TDMS Study 92013-04 Pathology Tables
NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 90-DAY SUBCHRONIC Facility: Microbiological Associates Chemical CAS #: 822-36-6 Lock Date: 01/12/95 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + | 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 | Infiltration Cellular, Mixed Cell | 1 | 1 1.0| Periportal, Vacuolization Cytoplasmic| 1 2 2 1 1 1 | 6 1.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | Infiltration Cellular, Lymphocyte | 1 1 | 2 1.0| __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | Valve, Pigmentation | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + M + M M M + M M + | 4 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + + + + + + | 9 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + M + M + + + + + | 8 | Cyst | 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: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hemorrhage | 1 | 1 1.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Perivascular, Infiltration Cellular, | | | Mixed Cell | 2 1 | 2 1.5| __________________________________________________________________________|____________| 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 3 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | + + + + + + + + + | 9 | Periportal, Vacuolization Cytoplasmic| 1 1 1 2 1 2 1 2 2 | 9 1.4| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 4 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Liver | + + + + + + | 6 | Infiltration Cellular, Mixed Cell | 1 | 1 1.0| Periportal, Vacuolization Cytoplasmic| 1 1 2 1 2 | 5 1.4| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 5 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | + + + + + + + + + + | 10 | Periportal, Vacuolization Cytoplasmic| 1 1 1 1 1 | 5 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 6 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + M M | 8 | __________________________________________________________________________|____________| 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 | Infiltration Cellular, Mixed Cell | 1 | 1 1.0| Periportal, Vacuolization Cytoplasmic| 1 1 1 | 3 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + + + M + M M M + M | 5 | __________________________________________________________________________|____________| Pituitary Gland | M + + + + M + + + + | 8 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + + + + M + M M + + | 7 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 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 7 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hyperplasia, Lymphoid | 3 | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + + M M + M + M + + | 6 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | Infiltration Cellular, Mixed Cell | 1 | 1 1.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + | 10 | Infiltration Cellular, Mixed Cell | 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: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 0| 0| 9| 1| 1| 0| 9| 1| 0| | | | 2| 5| 4| 2| 5| 4| 6| 2| 3| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | + M M + M + + + + + | 7 | __________________________________________________________________________|____________| Gallbladder | + M A + A + M + + + | 6 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + A + A + + + | 8 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + A + A + A + + + | 7 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + A + A + A + + + | 7 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + A + A + A A | 6 | __________________________________________________________________________|____________| Intestine Small, Ileum | + M + + A A A + A + | 5 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Centrilobular, Vacuolization | | | Cytoplasmic | 1 1 1 | 3 1.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Salivary Glands | + M M + M + + + + + | 7 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + M + + + + + | 9 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + M + + + + + | 9 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + M + + + + + + + | 9 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + M + + + + + + + | 9 | __________________________________________________________________________|____________| Adrenal Medulla | + + M + M + + + + M | 7 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + M M + M + + + M M | 5 | __________________________________________________________________________|____________| Pituitary Gland | + M M M M + + + + M | 5 | __________________________________________________________________________|____________| Thyroid Gland | + M M + M M + + + M | 5 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + M M M M + M + + + | 5 | __________________________________________________________________________|____________| Ovary | + + + + I + + + + + | 9 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + M | 9 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + M M + M + + + + + | 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 9 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 0| 0| 9| 1| 1| 0| 9| 1| 0| | | | 2| 5| 4| 2| 5| 4| 6| 2| 3| 5| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + M M M + + + + + | 7 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + M M + M + + + + + | 7 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + M | 9 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + M + + + + + | 9 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + M + + + + + + + + | 9 | __________________________________________________________________________|____________| Peripheral Nerve | + + M + + + + + + + | 9 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + M M + M + + + + + | 7 | Perivascular, Infiltration Cellular, | | | Mixed Cell | 3 | 1 3.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + M | 9 | __________________________________________________________________________|____________| Trachea | + M M + M + + + + + | 7 | _____________________________________________________________________________________________________________________| | 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 10 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + M + + | 9 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + M + + + + + + + | 9 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Periportal, Vacuolization Cytoplasmic| 2 2 2 2 2 2 1 2 2 1 | 10 1.8| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | M M M + M + + + M M | 4 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thyroid Gland | + M M + + + + + + + | 8 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + | 10 | Cyst | 2 1 1 1 2 1 | 6 1.3| __________________________________________________________________________|____________| Prostate | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 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 11 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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| | | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| 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 12 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Periportal, Vacuolization Cytoplasmic| 1 2 2 2 2 2 2 2 2 2 | 10 1.9| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 13 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | + + + + + + + + + + | 10 | Periportal, Vacuolization Cytoplasmic| 2 2 3 2 2 2 1 2 2 2 | 10 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Preputial Gland | + | 1 | Cyst | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 14 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Infiltration Cellular, Mixed Cell | 1 1 1 | 3 1.0| Periportal, Vacuolization Cytoplasmic| 3 3 2 2 1 2 2 2 2 2 | 10 2.1| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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 15 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 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 | B6C3F1 MICE 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 | | | | | | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Centrilobular, Vacuolization | | | Cytoplasmic | 2 | 1 2.0| Periportal, Vacuolization Cytoplasmic| 2 2 3 2 3 2 2 2 2 | 9 2.2| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | 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: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + M + | 9 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + M + + + + + | 9 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + | 10 | Centrilobular, Vacuolization | | | Cytoplasmic | 1 1 | 2 1.0| Periportal, Vacuolization Cytoplasmic| 2 2 1 1 1 1 1 | 7 1.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + M M M + | 7 | __________________________________________________________________________|____________| Pituitary Gland | + + + + M + + + + + | 9 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + | 10 | Cyst | 1 2 2 1 1 2 1 1 | 8 1.4| __________________________________________________________________________|____________| Prostate | + + + + M + + + + + | 9 | __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Testes | + + + + + + + + + + | 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 17 NTP Experiment-Test: 92013-04 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: SUBCHRON 90-DAY 4-METHYLIMIDAZOLE Date: 08/06/96 Route: DOSED FEED Time: 20:52:51 __________________________________________________________________________________________________________________________________ | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | | DAY ON TEST | 9| 9| 9| 9| 2| 9| 9| 9| 9| 9| | | | 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| | T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | B6C3F1 MICE 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 | | | | | | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + | 10 | Hemorrhage | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Thymus | + + + M + + + + + + | 9 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | | __________________________________________________________________________|____________| Skin | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + | 10 | __________________________________________________________________________|____________| Nose | + + + + M + + + + + | 9 | __________________________________________________________________________|____________| 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 18 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------