| 0| 3| 2| 2| 1| 9| 3| 2| 7| 1| 9| 7| 4| 3| 1| 3| 2| 2| 8| | 4| 6| 9| 2| 9| 9| 8| 8| 9| 8| 1| 5| 0| 9| 5| 7| 5| 6| 7| 0| 8| 0| 9| 9| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy | 2 3 3 2 2 3 2 2 2 2 2 1 1 2 2 2 1 | Atrium, Thrombosis | 3 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Hyperplasia | 2 2 1 2 2 2 1 2 1 2 2 2 2 2 2| Hypertrophy | 2 2 | Necrosis | 3 | Vacuolization Cytoplasmic | 3 1 | __________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 2 2 2 2 2 2 1 3 2 2 3 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + + M + + M + + + + + + M + M| Hyperplasia | 3 | __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Hyperplasia | 2 2 3 3 3 3 2 4 | Pars Intermedia, Hyperplasia | 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + A + + + + + + + + +| C-Cell, Hyperplasia | 3 1 2 2 1 1 1 | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Peritoneum | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma Sperm | | __________________________________________________________________________| Preputial Gland | + + + + M + + + + + + + + + + + + + + M + + + + +| Hyperplasia | 1 2 2 3 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 2 2 3 | Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + A + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 4 | Interstitial Cell, Hyperplasia | 1 3 1 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 58 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 5| 6| 7| 6| 6| 4| 7| 7| 5| 6| 6| 5| 6| 7| 7| 7| 7| 7| 4| DAY ON TEST | 4| 6| 2| 5| 2| 2| 0| 3| 2| 2| 1| 9| 3| 2| 7| 1| 9| 7| 4| 3| 1| 3| 2| 2| 8| | 4| 6| 9| 2| 9| 9| 8| 8| 9| 8| 1| 5| 0| 9| 5| 7| 5| 6| 7| 0| 8| 0| 9| 9| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia | 2 2 2 | __________________________________________________________________________| Lymph Node | + + + + + + + + +| __________________________________________________________________________| Lymph Node, Bronchial | + M + + + M + M M M + + + M + + + M M + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + M + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | 2 2 2 3 3 2 2 | Hematopoietic Cell Proliferation | 2 2 1 | Hemorrhage | 2 | Necrosis | 2 2 | Pigmentation, Hemosiderin | 1 1 2 1 2 2 1 1 2 1 1 2 2 1 1 1 1 2 1 2 2 2 | __________________________________________________________________________| Thymus | + M + + + + + + + + + + + + M M + + + + + + M M M| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + + + + + + M + + + + + + M + + + + + + + + +| Galactocele | 2 | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperostosis | 3 1 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Hydrocephalus | 2 | Mineralization | 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Alveolar Epithelium, Hyperplasia | 1 1 1 3 1 1 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | 1 | Thrombosis | 2 2 2 2 4 4 2| Olfactory Epithelium, Degeneration, | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1| Olfactory Epithelium, Metaplasia | | Respiratory Epithelium, Hyperplasia | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + A + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 59 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 6| 7| 7| 5| 6| 7| 6| 6| 4| 7| 7| 5| 6| 6| 5| 6| 7| 7| 7| 7| 7| 4| DAY ON TEST | 4| 6| 2| 5| 2| 2| 0| 3| 2| 2| 1| 9| 3| 2| 7| 1| 9| 7| 4| 3| 1| 3| 2| 2| 8| | 4| 6| 9| 2| 9| 9| 8| 8| 9| 8| 1| 5| 0| 9| 5| 7| 5| 6| 7| 0| 8| 0| 9| 9| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 125 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Eye | + | Cataract | 4 | Retina, Atrophy | 4 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Infarct | 3 2 4 2 2 | Nephropathy | 2 2 2 3 2 2 1 2 2 2 1 2 2 2 2 2 2 1 2 2 2 3 3 4 1| Renal Tubule, Hyperplasia | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 60 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 5| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 0| 9| 0| 8| 1| 2| 3| 3| 2| 3| 9| 2| 3| 2| 2| 5| 2| 1| 5| 2| 2| 2| 3| 2| | | 9| 8| 0| 3| 9| 9| 9| 0| 4| 9| 0| 4| 3| 0| 9| 9| 9| 9| 7| 4| 9| 9| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + A + + + + + + + + + + + + + + + + M + + + +| 48 | Parasite Metazoan | X X X | 4 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + A + + + + + I + + + + + + + + + + + + + + +| 47 | Parasite Metazoan | X | 3 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + A + + + + A + + + A + + + + + + + + + + + +| 46 | Necrosis | 4 | 1 4.0| Parasite Metazoan | X X | 5 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + A + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + A + + + + A + + + A + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + A + + + + + + + + A + + + + + + + + + + + +| 47 | Inflammation, Acute | | 1 2.0| Inflammation, Chronic Active | 2 | 1 2.0| Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 1.0| Basophilic Focus | X X X X X X X X X X X X X X X X X| 27 | Clear Cell Focus | X X X X X X | 9 | Degeneration, Cystic | 2 2 1 | 6 1.5| Eosinophilic Focus | X X X | 4 | Fatty Change | 2 | 3 2.7| Hematopoietic Cell Proliferation | 2 | 1 2.0| Hepatodiaphragmatic Nodule | X| 1 | Mixed Cell Focus | X | 1 | Necrosis | 1 1 1 | 11 1.4| Thrombosis | | 1 2.0| Bile Duct, Hyperplasia | 2 2 3 2 1 1 1 2 2 2 2 3 2 1 2 1 1 1| 36 1.8| Centrilobular, Necrosis | 1 2 | 4 1.3| Kupffer Cell, Pigmentation | 2 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 1 1 2| 42 2.0| __________________________________________________________________________|____________| Mesentery | + + + + | 8 | Fat, Necrosis | 2 2 2 3 | 8 2.1| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 1 1 1 1 2 2 1 3 3 | 22 1.5| Basophilic Focus | X X | 2 | Hyperplasia | 3 | 2 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Ulcer | 3 4 | 3 3.3| Epithelium, Hyperplasia | 1 | 4 1.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 61 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 5| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 0| 9| 0| 8| 1| 2| 3| 3| 2| 3| 9| 2| 3| 2| 2| 5| 2| 1| 5| 2| 2| 2| 3| 2| | | 9| 8| 0| 3| 9| 9| 9| 0| 4| 9| 0| 4| 3| 0| 9| 9| 9| 9| 7| 4| 9| 9| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 1 1 | 4 1.0| Necrosis | 2 2 2 | 10 1.7| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy | 3 2 2 2 2 3 2 2 2 2 1 3 2 2 2 2 2 2 2 1 1 3 3 2| 41 2.0| Atrium, Thrombosis | 4 | 3 3.7| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 4 | 2 3.0| Hyperplasia | 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2| 30 1.9| Hypertrophy | 2 2 | 4 2.0| Necrosis | | 1 3.0| Vacuolization Cytoplasmic | 2 3 | 4 2.3| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 3 3 2 3 2 4 3 3 2 3 3 3 3| 27 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 44 | Hyperplasia | 1 2 | 3 2.0| __________________________________________________________________________|____________| Pituitary Gland | + + + A + + + + + + M I + + + + + + + + + + + + +| 47 | Pars Distalis, Hyperplasia | 2 2 2 1 3 4 | 14 2.6| Pars Intermedia, Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + A + + + + + + + + + + + + + + + + + + + + +| 48 | C-Cell, Hyperplasia | 2 1 2 1 1 1 1 1 2 1 | 17 1.4| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Peritoneum | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma Sperm | 3 | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | M + + + + + M + + + + M + + + + + + + M M + + + +| 43 | Hyperplasia | | 4 2.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 62 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 5| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 0| 9| 0| 8| 1| 2| 3| 3| 2| 3| 9| 2| 3| 2| 2| 5| 2| 1| 5| 2| 2| 2| 3| 2| | | 9| 8| 0| 3| 9| 9| 9| 0| 4| 9| 0| 4| 3| 0| 9| 9| 9| 9| 7| 4| 9| 9| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | Hyperplasia | 1 2 1 2 | 8 1.8| Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + A + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 2 3.5| Interstitial Cell, Hyperplasia | 1 2 3 | 8 1.9| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + A + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 4 4 3 | 6 2.8| __________________________________________________________________________|____________| Lymph Node | + | 10 | __________________________________________________________________________|____________| Lymph Node, Bronchial | + I M M M M + M + + + + + + M + + + + + + M + + +| 34 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + + + + + + + + M M + + + + + + + + +| 46 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + + + + + + + M + + M + + + M + + + + M + + +| 44 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 2 2 2 2 2 2 2 3 2 3 2 2 2 | 20 2.2| Hematopoietic Cell Proliferation | 3 3 | 5 2.2| Hemorrhage | | 1 2.0| Necrosis | 2 | 3 2.0| Pigmentation, Hemosiderin | 1 2 1 1 3 2 2 1 1 1 2 1 1 1 1 2 2 1 1 1 1 2| 44 1.4| __________________________________________________________________________|____________| Thymus | M + + M M + + + + + + + + + + + + + + M M + + + +| 39 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + M + + + + + + + + + + + + + M +| 45 | Galactocele | | 1 2.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperostosis | | 2 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 3 | 1 3.0| Hydrocephalus | | 1 2.0| Mineralization | | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 63 NTP Experiment-Test: 05197-11 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC 2-BUTOXYETHANOL Date: 02/16/98 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:19:46 __________________________________________________________________________________________________________________________________ | 7| 7| 6| 7| 5| 5| 7| 7| 5| 7| 7| 6| 7| 7| 7| 7| 6| 7| 5| 6| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 0| 9| 0| 8| 1| 2| 3| 3| 2| 3| 9| 2| 3| 2| 2| 5| 2| 1| 5| 2| 2| 2| 3| 2| | | 9| 8| 0| 3| 9| 9| 9| 0| 4| 9| 0| 4| 3| 0| 9| 9| 9| 9| 7| 4| 9| 9| 9| 0| 9| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 125 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Larynx | + + + A + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 1 1 1| 3 1.0| Alveolar Epithelium, Hyperplasia | 2 1 2 2 2 1 1 | 14 1.4| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 3 1 2 1 | 5 1.6| Thrombosis | 1 3 1 | 10 2.3| Olfactory Epithelium, Degeneration, | | | Hyaline | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1| 40 1.0| Olfactory Epithelium, Metaplasia | 1 1 2 | 3 1.3| Respiratory Epithelium, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + A + + + + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | | 1 | Cataract | | 1 4.0| Retina, Atrophy | | 1 4.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Infarct | 3 | 6 2.7| Nephropathy | 2 3 2 2 1 3 2 3 2 2 2 2 2 3 4 2 2 2 2 2 2 2 3 2 2| 50 2.1| Renal Tubule, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 64 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------