TDMS Study 05024-02 Pathology Tables
NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 Facility: Battelle Columbus Laboratory Chemical CAS #: 924-42-5 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 5| 3| 3| 3| 9| 3| 3| 3| 9| 3| 1| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 3| 1| 3| 0| 3| 3| 1| 0| 1| 6| 1| 2| 3| 5| 3| 2| 2| 3| 2| 1| 2| 2| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + A + + + A + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + M + M + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + A + + + + + A + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Inflammation, Chronic Active | 1 4 | Leukocytosis | X | Vacuolization Cytoplasmic | 2 | Artery, Necrosis, Fibrinoid | 4 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Acinus, Atrophy | | Duct, Ectasia | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Hyperkeratosis | | Inflammation, Chronic Active | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | 2 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | Hypertrophy | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 5| 3| 3| 3| 9| 3| 3| 3| 9| 3| 1| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 3| 1| 3| 0| 3| 3| 1| 0| 1| 6| 1| 2| 3| 5| 3| 2| 2| 3| 2| 1| 2| 2| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Hyperplasia | 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + M + + M + M M M + M + + M M M + + + + M M M +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Cyst | | Pars Distalis, Hyperplasia | 2 3 2 3 2 2 2 2 2 2 2 2 2 2 2 2| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + M + + + + + + + + + + M + +| Inflammation, Chronic Active | 1 | C-Cell, Hyperplasia | | Follicle, Cyst | | Follicular Cell, Hyperplasia | 2 2 3 1| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cyst | X X X| Inflammation, Suppurative | | Mineralization | 2 | __________________________________________________________________________| Oviduct | + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Suppurative | | Thrombosis | X | Endometrium, Hyperplasia, Cystic, | | Glandular | 2 2 3 3 3 2 2 3 4 4 2 3 2 2 3 3 4 4 2 1 2 4 2| __________________________________________________________________________| Vagina | + | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia, Reticulum Cell | 2 | Femoral, Myelofibrosis | 2 2 | Vertebral, Myelofibrosis | 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Lumbar, Hyperplasia, Lymphoid | | __________________________________________________________________________| Lymph Node, Mesenteric | M + + M M + + M M M + A M M M M M M M + M M M M M| Hematopoietic Cell Proliferation | 2 | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hematopoietic Cell Proliferation | 4 3 4 3 | __________________________________________________________________________| Thymus | + M + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 7| 7| 7| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 5| 3| 3| 3| 9| 3| 3| 3| 9| 3| 1| 3| 3| 3| 7| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 3| 1| 3| 0| 3| 3| 1| 0| 1| 6| 1| 2| 3| 5| 3| 2| 2| 3| 2| 1| 2| 2| 1| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | | | __________________________________________________________________________| Mammary Gland | M M M M + M + M + + + + + M + + M M + + M M M M M| Hyperplasia, Cystic | 2 1 1 2 1 | Hyperplasia | | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | | Inflammation, Chronic Active | 4 | Artery, Necrosis, Fibrinoid | 4 | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | __________________________________________________________________________| Peripheral Nerve | + + M + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| White Matter, Degeneration | 2 1 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 2 1 2 2 2 | Alveolar Epithelium, Hyperplasia | 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + M + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + M + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Metaplasia, Osseous | 2 | Nephropathy, Chronic | 4 1 1 | __________________________________________________________________________| Ureter | + + + + | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + M + + + + +| Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| | DAY ON TEST | 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| | | 3| 2| 2| 1| 3| 1| 1| 2| 1| 2| 4| 4| 1| 2| 2| 1| 2| 1| 2| 1| 2| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + M + + + + + + + + + A| 45 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + A| 49 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + A| 46 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + A| 45 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + A| 46 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + A| 48 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + A| 44 | __________________________________________________________________________|____________| Intestine Small, Ileum | A + + + + + + + + + + + + + + + + + + + + A| 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + A| 45 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Inflammation, Chronic Active | | 2 2.5| Leukocytosis | | 1 | Vacuolization Cytoplasmic | | 1 2.0| Artery, Necrosis, Fibrinoid | | 1 4.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + + | 48 | Inflammation, Chronic Active | 3 4 | 2 3.5| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acinus, Atrophy | 3 3 4 | 3 3.3| Duct, Ectasia | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + A| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + M + + + + + + + A| 46 | Acanthosis | 3 3 | 3 3.0| Hyperkeratosis | 4 | 1 4.0| Inflammation, Chronic Active | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + A| 47 | Inflammation, Chronic Active | 1 | 1 1.0| __________________________________________________________________________|____________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia | 2 | 1 2.0| Inflammation, Chronic Active | 2 2 | 2 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + +| 27 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy, Chronic | | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE 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 5 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| | DAY ON TEST | 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| | | 3| 2| 2| 1| 3| 1| 1| 2| 1| 2| 4| 4| 1| 2| 2| 1| 2| 1| 2| 1| 2| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 | 1 2.0| Hypertrophy | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 2 2 2 | 5 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + M M + + M + + M M + + M + M + +| 31 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + M| 49 | Pars Distalis, Cyst | X | 1 | Pars Distalis, Hyperplasia | 2 2 2 1 2 2 | 22 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic Active | 2 | 2 1.5| C-Cell, Hyperplasia | 2 | 1 2.0| Follicle, Cyst | X | 1 | Follicular Cell, Hyperplasia | 2 2 2 2 2 | 9 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 4 3 | 3 3.3| Cyst | X X X X X X X | 10 | Inflammation, Suppurative | 4 | 1 4.0| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Oviduct | + + + + + + + + + + + + + + + + + + +| 40 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Suppurative | 2 | 1 2.0| Thrombosis | | 1 | Endometrium, Hyperplasia, Cystic, | | | Glandular | 1 3 2 3 3 2 2 2 2 4 2 2 3 2 2 2 2 3 4 4 3 3 2 3 | 47 2.6| __________________________________________________________________________|____________| Vagina | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Femoral, Hyperplasia, Reticulum Cell | | 1 2.0| Femoral, Myelofibrosis | 1 | 3 1.7| Vertebral, Myelofibrosis | 2 2 2 3 1 2 2 1 2 2 2 2 1 | 29 1.9| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 6 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| | DAY ON TEST | 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| | | 3| 2| 2| 1| 3| 1| 1| 2| 1| 2| 4| 4| 1| 2| 2| 1| 2| 1| 2| 1| 2| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lumbar, Hyperplasia, Lymphoid | 4 | 1 4.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | M M + M M M M M M M + + M M + M M M M M M M + M M| 11 | Hematopoietic Cell Proliferation | | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | Hematopoietic Cell Proliferation | 4 4 3 2 2 4 2 3 3 3 2| 15 3.1| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M + + + + + + + + + + + + +| 48 | Cyst | X | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M + + + + + M + + + M + + + + + M M + M M + + +| 29 | Hyperplasia, Cystic | 1 1 1 1 1 2 1 2 1 2 1 2 1 1 2| 20 1.4| Hyperplasia | 1 | 1 1.0| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Acute | 4| 1 4.0| Inflammation, Chronic Active | 3 | 2 3.5| Artery, Necrosis, Fibrinoid | | 1 4.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + M + + + + + + + + + + + M| 47 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | White Matter, Degeneration | 2 2 2 | 5 1.8| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 1 2 2 2 2 | 12 1.8| Alveolar Epithelium, Hyperplasia | 1 2 2 2 2 | 8 1.9| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Nasolacrimal Duct, Inflammation, | | | Suppurative | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES 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 7 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 4| | DAY ON TEST | 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 2| 8| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| | | 3| 2| 2| 1| 3| 1| 1| 2| 1| 2| 4| 4| 1| 2| 2| 1| 2| 1| 2| 1| 2| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Harderian Gland | M + + + + + + M + + + + + + + + + + + + + + + + +| 47 | Hyperplasia | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Metaplasia, Osseous | 2 | 2 2.0| Nephropathy, Chronic | 1 1 1 1 1 1 1 | 10 1.3| __________________________________________________________________________|____________| Ureter | + + + M + + + | 10 | __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + M + + + + + + + + + A| 43 | Inflammation, Chronic Active | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| DAY ON TEST | 3| 3| 8| 3| 3| 8| 3| 0| 3| 6| 1| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 9| 3| | 2| 3| 1| 1| 2| 8| 1| 5| 3| 9| 6| 2| 1| 3| 2| 1| 2| 1| 3| 1| 3| 1| 2| 0| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + | __________________________________________________________________________| Gallbladder | A + | __________________________________________________________________________| Intestine Large | + + + | __________________________________________________________________________| Intestine Large, Cecum | M + + | __________________________________________________________________________| Intestine Large, Colon | + + | __________________________________________________________________________| Intestine Large, Rectum | + + | __________________________________________________________________________| Intestine Small | + + | __________________________________________________________________________| Intestine Small, Duodenum | + + | Inflammation, Chronic Active | | Ulcer | | __________________________________________________________________________| Intestine Small, Ileum | M + | __________________________________________________________________________| Intestine Small, Jejunum | M + | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Amyloid Deposition | | Atypia Cellular | | Degeneration, Cystic | 2 | Hematopoietic Cell Proliferation | 2 2 | Infiltration Cellular, Lymphocyte | | Inflammation, Chronic | 2 | Leukocytosis | X X | Necrosis, Coagulative | 2 | __________________________________________________________________________| Mesentery | + + | __________________________________________________________________________| Pancreas | + + | Acinus, Atrophy | | __________________________________________________________________________| Salivary Glands | + + + | __________________________________________________________________________| Stomach | + + | __________________________________________________________________________| Stomach, Forestomach | + + | __________________________________________________________________________| Stomach, Glandular | A + | __________________________________________________________________________| Tooth | + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + | __________________________________________________________________________| Heart | + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + | Hematopoietic Cell Proliferation | | __________________________________________________________________________| Adrenal Gland, Medulla | + + | __________________________________________________________________________| Islets, Pancreatic | + + | __________________________________________________________________________| Parathyroid Gland | M + | __________________________________________________________________________| Pituitary Gland | + + + + + + +| Pars Distalis, Hyperplasia | 2 2| __________________________________________________________________________| Thyroid Gland | + + | _____________________________________________________________________________________________________________________| Page 9 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| DAY ON TEST | 3| 3| 8| 3| 3| 8| 3| 0| 3| 6| 1| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 9| 3| | 2| 3| 1| 1| 2| 8| 1| 5| 3| 9| 6| 2| 1| 3| 2| 1| 2| 1| 3| 1| 3| 1| 2| 0| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | + | __________________________________________________________________________| Ovary | + + + + + + + + I + + I + + + + + + + + + + + + +| Atrophy | 3 3 3 3 3 3 2 3 3 3 3 3 3 3 3 3 3 3 3| Cyst | X X X X X | __________________________________________________________________________| Oviduct | + + | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + +| Dilatation | 4 | Hemorrhage | 2 2 | Artery, Hyperplasia, Cystic, | | Glandular | 2 | Endometrium, Hyperplasia, Cystic, | | Glandular | 2 3 2 4 3 4 2 2 2 1 2 3 2 2 2 2| __________________________________________________________________________| Vagina | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | Neutrophilia | | __________________________________________________________________________| Bone Marrow | + + | Femoral, Hyperplasia | | __________________________________________________________________________| Lymph Node | + + + + + | Mandibular, Hematopoietic Cell | | Proliferation | | Renal, Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | + + + M | Hematopoietic Cell Proliferation | | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Spleen | + + + + + A + + + + + | Hematopoietic Cell Proliferation | 3 2 3 3 3 | Hyperplasia, Lymphoid | 3 | __________________________________________________________________________| Thymus | M M | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 1 2 3 2 1 1 1 1 2 2 1 1 1 1 1 1 2 1 1 2 1 1| __________________________________________________________________________| Skin | + + + + + + + + | Abscess | | Alopecia | | Foreign Body | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 4| 7| 7| 7| 6| 7| DAY ON TEST | 3| 3| 8| 3| 3| 8| 3| 0| 3| 6| 1| 3| 3| 3| 3| 3| 3| 3| 3| 2| 3| 3| 3| 9| 3| | 2| 3| 1| 1| 2| 8| 1| 5| 3| 9| 6| 2| 1| 3| 2| 1| 2| 1| 3| 1| 3| 1| 2| 0| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | __________________________________________________________________________| Bone | + + | __________________________________________________________________________| Skeletal Muscle | + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + | __________________________________________________________________________| Peripheral Nerve | + + + + + I I + + + + + + + + + + + + + + + + + I| Sciatic, Degeneration | 2 2 2 | __________________________________________________________________________| Spinal Cord | + + | White Matter, Degeneration | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | 3 | Inflammation, Chronic | 2 3 2 2 2 1 2 2 2 2 2 2 | Alveolar Epithelium, Hyperplasia | 2 3 2 2 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + | __________________________________________________________________________| Trachea | + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + M + M + + + + + + + M + + + +| Hyperplasia | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + | Amyloid Deposition | | Atrophy | 4 | Inflammation | 4 | Nephropathy, Chronic | 2 | __________________________________________________________________________| Urinary Bladder | + + | Hemorrhage | | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 7| 6| 7| 7| 7| 3| 7| 7| 7| 6| 7| | DAY ON TEST | 9| 3| 3| 3| 3| 3| 1| 3| 3| 3| 4| 1| 9| 3| 3| 7| 3| 3| 3| 4| 3| 3| 3| 9| 3| | | 2| 2| 3| 3| 2| 3| 8| 1| 1| 3| 8| 0| 2| 1| 3| 5| 2| 1| 1| 7| 1| 3| 2| 4| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + | 6 | __________________________________________________________________________|____________| Gallbladder | + A + + | 4 | __________________________________________________________________________|____________| Intestine Large | + + + + | 7 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + | 5 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + | 6 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + | 6 | __________________________________________________________________________|____________| Intestine Small | + + + + | 6 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + A + + | 5 | Inflammation, Chronic Active | 4 | 1 4.0| Ulcer | 4 | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + | 4 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + | 4 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Amyloid Deposition | 4 | 1 4.0| Atypia Cellular | X X | 2 | Degeneration, Cystic | | 1 2.0| Hematopoietic Cell Proliferation | 3 2 | 4 2.3| Infiltration Cellular, Lymphocyte | 3 | 1 3.0| Inflammation, Chronic | | 1 2.0| Leukocytosis | | 2 | Necrosis, Coagulative | 3 1 2 | 4 2.0| __________________________________________________________________________|____________| Mesentery | + + + + | 6 | __________________________________________________________________________|____________| Pancreas | + + + + | 6 | Acinus, Atrophy | 1 | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + | 7 | __________________________________________________________________________|____________| Stomach | + + + + | 6 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + | 6 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + | 5 | __________________________________________________________________________|____________| Tooth | + + + + | 6 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + | 6 | __________________________________________________________________________|____________| Heart | + + + + | 6 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + | 7 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + | 6 | Hematopoietic Cell Proliferation | 3 2 | 2 2.5| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + | 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 12 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 7| 6| 7| 7| 7| 3| 7| 7| 7| 6| 7| | DAY ON TEST | 9| 3| 3| 3| 3| 3| 1| 3| 3| 3| 4| 1| 9| 3| 3| 7| 3| 3| 3| 4| 3| 3| 3| 9| 3| | | 2| 2| 3| 3| 2| 3| 8| 1| 1| 3| 8| 0| 2| 1| 3| 5| 2| 1| 1| 7| 1| 3| 2| 4| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Islets, Pancreatic | + + + + | 6 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + | 5 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + | 14 | Pars Distalis, Hyperplasia | 2 2 | 4 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + | 6 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + M + + + + I M +| 45 | Atrophy | 3 3 3 3 3 3 3 3 3 3 4 3 4 3 3 3 3 3 3 3| 39 3.0| Cyst | X X X X | 9 | __________________________________________________________________________|____________| Oviduct | + + + + | 6 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + | 35 | Dilatation | 4 | 2 4.0| Hemorrhage | 2 3 2 | 5 2.2| Artery, Hyperplasia, Cystic, | | | Glandular | | 1 2.0| Endometrium, Hyperplasia, Cystic, | | | Glandular | 2 2 2 2 3 3 2 3 2 2 4 2 3 3 3 | 31 2.5| __________________________________________________________________________|____________| Vagina | + + | 2 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 2 | Neutrophilia | X X | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + | 6 | Femoral, Hyperplasia | 4 4 | 2 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + | 13 | Mandibular, Hematopoietic Cell | | | Proliferation | 3 2 | 2 2.5| Renal, Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + M + M + M + | 7 | Hematopoietic Cell Proliferation | 3 | 1 3.0| Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + +| 19 | Hematopoietic Cell Proliferation | 4 3 3 3 3 | 10 3.0| Hyperplasia, Lymphoid | | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 13 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 7| 6| 7| 7| 7| 3| 7| 7| 7| 6| 7| | DAY ON TEST | 9| 3| 3| 3| 3| 3| 1| 3| 3| 3| 4| 1| 9| 3| 3| 7| 3| 3| 3| 4| 3| 3| 3| 9| 3| | | 2| 2| 3| 3| 2| 3| 8| 1| 1| 3| 8| 0| 2| 1| 3| 5| 2| 1| 1| 7| 1| 3| 2| 4| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Thymus | M + M + + + | 4 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + M + + + + M +| 48 | Hyperplasia, Cystic | 2 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 2 1| 40 1.3| __________________________________________________________________________|____________| Skin | + + + + + + | 14 | Abscess | 4 | 1 4.0| Alopecia | X | 1 | Foreign Body | 4 | 1 4.0| Inflammation, Chronic Active | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + | 6 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + | 6 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + | 7 | __________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + M + + + + + M + + + + M + M| 43 | Sciatic, Degeneration | 2 | 4 2.0| __________________________________________________________________________|____________| Spinal Cord | + + + + | 6 | White Matter, Degeneration | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | | 1 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Acute | | 1 3.0| Inflammation, Chronic | 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2| 28 2.0| Alveolar Epithelium, Hyperplasia | 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2| 26 2.0| __________________________________________________________________________|____________| Nose | + + + + | 6 | __________________________________________________________________________|____________| Trachea | + + + + | 6 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + I + + + + + + + + + + + + M + + + + + + + + +| 45 | Hyperplasia | 2 2 | 2 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + | 11 | Amyloid Deposition | 3 | 1 3.0| Atrophy | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 14 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 5| 7| 7| 6| 7| 7| 7| 3| 7| 7| 7| 6| 7| | DAY ON TEST | 9| 3| 3| 3| 3| 3| 1| 3| 3| 3| 4| 1| 9| 3| 3| 7| 3| 3| 3| 4| 3| 3| 3| 9| 3| | | 2| 2| 3| 3| 2| 3| 8| 1| 1| 3| 8| 0| 2| 1| 3| 5| 2| 1| 1| 7| 1| 3| 2| 4| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation | | 1 4.0| Nephropathy, Chronic | 3 1 | 3 2.0| __________________________________________________________________________|____________| Urinary Bladder | + M + + + | 6 | Hemorrhage | 3 | 1 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 15 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 5| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 4| 3| 3| 3| 3| 3| 3| 2| 3| 7| | 2| 3| 7| 3| 3| 2| 3| 5| 2| 1| 2| 2| 3| 3| 9| 7| 1| 2| 3| 3| 3| 1| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + A A + + + + M + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Large | + + A A + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + A + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Large, Colon | + + A + + + + + + + + + + + + + + + + + + +| Infarct | | Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + A + + + + + + + + + + + + + + + + + + A| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + A A + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Duodenum | + + A + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + + + + A| Inflammation, Necrotizing | | __________________________________________________________________________| Intestine Small, Jejunum | + + A + + + + + + + + + + + + + + + + + + A| Necrosis, Coagulative | 4 | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Clear Cell Focus | | Hematopoietic Cell Proliferation | | Leukocytosis | | Necrosis, Coagulative | 3 | Pigmentation, Hematoidin | | Pigmentation, Hemosiderin | | Vacuolization Cytoplasmic | 2 | Bile Duct, Cyst | X | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 4 | Necrosis | 4 | Thrombosis | X | __________________________________________________________________________| Pancreas | + + A A + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 4 | Acinus, Atrophy | 3 2 | __________________________________________________________________________| Salivary Glands | + + M + + + + + + + + M + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + A A + + + + + + + + + + + + + + + + + + + A| __________________________________________________________________________| Stomach, Forestomach | + + A A + + + + + + + + + + + + + + + + + + + A| Acanthosis | 3 2 3 | Hyperkeratosis | 2 | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Stomach, Glandular | + + A A + + + + + + + + + + + + + + + + + + + A| Inflammation, Chronic Active | | __________________________________________________________________________| Tongue | + | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 2 2 3 | Foreign Body | | _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 5| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 4| 3| 3| 3| 3| 3| 3| 2| 3| 7| | 2| 3| 7| 3| 3| 2| 3| 5| 2| 1| 2| 2| 3| 3| 9| 7| 1| 2| 3| 3| 3| 1| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | 2 2 | Inflammation, Chronic Active | | Mineralization | | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + M + + + + + + + + + + +| Corticomedullary Junction, | | Degeneration, Fatty | 2 | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + M + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Cyst | X | Hematopoietic Cell Proliferation | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + M + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + A A + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Parathyroid Gland | M M + M + M + + M M + + + + M M + + M M + + M M| Cyst | X | __________________________________________________________________________| Pituitary Gland | + + M + + + M + + + + + + + M + + + + + + M + +| Pars Distalis, Hyperplasia | 2 2 2 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | C-Cell, Hyperplasia | | Follicle, Cyst | | Follicular Cell, Hyperplasia | 1 2 1 3 2 2 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | + + | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + A + + + + + + + + + + + + + + + + + + + + +| Atrophy | 3 3 2 3 2 3 2 2 3 2 3 2 2 2 2 2 3 2 2| Cyst | X X X X | Hemorrhage, Acute | 4 | Inflammation, Suppurative | | Mineralization | | Thrombosis | | __________________________________________________________________________| Oviduct | + + A + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 5| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 4| 3| 3| 3| 3| 3| 3| 2| 3| 7| | 2| 3| 7| 3| 3| 2| 3| 5| 2| 1| 2| 2| 3| 3| 9| 7| 1| 2| 3| 3| 3| 1| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Dilatation | 3 4 | Hemorrhage | 3 | Inflammation, Suppurative | | Endometrium, Hyperplasia, Cystic, | | Glandular | 3 2 2 2 2 2 2 2 2 2 4 2 1 2 2 2 1 2 1 2 2| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + M + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | | Femoral, Myelofibrosis | 2 | Vertebral, Hyperplasia | | Vertebral, Myelofibrosis | 2 | __________________________________________________________________________| Lymph Node | + + M M + + + + + + + M + + + + + + + + + + + +| Iliac, Thrombosis | X | Mandibular, Hematopoietic Cell | | Proliferation | | Mandibular, Hyperplasia, Plasma Cell | 2 | Mandibular, Infiltration Cellular, | | Histiocyte | 2 | Renal, Thrombosis | X | __________________________________________________________________________| Lymph Node, Mesenteric | M + M M M M + + M M + M M M M + M M M M M + M +| Angiectasis | 2 2 | Hyperplasia, Plasma Cell | 2 | Thrombosis | X | __________________________________________________________________________| Spleen | + + A + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 3 3 2 2 3 1 3 3 1 1 4 3 2 2 1 3 3 3| Infarct | | __________________________________________________________________________| Thymus | M + M + M M + + + + M + M + M M + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + M + M + + + + + + + + + + + M + + +| Hyperplasia, Cystic | 1 1 1 1 1 2 1 1 1 1 1 2 1 2 1 1 1 2| __________________________________________________________________________| Skin | + + A + + + + + + + + + + + + + + + + + + + + +| Foreign Body | | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + M + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + + A + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + M + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | 3 | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 6| 5| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 6| DAY ON TEST | 3| 3| 6| 5| 3| 3| 5| 5| 3| 3| 3| 3| 3| 3| 8| 4| 3| 3| 3| 3| 3| 3| 2| 3| 7| | 2| 3| 7| 3| 3| 2| 3| 5| 2| 1| 2| 2| 3| 3| 9| 7| 1| 2| 3| 3| 3| 1| 9| 1| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM - cont | | | | __________________________________________________________________________| Peripheral Nerve | + + M M + + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + +| White Matter, Degeneration | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | | Inflammation, Chronic | 1 1 3 2 2 3| Pigmentation, Hemosiderin | 2 1 | Alveolar Epithelium, Hyperplasia | 1 2 3 2 1 2 2 2| __________________________________________________________________________| Nose | + + M + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Nasolacrimal Duct, Foreign Body | 1 | Nasolacrimal Duct, Granuloma | 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 1 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | + + | Lens, Cataract | 3 4 | Retina, Atrophy | 3 3 | __________________________________________________________________________| Harderian Gland | + + M + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + A + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | | Infarct | 3 | Metaplasia, Osseous | 2 | Mineralization | | Necrosis | | Nephropathy, Chronic | 1 2 1 1 3 1 1 2 2 1 2 2 2 2 | Renal Tubule, Regeneration | | __________________________________________________________________________| Ureter | + + + + + + + + + + + + | __________________________________________________________________________| Urinary Bladder | + + + M + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 19 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 6| 7| 7| | DAY ON TEST | 3| 3| 2| 3| 3| 8| 6| 3| 2| 3| 3| 3| 3| 3| 3| 1| 3| 2| 3| 2| 7| 3| 5| 3| 3| | | 3| 3| 7| 1| 3| 0| 7| 2| 3| 3| 2| 3| 1| 2| 3| 1| 1| 8| 2| 9| 4| 2| 3| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Gallbladder | + + A + + A A + + + + + + + M + + A + A + + + + +| 39 | __________________________________________________________________________|____________| Intestine Large | + + + + + A + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + A A + + + + + + + + + + + + + + + + +| 42 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + A + + + + + + + + + + + + + + + + + +| 44 | Infarct | 4 | 1 4.0| Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + A + + + + + + + + + + + + + + + + + +| 43 | Parasite Metazoan | X | 1 | __________________________________________________________________________|____________| Intestine Small | + + + + + A + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + A A + + + + + + + + + A + + + + + + +| 41 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + A + + + + + + + + + + + + + + + + + +| 43 | Inflammation, Necrotizing | 4 | 1 4.0| __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + A A + + + + + + + + + + + + + + + + +| 42 | Necrosis, Coagulative | | 1 4.0| __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 2 | 1 2.0| Clear Cell Focus | X X | 2 | Hematopoietic Cell Proliferation | 2 3 | 2 2.5| Leukocytosis | X | 1 | Necrosis, Coagulative | 3 2 | 3 2.7| Pigmentation, Hematoidin | 1 | 1 1.0| Pigmentation, Hemosiderin | 2 | 1 2.0| Vacuolization Cytoplasmic | 2 | 2 2.0| Bile Duct, Cyst | | 1 | __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Inflammation, Chronic Active | | 1 4.0| Necrosis | 3 | 2 3.5| Thrombosis | X | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Inflammation, Chronic Active | 2 | 2 3.0| Acinus, Atrophy | 2 2 | 4 2.3| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Stomach | + + + + + A A + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + A A + + + + + + + + + + + + + + + + + +| 44 | Acanthosis | 3 3| 5 2.8| Hyperkeratosis | | 1 2.0| Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + A A + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________________________________________________________________ * : 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: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 6| 7| 7| | DAY ON TEST | 3| 3| 2| 3| 3| 8| 6| 3| 2| 3| 3| 3| 3| 3| 3| 1| 3| 2| 3| 2| 7| 3| 5| 3| 3| | | 3| 3| 7| 1| 3| 0| 7| 2| 3| 3| 2| 3| 1| 2| 3| 1| 1| 8| 2| 9| 4| 2| 3| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Tongue | | 1 | __________________________________________________________________________|____________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Dysplasia | | 3 2.3| Foreign Body | 2| 1 2.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + + + +| 34 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cardiomyopathy, Chronic | 2 3 | 4 2.3| Inflammation, Chronic Active | 2 3 | 2 2.5| Mineralization | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Corticomedullary Junction, | | | Degeneration, Fatty | | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Accessory Adrenal Cortical Nodule | X X X | 3 | Cyst | | 1 | Hematopoietic Cell Proliferation | 3 | 1 3.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hematopoietic Cell Proliferation | 3 | 1 3.0| Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Hyperplasia | 2 | 2 2.0| __________________________________________________________________________|____________| Parathyroid Gland | + M + M M + + M + + + + M M + + M + M + M + + + +| 28 | Cyst | | 1 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + M + + + M + + + + + + +| 43 | Pars Distalis, Hyperplasia | 2 2 3 2 2 1 1 1 2 1| 13 1.8| __________________________________________________________________________|____________| Thyroid Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic Active | | 1 2.0| C-Cell, Hyperplasia | 3 | 1 3.0| Follicle, Cyst | X X X | 3 | Follicular Cell, Hyperplasia | 3 2 3 | 11 2.1| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 3 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 6| 7| 7| | DAY ON TEST | 3| 3| 2| 3| 3| 8| 6| 3| 2| 3| 3| 3| 3| 3| 3| 1| 3| 2| 3| 2| 7| 3| 5| 3| 3| | | 3| 3| 7| 1| 3| 0| 7| 2| 3| 3| 2| 3| 1| 2| 3| 1| 1| 8| 2| 9| 4| 2| 3| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + I + + + + + + + + + + + + + + + + +| 47 | Atrophy | 3 2 2 2 4 3 3 3 2 3 2 2 3 3 2 2 3 3 3| 38 2.5| Cyst | X X | 6 | Hemorrhage, Acute | 4 | 2 4.0| Inflammation, Suppurative | 2 | 1 2.0| Mineralization | 2 | 1 2.0| Thrombosis | X | 1 | __________________________________________________________________________|____________| Oviduct | + + + + + + + + + + + + + + + +| 37 | __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Dilatation | 3 4 | 4 3.5| Hemorrhage | | 1 3.0| Inflammation, Suppurative | 2 2 | 2 2.0| Endometrium, Hyperplasia, Cystic, | | | Glandular | 1 1 2 2 3 2 2 2 4 2 1 3 1 2 2 3 1 1 2 2 2 2 2 3| 45 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Femoral, Hyperplasia | 4 | 1 4.0| Femoral, Myelofibrosis | | 1 2.0| Vertebral, Hyperplasia | 4 | 1 4.0| Vertebral, Myelofibrosis | 2 2 2 1 1 1 1 2 2 | 10 1.6| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | Iliac, Thrombosis | | 1 | Mandibular, Hematopoietic Cell | | | Proliferation | 4 | 1 4.0| Mandibular, Hyperplasia, Plasma Cell | 2 2| 3 2.0| Mandibular, Infiltration Cellular, | | | Histiocyte | | 1 2.0| Renal, Thrombosis | | 1 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | M M + M M M M M + M M M M M + + M M M + M M M + M| 13 | Angiectasis | 2 | 3 2.0| Hyperplasia, Plasma Cell | | 1 2.0| Thrombosis | | 1 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hematopoietic Cell Proliferation | 2 1 2 2 2 2 4 2 2 3 3 1 3 1 2 2 4 4 2 4 2 3| 40 2.4| Infarct | 4 | 1 4.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M + + + M + M + + + + + + +| 38 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 22 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 6| 7| 7| | DAY ON TEST | 3| 3| 2| 3| 3| 8| 6| 3| 2| 3| 3| 3| 3| 3| 3| 1| 3| 2| 3| 2| 7| 3| 5| 3| 3| | | 3| 3| 7| 1| 3| 0| 7| 2| 3| 3| 2| 3| 1| 2| 3| 1| 1| 8| 2| 9| 4| 2| 3| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ INTEGUMENTARY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M + M + + M M M M M + M + + M M + + M + + M + +| 33 | Hyperplasia, Cystic | 2 1 1 1 1 1 1 2 1 1 2| 29 1.2| __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Foreign Body | 2 | 1 2.0| Inflammation, Chronic Active | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Fibrosis, Focal | 2| 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hemorrhage, Acute | | 1 3.0| __________________________________________________________________________|____________| Peripheral Nerve | + + M + + M + + + + + M + + I + + + + + + + + + +| 42 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | White Matter, Degeneration | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage, Acute | 2 | 1 2.0| Inflammation, Chronic | 2 2 1 2 2 2 1 2 | 14 1.9| Pigmentation, Hemosiderin | 2 | 3 1.7| Alveolar Epithelium, Hyperplasia | 2 2 1 2 2 2 2 2 2 | 17 1.9| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Inflammation, Chronic Active | 2 | 1 2.0| Nasolacrimal Duct, Foreign Body | | 1 1.0| Nasolacrimal Duct, Granuloma | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 2 1 | 5 1.4| __________________________________________________________________________|____________| Trachea | + + M + + + + + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 1 | __________________________________________________________________________|____________| Eye | | 2 | Lens, Cataract | | 2 3.5| Retina, Atrophy | | 2 3.0| __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 23 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 5| 7| 7| 5| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 6| 7| 6| 7| 7| | DAY ON TEST | 3| 3| 2| 3| 3| 8| 6| 3| 2| 3| 3| 3| 3| 3| 3| 1| 3| 2| 3| 2| 7| 3| 5| 3| 3| | | 3| 3| 7| 1| 3| 0| 7| 2| 3| 3| 2| 3| 1| 2| 3| 1| 1| 8| 2| 9| 4| 2| 3| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ SPECIAL SENSES SYSTEM - cont | | | | | | Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hydronephrosis | 3 | 1 3.0| Infarct | 2 2 4 2 | 5 2.6| Metaplasia, Osseous | 2 2 | 3 2.0| Mineralization | 2 | 1 2.0| Necrosis | 4 | 1 4.0| Nephropathy, Chronic | 2 2 1 1 1 2 1 2 1| 23 1.6| Renal Tubule, Regeneration | 4 | 1 4.0| __________________________________________________________________________|____________| Ureter | + + + + + + + + + + + + + +| 26 | __________________________________________________________________________|____________| Urinary Bladder | + + M + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 24 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 6| 4| 2| 1| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 8| 2| 3| 2| 2| 1| 6| 2| 0| 3| 3| 8| 3| 3| | 2| 2| 2| 2| 1| 1| 3| 2| 2| 2| 1| 4| 4| 1| 8| 9| 7| 7| 0| 3| 2| 3| 3| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + A + + + + A + A| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + A + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + M + + + + + + + + + A + + + + A + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + M + + + + + + + + + M A + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + M + A + + + + M + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + A + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + A + A + + + + + + A| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + A + + + + A + + + + + + A| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + A + + + + A + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Hemorrhage | 4 | Hepatodiaphragmatic Nodule | X | Leukocytosis | X X | Mineralization | 2 | Necrosis, Coagulative | 4 1 | Pigmentation, Hematoidin | 2 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + A + + + + + + +| Acinus, Atrophy | 1 | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 2 2 1 1 2 2 1 1 2 1 2| Hyperkeratosis | 3 2 3 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 4 | Inflammation, Chronic Active | 4 4 4 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + +| Mesenteric Artery, Inflammation, | | Chronic Active | | Mesenteric Artery, Necrosis, | | Fibrinoid | | Pulmonary Artery, Inflammation, | | Chronic Active | | Pulmonary Artery, Necrosis, Fibrinoid| | Renal Artery, Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 6| 4| 2| 1| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 8| 2| 3| 2| 2| 1| 6| 2| 0| 3| 3| 8| 3| 3| | 2| 2| 2| 2| 1| 1| 3| 2| 2| 2| 1| 4| 4| 1| 8| 9| 7| 7| 0| 3| 2| 3| 3| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Active | | Renal Artery, Necrosis, Fibrinoid | | Renal Artery, Thrombosis | | Thoracic, Inflammation, Chronic | | Active | | Thoracic, Necrosis, Fibrinoid | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Mineralization | | Atrium, Thrombosis | | Coronary Artery, Inflammation, | | Chronic Active | | Coronary Artery, Necrosis, Fibrinoid | | Valve, Bacterium | X | Valve, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X | Hyperplasia | | Hypertrophy | 2 2 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + M + + M M + M + + M M M M + + + + M + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + M M + + + + + +| Pars Distalis, Cyst | X X | Pars Distalis, Hyperplasia | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Necrosis, Fibrinoid | | Follicular Cell, Hyperplasia | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | + | Mineralization | 3 | __________________________________________________________________________| Preputial Gland | + | Inflammation, Chronic Active | 3 | _____________________________________________________________________________________________________________________| Page 26 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 6| 4| 2| 1| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 8| 2| 3| 2| 2| 1| 6| 2| 0| 3| 3| 8| 3| 3| | 2| 2| 2| 2| 1| 1| 3| 2| 2| 2| 1| 4| 4| 1| 8| 9| 7| 7| 0| 3| 2| 3| 3| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Artery, Necrosis, Fibrinoid | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + +| Dilatation | 4 4 | Inflammation, Chronic Active | | Inflammation, Suppurative | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Hyperplasia | | Seminiferous Tubule, Atrophy | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + + | Neutrophilia | X | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 4 | __________________________________________________________________________| Lymph Node | + + M + + + + + + + + + + + + + + + + + + + + + +| Mandibular, Hyperplasia, Lymphoid | 3 | Mandibular, Hyperplasia, Plasma Cell | 4 | Mandibular, Inflammation, Suppurative| 2 | Mandibular, Necrosis | | Mediastinal, Inflammation, | | Suppurative | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | M M M M + + + M M M + M + M + M + M M M + M + M M| Angiectasis | 2 3 2 1 | Hematopoietic Cell Proliferation | 2 4 3 2 | Hyperplasia, Lymphoid | | Hyperplasia, Reticulum Cell | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Lymphoid | | Hematopoietic Cell Proliferation | 4 4 4 4 4| Necrosis | | __________________________________________________________________________| Thymus | + + + + + M M + + + + + M + + + + + + + + M + + M| Cyst | X | Necrosis | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 3 | Alopecia | | Fibrosis | 3 | Hyperkeratosis | 2 | Inflammation, Chronic Active | 4 | _____________________________________________________________________________________________________________________| Page 27 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 6| 4| 2| 1| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 8| 2| 3| 2| 2| 1| 6| 2| 0| 3| 3| 8| 3| 3| | 2| 2| 2| 2| 1| 1| 3| 2| 2| 2| 1| 4| 4| 1| 8| 9| 7| 7| 0| 3| 2| 3| 3| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Inflammation, Suppurative | | Necrosis, Coagulative | | Lymphatic, Ectasia | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Femur, Tibia, Metaplasia, | | Osseous | 4 | Joint, Tarsal, Metaplasia, Osseous | 4 4 4 4 4 4 4 4 4 4 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | | Inflammation, Chronic Active | | Artery, Cerebrum, Necrosis, Fibrinoid| | __________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + M + + + + + +| __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + M + + + + + +| White Matter, Degeneration | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Larynx | + | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | 2 | Inflammation, Chronic | 2 2 2 2 | Leukocytosis | X | Alveolar Epithelium, Hyperplasia | 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 3 | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | __________________________________________________________________________| Harderian Gland | + + M + + + + + + + + + + + + + + + M + + + + + +| Hyperplasia | 1 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | | Hydronephrosis | | Infarct | 3 | Inflammation, Suppurative | 3 | _____________________________________________________________________________________________________________________| Page 28 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 6| 6| 7| 5| 7| 6| 4| 2| 1| 7| 7| 6| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 8| 2| 3| 2| 2| 1| 6| 2| 0| 3| 3| 8| 3| 3| | 2| 2| 2| 2| 1| 1| 3| 2| 2| 2| 1| 4| 4| 1| 8| 9| 7| 7| 0| 3| 2| 3| 3| 2| 2| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| VEHICLE | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Nephropathy, Chronic | 1 1 1 1 1 1 3 2 1 1 | Artery, Inflammation, Chronic Active | | Artery, Necrosis, Fibrinoid | | __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + + | Inflammation, Chronic Active | | Inflammation, Suppurative | | __________________________________________________________________________| Urethra | + + + + + + + + + + + + | Concretion | | Inflammation, Chronic Active | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Dilatation | | Inflammation, Chronic Active | | _____________________________________________________________________________________________________________________| Page 29 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 2| 4| 7| 6| 5| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 7| 6| 7| 7| 4| | DAY ON TEST | 3| 3| 3| 3| 9| 6| 3| 7| 8| 8| 7| 3| 3| 3| 3| 3| 3| 3| 3| 9| 3| 8| 3| 3| 3| | | 2| 1| 1| 3| 7| 4| 3| 3| 9| 2| 5| 1| 2| 2| 8| 3| 3| 3| 2| 9| 2| 3| 3| 3| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + + + + + A + + + A + + + + A + + + + + + + + + +| 44 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + A + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + A + + + + + + + + A + + + + + + M + + +| 44 | __________________________________________________________________________|____________| Intestine Large, Colon | + M + + + + + + + + + + + + A + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + A + + + M + M + + A + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small | + + + + + A + + + + + + + + A + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + A + + + + + + + + A + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + A + + + M + + + + A + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + A + + + A + + + + A + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | | 1 | Hemorrhage | | 1 4.0| Hepatodiaphragmatic Nodule | X | 2 | Leukocytosis | | 2 | Mineralization | | 1 2.0| Necrosis, Coagulative | 2 3 4 | 5 2.8| Pigmentation, Hematoidin | | 1 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + + + + + + + | 43 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Acinus, Atrophy | | 1 1.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | 2 2 1 2 1 2 1 2 | 20 1.6| Hyperkeratosis | 2 | 4 2.5| Inflammation, Chronic Active | 2 | 2 2.5| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia | 3 | 2 3.5| Inflammation, Chronic Active | 2 | 4 3.5| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + +| 47 | Mesenteric Artery, Inflammation, | | | Chronic Active | 3 | 1 3.0| Mesenteric Artery, Necrosis, | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 30 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 2| 4| 7| 6| 5| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 7| 6| 7| 7| 4| | DAY ON TEST | 3| 3| 3| 3| 9| 6| 3| 7| 8| 8| 7| 3| 3| 3| 3| 3| 3| 3| 3| 9| 3| 8| 3| 3| 3| | | 2| 1| 1| 3| 7| 4| 3| 3| 9| 2| 5| 1| 2| 2| 8| 3| 3| 3| 2| 9| 2| 3| 3| 3| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ CARDIOVASCULAR SYSTEM - cont | | | | | | Fibrinoid | 4 | 1 4.0| Pulmonary Artery, Inflammation, | | | Chronic Active | 3 | 1 3.0| Pulmonary Artery, Necrosis, Fibrinoid| 3 | 1 3.0| Renal Artery, Inflammation, Chronic | | | Active | 3 | 1 3.0| Renal Artery, Necrosis, Fibrinoid | 4 | 1 4.0| Renal Artery, Thrombosis | X | 1 | Thoracic, Inflammation, Chronic | | | Active | 2 | 1 2.0| Thoracic, Necrosis, Fibrinoid | 4 | 1 4.0| __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Mineralization | 2 | 1 2.0| Atrium, Thrombosis | X | 1 | Coronary Artery, Inflammation, | | | Chronic Active | 3 | 1 3.0| Coronary Artery, Necrosis, Fibrinoid | 3 | 1 3.0| Valve, Bacterium | | 1 | Valve, Thrombosis | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + +| 48 | Accessory Adrenal Cortical Nodule | | 1 | Hyperplasia | 2 2 | 2 2.0| Hypertrophy | 2 | 3 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | 2 2 | 3 2.3| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + M + M + + M + + M M M + M + + + M + + + + M + M| 31 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Pars Distalis, Cyst | | 2 | Pars Distalis, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 3 | 1 3.0| Necrosis, Fibrinoid | 3 | 1 3.0| Follicular Cell, Hyperplasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY 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 31 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 2| 4| 7| 6| 5| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 7| 6| 7| 7| 4| | DAY ON TEST | 3| 3| 3| 3| 9| 6| 3| 7| 8| 8| 7| 3| 3| 3| 3| 3| 3| 3| 3| 9| 3| 8| 3| 3| 3| | | 2| 1| 1| 3| 7| 4| 3| 3| 9| 2| 5| 1| 2| 2| 8| 3| 3| 3| 2| 9| 2| 3| 3| 3| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENERAL BODY SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Tissue NOS | M | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + + + + + + + + + + + + + + + | 26 | __________________________________________________________________________|____________| Ductus Deferens | + + + + + + + + + + + + | 23 | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | + + | 3 | Mineralization | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + | 3 | Inflammation, Chronic Active | 4 4 | 3 3.7| __________________________________________________________________________|____________| Prostate | + + + + + M + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic Active | 2 4 4 3| 4 3.3| Artery, Necrosis, Fibrinoid | 3 | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + | 29 | Dilatation | 4 3 3 | 5 3.6| Inflammation, Chronic Active | 2 2 | 2 2.0| Inflammation, Suppurative | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Interstitial Cell, Hyperplasia | 3 | 1 3.0| Seminiferous Tubule, Atrophy | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 3 | Neutrophilia | | 1 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Femoral, Hyperplasia | | 2 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mandibular, Hyperplasia, Lymphoid | | 1 3.0| Mandibular, Hyperplasia, Plasma Cell | | 1 4.0| Mandibular, Inflammation, Suppurative| | 1 2.0| Mandibular, Necrosis | 2 | 1 2.0| Mediastinal, Inflammation, | | | Suppurative | 2 | 2 2.5| __________________________________________________________________________|____________| Lymph Node, Mesenteric | M M + + M M M M + M M + M + + + + M M M M M + + M| 19 | Angiectasis | 2 2 2 3 2 2 | 10 2.1| Hematopoietic Cell Proliferation | 1 3 4 3 2 3 2 | 11 2.6| Hyperplasia, Lymphoid | 4 | 1 4.0| Hyperplasia, Reticulum Cell | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 32 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 2| 4| 7| 6| 5| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 7| 6| 7| 7| 4| | DAY ON TEST | 3| 3| 3| 3| 9| 6| 3| 7| 8| 8| 7| 3| 3| 3| 3| 3| 3| 3| 3| 9| 3| 8| 3| 3| 3| | | 2| 1| 1| 3| 7| 4| 3| 3| 9| 2| 5| 1| 2| 2| 8| 3| 3| 3| 2| 9| 2| 3| 3| 3| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Depletion Lymphoid | 3 2 | 2 2.5| Hematopoietic Cell Proliferation | 4 3 3 2 4 3| 11 3.5| Necrosis | 2 | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + M + + M M + M + + M M + + M + M + + + M| 36 | Cyst | X X | 3 | Necrosis | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M + M M M M M M M M M M M M M M M| 1 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | 2 2 | 3 2.3| Alopecia | X | 1 | Fibrosis | | 1 3.0| Hyperkeratosis | 2 | 2 2.0| Inflammation, Chronic Active | 3 2 3 3 4 4 | 7 3.3| Inflammation, Suppurative | 2 | 1 2.0| Necrosis, Coagulative | 4 | 1 4.0| Lymphatic, Ectasia | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Joint, Femur, Tibia, Metaplasia, | | | Osseous | | 1 4.0| Joint, Tarsal, Metaplasia, Osseous | 4 4 4 4 4 4 4 4 4 4 4 4 4 | 24 4.0| __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Acute | 2 | 1 2.0| Inflammation, Chronic Active | 3 | 1 3.0| Artery, Cerebrum, Necrosis, Fibrinoid| 3 | 1 3.0| __________________________________________________________________________|____________| Peripheral Nerve | + + + + M + + + + M + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + M + + + + + + + + + + + + + + +| 48 | White Matter, Degeneration | 2 1 | 2 1.5| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Larynx | | 1 | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemorrhage, Acute | 2 | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 33 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 2| 4| 7| 6| 5| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 7| 6| 7| 7| 4| | DAY ON TEST | 3| 3| 3| 3| 9| 6| 3| 7| 8| 8| 7| 3| 3| 3| 3| 3| 3| 3| 3| 9| 3| 8| 3| 3| 3| | | 2| 1| 1| 3| 7| 4| 3| 3| 9| 2| 5| 1| 2| 2| 8| 3| 3| 3| 2| 9| 2| 3| 3| 3| 2| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| A | VEHICLE | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | CONTROL | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Inflammation, Chronic | 2 3 2 2 | 8 2.1| Leukocytosis | | 1 | Alveolar Epithelium, Hyperplasia | 2 1 3 2 2 | 10 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 1 2 | 3 1.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + | 1 | __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | | 1 1.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | 3 | 1 3.0| Hydronephrosis | 3 | 1 3.0| Infarct | 3 | 2 3.0| Inflammation, Suppurative | 2 2 | 3 2.3| Nephropathy, Chronic | 1 1 1 1 1 1 3 1 4 1 1 | 21 1.4| Artery, Inflammation, Chronic Active | 3 3 | 2 3.0| Artery, Necrosis, Fibrinoid | 2 4 | 2 3.0| __________________________________________________________________________|____________| Ureter | + + + + + + + + + + + + + + + + + + + + +| 39 | Inflammation, Chronic Active | 3 | 1 3.0| Inflammation, Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Urethra | + + + + + + + + + + + + + + + + + +| 30 | Concretion | 2 4 | 2 3.0| Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + M + + + + + + + +| 49 | Dilatation | 2 3 2| 3 2.3| Inflammation, Chronic Active | 2 4 | 2 3.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 34 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 1| 1| 1| 0| 7| 7| 2| 1| 7| 1| 6| 7| 6| 5| 7| 4| 7| 7| 4| 6| 7| 7| 7| DAY ON TEST | 0| 8| 3| 1| 1| 5| 3| 3| 0| 2| 3| 6| 0| 2| 8| 0| 3| 1| 3| 3| 6| 1| 3| 3| 3| | 8| 7| 5| 7| 2| 0| 1| 2| 1| 6| 2| 5| 0| 7| 6| 2| 1| 5| 1| 3| 0| 1| 3| 1| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + | __________________________________________________________________________| Gallbladder | A M + + + A + + + A A A | __________________________________________________________________________| Intestine Large | + + + + + + + + + A + A | __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + A + A | __________________________________________________________________________| Intestine Large, Colon | + + + M + + + + + A + A | __________________________________________________________________________| Intestine Large, Rectum | M M + M A + + + + A + A | __________________________________________________________________________| Intestine Small | + + + + + + + + + A + A | __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + A + A | __________________________________________________________________________| Intestine Small, Ileum | A + + + + + + + + A + A | __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + A + A | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hematopoietic Cell Proliferation | 2 | Inflammation, Necrotizing | | Necrosis, Coagulative | | __________________________________________________________________________| Mesentery | + + + + + + + + + + | __________________________________________________________________________| Pancreas | + + + + + + + + + + A + + | Cyst | | Necrosis, Coagulative | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 1 2 2 2 2 2 1 1 2 1 3 2 2| Hyperkeratosis | 1 | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + | Cyst | | __________________________________________________________________________| Tongue | M | __________________________________________________________________________| Tooth | + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + | __________________________________________________________________________| Heart | + + + + + + + + + + + + | Valve, Bacterium | X | Valve, Inflammation, Suppurative | 3 | Valve, Thrombosis | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + | __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + | Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + M + + + + | Hyperplasia | 3 | _____________________________________________________________________________________________________________________| Page 35 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 1| 1| 1| 0| 7| 7| 2| 1| 7| 1| 6| 7| 6| 5| 7| 4| 7| 7| 4| 6| 7| 7| 7| DAY ON TEST | 0| 8| 3| 1| 1| 5| 3| 3| 0| 2| 3| 6| 0| 2| 8| 0| 3| 1| 3| 3| 6| 1| 3| 3| 3| | 8| 7| 5| 7| 2| 0| 1| 2| 1| 6| 2| 5| 0| 7| 6| 2| 1| 5| 1| 3| 0| 1| 3| 1| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + A + + | __________________________________________________________________________| Parathyroid Gland | + M + M M M + + + I + + | __________________________________________________________________________| Pituitary Gland | + + + + + + M M + M + + | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + | Ultimobranchial Cyst | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + | Inflammation, Chronic Active | | __________________________________________________________________________| Penis | + + | Inflammation, Chronic Active | 3 | __________________________________________________________________________| Preputial Gland | + + + + + + + | Inflammation, Chronic Active | | Duct, Ectasia | 3 | Lymphatic, Ectasia | 3 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + | Inflammation, Chronic Active | 4 4 1 | __________________________________________________________________________| Seminal Vesicle | + M + M + + + + + M + + + + | Dilatation | | Inflammation, Chronic Active | 2 | __________________________________________________________________________| Testes | + + + + + + + + + + + + | Mineralization | 1 | Interstitial Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | | Neutrophilia | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + | Femoral, Hyperplasia | 4 | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | | Lumbar, Hyperplasia, Plasma Cell | 3 | Mandibular, Hematopoietic Cell | | Proliferation | 3 | Mandibular, Hyperplasia | | Renal, Hematopoietic Cell | | Proliferation | | __________________________________________________________________________| Lymph Node, Mesenteric | M M M M + M A + M + + M M + + M M + +| Angiectasis | 2 4 2 2| _____________________________________________________________________________________________________________________| Page 36 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 1| 1| 1| 0| 7| 7| 2| 1| 7| 1| 6| 7| 6| 5| 7| 4| 7| 7| 4| 6| 7| 7| 7| DAY ON TEST | 0| 8| 3| 1| 1| 5| 3| 3| 0| 2| 3| 6| 0| 2| 8| 0| 3| 1| 3| 3| 6| 1| 3| 3| 3| | 8| 7| 5| 7| 2| 0| 1| 2| 1| 6| 2| 5| 0| 7| 6| 2| 1| 5| 1| 3| 0| 1| 3| 1| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hematopoietic Cell Proliferation | 3 3 3 3 2| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + | Hematopoietic Cell Proliferation | 3 4 4 4 3 | Necrosis | 2 | __________________________________________________________________________| Thymus | M + + + + + + + + + + M | Necrosis | 3 4 4 3 3 | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + | Abscess | 3 3 | Inflammation, Chronic Active | 4 4 3 3 3 4 | Inflammation, Suppurative | 2 | Metaplasia, Osseous | | Prepuce, Concretion | 4 | Prepuce, Dilatation | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + | Joint, Femur, Tibia, Metaplasia, | | Osseous | | Joint, Tarsal, Metaplasia, Osseous | 3 3 4 3 3 4 3 4 | Sternum, Developmental Malformation | | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + | __________________________________________________________________________| Peripheral Nerve | + + + M M + + M + + + M M + + + + + + + + + M + +| Sciatic, Degeneration | 2 | __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 2 2 | Leukocytosis | X | Alveolar Epithelium, Hyperplasia | 2 2 2 2 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + | Foreign Body | 2 | Granuloma | 2 | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 7| 6| 1| 1| 1| 0| 7| 7| 2| 1| 7| 1| 6| 7| 6| 5| 7| 4| 7| 7| 4| 6| 7| 7| 7| DAY ON TEST | 0| 8| 3| 1| 1| 5| 3| 3| 0| 2| 3| 6| 0| 2| 8| 0| 3| 1| 3| 3| 6| 1| 3| 3| 3| | 8| 7| 5| 7| 2| 0| 1| 2| 1| 6| 2| 5| 0| 7| 6| 2| 1| 5| 1| 3| 0| 1| 3| 1| 3| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 25 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Eye | | Lens, Cataract | | Retina, Atrophy | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + | Bacterium | X | Hydronephrosis | 3 | Infarct | 2 3 | Inflammation, Suppurative | 4 1 2 | Mineralization | 2 1 | Nephropathy, Chronic | 1 1 2 | __________________________________________________________________________| Ureter | + + + + + + + + | __________________________________________________________________________| Urethra | + + + + + + + | Concretion | 4 4 4 | Inflammation, Chronic Active | 4 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + M + + +| Dilatation | 3 3 3 3 2| Inflammation, Chronic Active | 2 | _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 4| 6| 6| 7| 7| 4| 2| 7| 7| 7| 7| 6| 7| 4| 7| 7| 6| 7| 7| 5| 7| 6| | DAY ON TEST | 8| 8| 9| 8| 1| 5| 3| 3| 3| 2| 3| 3| 3| 3| 9| 1| 5| 3| 3| 3| 3| 3| 0| 3| 3| | | 3| 4| 0| 5| 7| 2| 1| 2| 2| 1| 2| 1| 1| 3| 1| 1| 5| 1| 3| 4| 2| 1| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + +| 20 | __________________________________________________________________________|____________| Gallbladder | M + + A + + + +| 12 | __________________________________________________________________________|____________| Intestine Large | + + + A + + + +| 17 | __________________________________________________________________________|____________| Intestine Large, Cecum | A A + M + + + +| 15 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + A + + + +| 16 | __________________________________________________________________________|____________| Intestine Large, Rectum | A + + A + + M +| 11 | __________________________________________________________________________|____________| Intestine Small | A + + A + + + + +| 17 | __________________________________________________________________________|____________| Intestine Small, Duodenum | A + + A + + + +| 16 | __________________________________________________________________________|____________| Intestine Small, Ileum | A A + A + + + +| 14 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A M + A + + + + +| 16 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | Hematopoietic Cell Proliferation | 3 | 2 2.5| Inflammation, Necrotizing | 2 | 1 2.0| Necrosis, Coagulative | 3 2 2 | 3 2.3| __________________________________________________________________________|____________| Mesentery | + + + + + + + +| 18 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + +| 21 | Cyst | X | 1 | Necrosis, Coagulative | 2 | 1 2.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + +| 20 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Stomach | + + + + + A + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + A + + + + + + + + + + + + + + + + + + +| 49 | Acanthosis | 2 1 1 2 2 2 2 1 1 2| 23 1.7| Hyperkeratosis | | 1 1.0| Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | A + + + + + + + +| 20 | Cyst | X | 1 | __________________________________________________________________________|____________| Tongue | | | __________________________________________________________________________|____________| Tooth | + + + + + + + +| 20 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + +| 19 | __________________________________________________________________________|____________| Heart | + + + + + + + +| 20 | Valve, Bacterium | X | 2 | Valve, Inflammation, Suppurative | 4 | 2 3.5| Valve, Thrombosis | X | 2 | _____________________________________________________________________________________________________________________| | ENDOCRINE 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 39 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 4| 6| 6| 7| 7| 4| 2| 7| 7| 7| 7| 6| 7| 4| 7| 7| 6| 7| 7| 5| 7| 6| | DAY ON TEST | 8| 8| 9| 8| 1| 5| 3| 3| 3| 2| 3| 3| 3| 3| 9| 1| 5| 3| 3| 3| 3| 3| 0| 3| 3| | | 3| 4| 0| 5| 7| 2| 1| 2| 2| 1| 2| 1| 1| 3| 1| 1| 5| 1| 3| 4| 2| 1| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ENDOCRINE SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + +| 21 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + +| 21 | Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + +| 20 | Hyperplasia | | 1 3.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + +| 19 | __________________________________________________________________________|____________| Parathyroid Gland | + M + M M + + +| 12 | __________________________________________________________________________|____________| Pituitary Gland | I + + M + M + + M| 14 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + +| 20 | Ultimobranchial Cyst | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + + + + + + +| 18 | __________________________________________________________________________|____________| Ductus Deferens | + + + + +| 16 | __________________________________________________________________________|____________| Epididymis | + + + + + + + +| 20 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Penis | | 2 | Inflammation, Chronic Active | | 1 3.0| __________________________________________________________________________|____________| Preputial Gland | + + | 9 | Inflammation, Chronic Active | 4 | 1 4.0| Duct, Ectasia | | 1 3.0| Lymphatic, Ectasia | | 1 3.0| __________________________________________________________________________|____________| Prostate | + + + + + + + +| 20 | Inflammation, Chronic Active | | 3 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + +| 18 | Dilatation | 4 | 1 4.0| Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + +| 20 | Mineralization | | 1 1.0| Interstitial Cell, Hyperplasia | | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + + | 2 | Neutrophilia | X X | 2 | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + +| 20 | Femoral, Hyperplasia | 4 4 | 3 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 40 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 4| 6| 6| 7| 7| 4| 2| 7| 7| 7| 7| 6| 7| 4| 7| 7| 6| 7| 7| 5| 7| 6| | DAY ON TEST | 8| 8| 9| 8| 1| 5| 3| 3| 3| 2| 3| 3| 3| 3| 9| 1| 5| 3| 3| 3| 3| 3| 0| 3| 3| | | 3| 4| 0| 5| 7| 2| 1| 2| 2| 1| 2| 1| 1| 3| 1| 1| 5| 1| 3| 4| 2| 1| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + +| 32 | Hematopoietic Cell Proliferation | 3 | 1 3.0| Lumbar, Hyperplasia, Plasma Cell | | 1 3.0| Mandibular, Hematopoietic Cell | | | Proliferation | | 1 3.0| Mandibular, Hyperplasia | 2 | 1 2.0| Renal, Hematopoietic Cell | | | Proliferation | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | M + + + M + + + M + + +| 17 | Angiectasis | 2 2 3 2 3 4| 10 2.6| Hematopoietic Cell Proliferation | 2 2 3 3 2 2| 11 2.5| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + +| 26 | Hematopoietic Cell Proliferation | 3 4 3 3 3 4 4 3 | 13 3.5| Necrosis | | 1 2.0| __________________________________________________________________________|____________| Thymus | M M M + + + M M| 13 | Necrosis | 4 | 6 3.5| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M| | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + +| 33 | Abscess | | 2 3.0| Inflammation, Chronic Active | 4 2 2 | 9 3.2| Inflammation, Suppurative | | 1 2.0| Metaplasia, Osseous | 3 | 1 3.0| Prepuce, Concretion | | 1 4.0| Prepuce, Dilatation | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + +| 34 | Joint, Femur, Tibia, Metaplasia, | | | Osseous | 3 | 1 3.0| Joint, Tarsal, Metaplasia, Osseous | 4 4 4 2 4 4 4 4 | 16 3.6| Sternum, Developmental Malformation | X | 1 | __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + +| 24 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + +| 20 | __________________________________________________________________________|____________| Peripheral Nerve | M + + + M + + + M + + + + + + M + + + + + + + + M| 39 | Sciatic, Degeneration | | 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 41 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 6| 6| 6| 4| 6| 6| 7| 7| 4| 2| 7| 7| 7| 7| 6| 7| 4| 7| 7| 6| 7| 7| 5| 7| 6| | DAY ON TEST | 8| 8| 9| 8| 1| 5| 3| 3| 3| 2| 3| 3| 3| 3| 9| 1| 5| 3| 3| 3| 3| 3| 0| 3| 3| | | 3| 4| 0| 5| 7| 2| 1| 2| 2| 1| 2| 1| 1| 3| 1| 1| 5| 1| 3| 4| 2| 1| 1| 1| 4| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 25 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ NERVOUS SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Spinal Cord | + + + + + + + +| 20 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 2 3 2 2 1 2 1 1 2 | 12 1.8| Leukocytosis | | 1 | Alveolar Epithelium, Hyperplasia | 2 1 2 2 2 2 2 1 1 2 | 17 1.8| __________________________________________________________________________|____________| Nose | + + + + + + + +| 20 | Foreign Body | | 1 2.0| Granuloma | | 1 2.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | | 1 2.0| __________________________________________________________________________|____________| Trachea | + + + + + + + +| 20 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 1 | __________________________________________________________________________|____________| Eye | + + | 2 | Lens, Cataract | 3 3 | 2 3.0| Retina, Atrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + +| 22 | Bacterium | | 1 | Hydronephrosis | | 1 3.0| Infarct | 4 | 3 3.0| Inflammation, Suppurative | | 3 2.3| Mineralization | 1 | 3 1.3| Nephropathy, Chronic | 2 | 4 1.5| __________________________________________________________________________|____________| Ureter | + + + + + + +| 15 | __________________________________________________________________________|____________| Urethra | + | 8 | Concretion | 3 | 4 3.8| Inflammation, Chronic Active | | 2 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + +| 21 | Dilatation | 4 4 3 | 8 3.1| Inflammation, Chronic Active | | 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 42 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 7| 3| 5| 7| 6| 4| 5| 6| 7| 6| 7| 5| 4| 5| 7| 7| 6| 7| 6| 5| 7| 4| DAY ON TEST | 4| 4| 2| 3| 6| 0| 3| 9| 7| 0| 5| 3| 9| 3| 4| 7| 8| 3| 3| 6| 3| 2| 6| 3| 8| | 4| 5| 9| 1| 6| 1| 3| 0| 8| 2| 4| 3| 1| 1| 8| 6| 2| 3| 3| 7| 3| 6| 9| 3| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| ALIMENTARY SYSTEM | | | | __________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + M + M + + + + + +| __________________________________________________________________________| Gallbladder | A + A + A + + + A M A + + + A + A + + + + A A + A| Inflammation, Chronic Active | 2 | __________________________________________________________________________| Intestine Large | + + + + + + + + A + + + + + A + + + + + + + A + +| __________________________________________________________________________| Intestine Large, Cecum | A + + + A + + + A + + + + A + A + + + + + A + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + A + + + + A + + + + + + + A + +| Parasite Metazoan | X | __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + A + + + + A + + + + + + + A + +| Parasite Metazoan | | __________________________________________________________________________| Intestine Small | + + + + + + + + A + + + + + A + + + + + + + A + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + A + + + + A + + + + + + + A +| __________________________________________________________________________| Intestine Small, Ileum | A + + + A + + + A + + + + A + + + + + + + A +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + A + + + A + + + + A + + + + + + + A +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Clear Cell Focus | X | Hematopoietic Cell Proliferation | 2 | Inflammation, Chronic | 3 | Leukocytosis | X X | Necrosis, Coagulative | 2 2 3 3 2 3| Vacuolization Cytoplasmic | 2 2 | __________________________________________________________________________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | 2 | Necrosis | | __________________________________________________________________________| Pancreas | + + + + + + + + A + + + + + A + + + + + + + + + +| Inflammation, Chronic Active | 2 | Necrosis, Coagulative | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis, Coagulative | | __________________________________________________________________________| Stomach | A + + + + + + + A + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | A + + + + + + + A + + + + + + + + + + + + + + + +| Acanthosis | 1 2 2 1 2 2 1 4 1 4 1 1| Acanthosis, Multiple | | Hyperkeratosis | 3 1 1 | __________________________________________________________________________| Stomach, Glandular | A + + + + + + + A + + + + A + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| Dysplasia | 4 4 4 3 | Foreign Body | 1 | Inflammation, Chronic Active | 3 2 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Cardiomyopathy, Chronic | 2 2 | _____________________________________________________________________________________________________________________| Page 43 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 7| 3| 5| 7| 6| 4| 5| 6| 7| 6| 7| 5| 4| 5| 7| 7| 6| 7| 6| 5| 7| 4| DAY ON TEST | 4| 4| 2| 3| 6| 0| 3| 9| 7| 0| 5| 3| 9| 3| 4| 7| 8| 3| 3| 6| 3| 2| 6| 3| 8| | 4| 5| 9| 1| 6| 1| 3| 0| 8| 2| 4| 3| 1| 1| 8| 6| 2| 3| 3| 7| 3| 6| 9| 3| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | Inflammation, Suppurative | 2 3| Valve, Bacterium | X X X X| Valve, Thrombosis | X X X X| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | X X | Hyperplasia | 2 | Hypertrophy | 2 2 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + A + + + + + A + + + + + + + + + +| Hyperplasia | 3 | __________________________________________________________________________| Parathyroid Gland | + + + + M + + + A + + M M M + + M M M M + + + + +| __________________________________________________________________________| Pituitary Gland | M + + + + + + + A + + + + + M + + + + + M + M + M| Pars Distalis, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| Follicular Cell, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | __________________________________________________________________________| Tissue NOS | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + + +| Dilatation | 2 | Inflammation, Suppurative | | __________________________________________________________________________| Ductus Deferens | + + + + + + + + + + + + + +| __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Penis | | Inflammation, Chronic Active | | __________________________________________________________________________| Preputial Gland | + + | Inflammation, Chronic Active | 4 | Lymphatic, Ectasia | 4 | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | __________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + +| Dilatation | 4 4 | Inflammation, Chronic Active | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Femoral, Hyperplasia | 4 4 4 | _____________________________________________________________________________________________________________________| Page 44 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 7| 3| 5| 7| 6| 4| 5| 6| 7| 6| 7| 5| 4| 5| 7| 7| 6| 7| 6| 5| 7| 4| DAY ON TEST | 4| 4| 2| 3| 6| 0| 3| 9| 7| 0| 5| 3| 9| 3| 4| 7| 8| 3| 3| 6| 3| 2| 6| 3| 8| | 4| 5| 9| 1| 6| 1| 3| 0| 8| 2| 4| 3| 1| 1| 8| 6| 2| 3| 3| 7| 3| 6| 9| 3| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Axillary, Hemorrhage, Acute | 3 | Axillary, Hyperplasia, Lymphoid | 3 | Mandibular, Hyperplasia, Lymphoid | | Mandibular, Hyperplasia, Plasma Cell | 3 | __________________________________________________________________________| Lymph Node, Mesenteric | M M + + M + M + M + M + M + M M M M + M M + + M M| Angiectasis | 3 2 2 4 2 2 | Hematopoietic Cell Proliferation | 2 3 | Hyperplasia, Lymphoid | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis | | Hematopoietic Cell Proliferation | 2 3 3 3 3 2 2 3 3 2 4 2 2 3 2 4 3 3| Infarct | 3 | __________________________________________________________________________| Thymus | + M + + + + + + A M M + + + + + M + + + M + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M + M M M M M M M M M M M M M M M M M M +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Acanthosis | 2 | Edema | 3 | Fibrosis | 3 | Hyperkeratosis | 2 | Inflammation, Chronic Active | 3 3 3 | Inflammation, Suppurative | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Joint, Tarsal, Metaplasia, Osseous | 4 4 4 4 4 4 | __________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Peripheral Nerve | + + + + M M + + + + + + + + + + + M M + + + + + +| Sciatic, Degeneration | 2 1 1 | __________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| White Matter, Degeneration | 2 | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Acute | 3 | Inflammation, Chronic | 2 2 2 1 1 2 3 2 2 3 | Leukocytosis | X | Alveolar Epithelium, Hyperplasia | 2 2 2 1 2 2 3 2 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 45 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 _____________________________________________________________________________________________________________________ | 4| 6| 7| 7| 3| 5| 7| 6| 4| 5| 6| 7| 6| 7| 5| 4| 5| 7| 7| 6| 7| 6| 5| 7| 4| DAY ON TEST | 4| 4| 2| 3| 6| 0| 3| 9| 7| 0| 5| 3| 9| 3| 4| 7| 8| 3| 3| 6| 3| 2| 6| 3| 8| | 4| 5| 9| 1| 6| 1| 3| 0| 8| 2| 4| 3| 1| 1| 8| 6| 2| 3| 3| 7| 3| 6| 9| 3| 6| _____________________________________________________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 50 MG/KG | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Inflammation, Chronic Active | | Nasolacrimal Duct, Inflammation, | | Suppurative | 2 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + M + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Eye | | Cornea, Inflammation, Chronic Active | | Lens, Cataract | | __________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 1 | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Cyst | | Infarct | 3 4 4 3 3 | Inflammation, Suppurative | 3 | Mineralization | 2 2 2 | Nephropathy, Chronic | 1 1 3 1 1 2 2 2 2 | Thrombosis | | __________________________________________________________________________| Ureter | + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Urethra | + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic Active | | Inflammation, Suppurative | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + A + + + + + + + + + +| Dilatation | 3 4 | _____________________________________________________________________________________________________________________| Page 46 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 1| 6| 6| 7| 5| 4| 7| 7| 7| 7| 7| 7| 6| 4| 2| 7| 7| 6| 7| 6| 5| 7| 7| 7| 7| | DAY ON TEST | 8| 4| 4| 3| 8| 8| 3| 2| 3| 3| 3| 3| 8| 7| 5| 3| 3| 7| 3| 6| 2| 3| 3| 3| 3| | | 1| 7| 5| 1| 9| 5| 1| 9| 2| 1| 2| 1| 7| 6| 7| 2| 3| 0| 2| 8| 8| 3| 2| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Gallbladder | + + + + + A + A + + + + A A A + + + + + M + + + +| 33 | Inflammation, Chronic Active | | 1 2.0| __________________________________________________________________________|____________| Intestine Large | + + + + + A + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Large, Cecum | M + + + + A + A + + + + + M A + + + + + + + + +| 37 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + A + M + + + + + + + + + + + + + + + +| 43 | Parasite Metazoan | | 1 | __________________________________________________________________________|____________| Intestine Large, Rectum | M + + + + A + A + + + + + + + + + + + + + + + +| 42 | Parasite Metazoan | X| 1 | __________________________________________________________________________|____________| Intestine Small | A + + + + A + + + + + + + + A + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small, Duodenum | A + + + + A + A + + + + + + A + + + + + + + + +| 40 | __________________________________________________________________________|____________| Intestine Small, Ileum | A + + + + A + A + + + M + + A + + + + + + + + +| 37 | __________________________________________________________________________|____________| Intestine Small, Jejunum | A + + + + A + + + + + + + + A + + + + + + + + +| 40 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Clear Cell Focus | | 1 | Hematopoietic Cell Proliferation | | 1 2.0| Inflammation, Chronic | | 1 3.0| Leukocytosis | X | 3 | Necrosis, Coagulative | 2 3 | 8 2.5| Vacuolization Cytoplasmic | | 2 2.0| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic Active | 3 2 | 3 2.3| Necrosis | 4 | 1 4.0| __________________________________________________________________________|____________| Pancreas | + + + + + A + + + + + + + + + + + + + + + + + + +| 47 | Inflammation, Chronic Active | | 1 2.0| Necrosis, Coagulative | 4 | 1 4.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis, Coagulative | 4 | 1 4.0| __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Acanthosis | 1 2 2 1 1 1 1 1 2 3 1 2 2 1| 26 1.7| Acanthosis, Multiple | 4 | 1 4.0| Hyperkeratosis | 3 3 1 2 2 | 8 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + A + + + + + + + + + +| 45 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________|____________| Tooth | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Dysplasia | 3 3 2 4 | 8 3.4| Foreign Body | | 1 1.0| Inflammation, Chronic Active | | 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 47 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 1| 6| 6| 7| 5| 4| 7| 7| 7| 7| 7| 7| 6| 4| 2| 7| 7| 6| 7| 6| 5| 7| 7| 7| 7| | DAY ON TEST | 8| 4| 4| 3| 8| 8| 3| 2| 3| 3| 3| 3| 8| 7| 5| 3| 3| 7| 3| 6| 2| 3| 3| 3| 3| | | 1| 7| 5| 1| 9| 5| 1| 9| 2| 1| 2| 1| 7| 6| 7| 2| 3| 0| 2| 8| 8| 3| 2| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ ALIMENTARY SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + +| 34 | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cardiomyopathy, Chronic | 2 2 | 4 2.0| Inflammation, Suppurative | | 2 2.5| Valve, Bacterium | | 4 | Valve, Thrombosis | X | 5 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Accessory Adrenal Cortical Nodule | | 2 | Hyperplasia | | 1 2.0| Hypertrophy | 2 3 | 5 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 2 | 5 2.2| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + A + + + + + + + + + + + + + + + + + + +| 47 | Hyperplasia | 2 | 2 2.5| __________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + + + + + + + + + + M M + + + + + +| 38 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + M M + + + + + + + + + +| 42 | Pars Distalis, Cyst | X X | 2 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Follicular Cell, Hyperplasia | 1 1 2 2 | 5 1.6| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | __________________________________________________________________________|____________| Tissue NOS | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | + + + + + + + + + + + + + + + + + + + + + + + | 46 | Dilatation | 4 | 2 3.0| Inflammation, Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Ductus Deferens | + + + + + + + + + + + + + + | 28 | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Penis | + + + + | 4 | Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Preputial Gland | + + + + | 6 | Inflammation, Chronic Active | 3 3 2 | 4 3.0| Lymphatic, Ectasia | | 1 4.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 48 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 1| 6| 6| 7| 5| 4| 7| 7| 7| 7| 7| 7| 6| 4| 2| 7| 7| 6| 7| 6| 5| 7| 7| 7| 7| | DAY ON TEST | 8| 4| 4| 3| 8| 8| 3| 2| 3| 3| 3| 3| 8| 7| 5| 3| 3| 7| 3| 6| 2| 3| 3| 3| 3| | | 1| 7| 5| 1| 9| 5| 1| 9| 2| 1| 2| 1| 7| 6| 7| 2| 3| 0| 2| 8| 8| 3| 2| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ GENITAL SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + | 36 | Dilatation | 2 2 | 4 3.0| Inflammation, Chronic Active | 4 | 1 4.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Femoral, Hyperplasia | 4 4 4 | 6 4.0| __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Axillary, Hemorrhage, Acute | | 1 3.0| Axillary, Hyperplasia, Lymphoid | | 1 3.0| Mandibular, Hyperplasia, Lymphoid | 2 | 1 2.0| Mandibular, Hyperplasia, Plasma Cell | 3 3 | 3 3.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | M + M M + M M M M M + M + M + + + + + + M + + + +| 24 | Angiectasis | 3 3 3 3 2 2 4 2 | 14 2.6| Hematopoietic Cell Proliferation | 3 2 2 2 2 2 3 4 | 10 2.5| Hyperplasia, Lymphoid | 2 | 1 2.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis | 3 | 1 3.0| Hematopoietic Cell Proliferation | 3 3 2 3 2 2 3 2 2 3 3 3 2 2 4 3 2 4 2 3| 38 2.7| Infarct | 4 | 2 3.5| __________________________________________________________________________|____________| Thymus | M + + M + M + + + + + + + + + + + + + M + + + + M| 39 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M + M M| 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Acanthosis | | 1 2.0| Edema | | 1 3.0| Fibrosis | 2 | 2 2.5| Hyperkeratosis | | 1 2.0| Inflammation, Chronic Active | 4 2 4| 6 3.2| Inflammation, Suppurative | 3 2 | 2 2.5| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Joint, Tarsal, Metaplasia, Osseous | 4 4 3 4 4| 11 3.9| __________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 49 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 1| 6| 6| 7| 5| 4| 7| 7| 7| 7| 7| 7| 6| 4| 2| 7| 7| 6| 7| 6| 5| 7| 7| 7| 7| | DAY ON TEST | 8| 4| 4| 3| 8| 8| 3| 2| 3| 3| 3| 3| 8| 7| 5| 3| 3| 7| 3| 6| 2| 3| 3| 3| 3| | | 1| 7| 5| 1| 9| 5| 1| 9| 2| 1| 2| 1| 7| 6| 7| 2| 3| 0| 2| 8| 8| 3| 2| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ MUSCULOSKELETAL SYSTEM - cont | | | | | | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Peripheral Nerve | M + + + + + + + + + + + + + + M + + + + M + + + +| 43 | Sciatic, Degeneration | | 3 1.3| __________________________________________________________________________|____________| Spinal Cord | M + + + + + + + + + + + + + + + + + + + + + + + +| 49 | White Matter, Degeneration | 1 1 | 3 1.3| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage, Acute | 2 | 2 2.5| Inflammation, Chronic | 1 3 2 2 1 2 3 2 1 4| 20 2.1| Leukocytosis | | 1 | Alveolar Epithelium, Hyperplasia | 1 2 2 2 2 3 3 2 2 | 19 2.1| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic Active | 3 | 1 3.0| Nasolacrimal Duct, Inflammation, | | | Suppurative | 3 3 | 3 2.7| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Eye | + + + + | 4 | Cornea, Inflammation, Chronic Active | 4 | 1 4.0| Lens, Cataract | 3 | 1 3.0| __________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 1 | 2 1.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 | 1 4.0| Cyst | X | 1 | Infarct | 2 2 4 | 8 3.1| Inflammation, Suppurative | | 1 3.0| Mineralization | 2 1 1 1 1 | 8 1.5| Nephropathy, Chronic | 2 2 1 2 2 2 2 2 1 2 2 2 2| 22 1.8| Thrombosis | X | 1 | __________________________________________________________________________|____________| Ureter | + + + + + + + + + + + + + + + + + + + +| 38 | __________________________________________________________________________|____________| Urethra | + + + + + + + + + + + + + + + +| 35 | Inflammation, Chronic Active | 2 | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 50 NTP Experiment-Test: 05024-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC N-METHYLOLACRYLAMIDE Date: 05/05/97 Route: GAVAGE Time: 13:02:46 __________________________________________________________________________________________________________________________________ | 1| 6| 6| 7| 5| 4| 7| 7| 7| 7| 7| 7| 6| 4| 2| 7| 7| 6| 7| 6| 5| 7| 7| 7| 7| | DAY ON TEST | 8| 4| 4| 3| 8| 8| 3| 2| 3| 3| 3| 3| 8| 7| 5| 3| 3| 7| 3| 6| 2| 3| 3| 3| 3| | | 1| 7| 5| 1| 9| 5| 1| 9| 2| 1| 2| 1| 7| 6| 7| 2| 3| 0| 2| 8| 8| 3| 2| 3| 1| T (*) | _____________________________________________________________________________________________________________________| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| O | B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 50 MG/KG | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| L | | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Inflammation, Suppurative | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Dilatation | | 2 3.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 51 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------ --multipart-boundary Content-type: text/plain Range: bytes 491521-491521/491521 --multipart-boundary--