TDMS Study 92012-03 Pathology Tables
NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 90-DAY SUBCHRONIC Facility: Microbiological Associates Chemical CAS #: 693-98-1 Lock Date: 08/31/94 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | UNTREAT | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| | L | CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Inflammation, Focal | 1 1 | 2 1.0| __________________________________________________________________________|____________| Mesentery | + | 1 | Fat, Necrosis | 3 | 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | Acinus, Degeneration, Focal | 2 3 | 2 2.5| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | 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 2 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | UNTREAT | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| | L | CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hemorrhage | 1 2 | 2 1.5| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 2 1 2 1 1 2 3 2 | 8 1.8| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Lymphoid Follicle, Necrosis | 1 3 1 | 3 1.7| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Inflammation, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 10 | Respiratory Epithelium, Inflammation,| | | Suppurative | 3 3 | 2 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : 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 3 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 625 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Liver | + | 1 | Hepatodiaphragmatic Nodule | X | 1 | __________________________________________________________________________|____________| Mesentery | + | 1 | Fat, Necrosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + | 1 | Necrosis, Acute | 1 | 1 1.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + M + + + + | 9 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + | 2 | Cyst | 3 | 1 3.0| Bilateral, Cyst | 3 | 1 3.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Bilateral, Hydrometra | 3 3 | 2 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 2 1 3 1 | 4 1.8| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 4 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 625 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 5 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 1250 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mesentery | + | 1 | Fat, Necrosis | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + | 1 | Necrosis, Acute | 2 | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + | 1 | Cyst | 2 | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Hydrometra | 2 | 1 2.0| Bilateral, Hydrometra | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 1 2 2 2 3 2 2 2 1 | 9 1.9| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 6 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 1250 | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 7 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | A | 2500 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Liver | + | 1 | Hepatodiaphragmatic Nodule | X | 1 | Inflammation, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 1 1 1 1 1 1 1 1 1 1 | 10 1.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + | 1 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Ovary | + | 1 | Cyst | 2 | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Bilateral, Hydrometra | 2 3 | 2 2.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 3 2 3 2 3 | 5 2.6| __________________________________________________________________________|____________| Thymus | + | 1 | Hemorrhage | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | A | 2500 | 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 9 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 5000 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Liver | + | 1 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Pancreas | + | 1 | Acinus, Degeneration, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + | 1 | Cardiomyopathy | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | M M | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 2 2 2 2 2 2 2 2 2 2 | 10 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + | 1 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Ovary | + | 1 | Cyst | 2 | 1 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | Bilateral, Hydrometra | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 1 1 1 1 1 3 2 2 3 1 | 10 1.6| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 10 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 5000 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + | 1 | Inflammation, Focal | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 11 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 10000 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Hepatodiaphragmatic Nodule | X | 1 | Inflammation, Focal | 1 1 1 1 | 4 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | Acinus, Degeneration, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | Necrosis, Acute | 3 1 | 2 2.0| __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | M + + + + + + M + + | 8 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 3 3 3 3 3 3 3 3 3 3 | 10 3.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + | 10 | Inflammation, Focal | 1 1 1 | 3 1.0| __________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | Cyst | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 12 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 10000 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hemorrhage | 2 | 1 2.0| Infiltration Cellular, Plasma Cell | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 3 2 1 2 2 2 1 3 2 2 | 10 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | Lymphoid Follicle, Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | Hemorrhage | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Inflammation, Focal | 1 1 1 1 | 4 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : 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: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | UNTREAT | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | Inflammation, Chronic, Focal | 2 | 1 2.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | Acinus, Degeneration, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 2 1 3 2 1 1 | 7 1.6| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + M + | 9 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 1 2 | 2 1.5| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : 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: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | UNTREAT | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| | L | CONTROL | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 2 3 | 2 2.5| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + M + | 9 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 1 | 1 1.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Inflammation, Focal | 1 1 1 | 3 1.0| Alveolus, Infiltration Cellular, | | | Histiocyte | 1 | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Nephropathy | 1 1 1 1 1 1 | 6 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : 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: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 625 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 2 2 1 2 2 1 | 7 1.6| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 1 | 1 1.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________|____________| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 16 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 625 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 17 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 1250 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Liver | + | 1 | Hepatodiaphragmatic Nodule | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 2 1 2 2 2 1 2 | 8 1.6| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 1 1 1 1 1 2 1 1 | 8 1.1| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 3 1 3 2 | 4 2.3| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 18 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 1250 | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 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 19 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 2500 | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 2 1 2 1 1 2 2 | 8 1.5| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 1 1 2 1 1 1 1 1 1 1 | 10 1.1| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 1 1 1 | 3 1.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 2500 | 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 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 21 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 5000 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 2 1 1 1 | 4 1.3| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Hyperplasia, Diffuse| 2 2 2 2 2 2 1 2 2 2 | 10 1.9| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 1 1 | 2 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Hemorrhage | 1 | 1 1.0| Infiltration Cellular, Histiocyte | 1 1 1 2 | 4 1.3| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY 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 22 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 5000 | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Kidney | + | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 23 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 10000 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | Acinus, Degeneration, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Cardiomyopathy | 1 1 1 2 | 4 1.3| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | M + + M + + M + + M | 6 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | Follicular Cell, Cyst | 2 | 1 2.0| Follicular Cell, Hyperplasia, Diffuse| 3 3 3 3 3 3 3 3 3 2 | 10 2.9| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 24 NTP Experiment-Test: 92012-03 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 2-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:27:38 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 10000 | 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | PPM | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 10 | Degeneration | 1 2 1 1 1 2 1 1 1 | 9 1.2| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + M + | 9 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | Infiltration Cellular, Histiocyte | 2 2 2 2 | 4 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + M | 9 | __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Inflammation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | Nephropathy | 1 1 1 | 3 1.0| Renal Tubule, Dilatation, Focal | 1 | 1 1.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 10 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 25 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