TDMS Study 97006-02 Pathology Tables
NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 FINAL#1 MICE Facility: Battelle Northwest Chemical CAS #: 108-10-1 Lock Date: 01/24/03 Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Note: Animals arranged according to days on test Page 1 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + + + A + A + + A + + A A + + + + + + + + + M + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + A + + + + + A + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + A + A + + + + + A + + + + + + + + + + + + +| Sarcoma, Metastatic, Skin | | |__________________________________________________________________________| Intestine Large, Cecum | + + + + + A + + + + + A A M + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + A + A + + + + + A + + + + + + + + + + + + +| Adenoma | X | |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + A + + + + + A + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + + A + + + + + A + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatoblastoma | X | Hepatocellular Carcinoma | X | Hepatocellular Carcinoma, Multiple | X X X | Hepatocellular Adenoma | X X X X X| Hepatocellular Adenoma, Multiple | X | Hepatocholangiocarcinoma | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Mesentery | + + + + + + | Sarcoma, Metastatic, Skin | | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 2 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | | Squamous Cell Papilloma | X | |__________________________________________________________________________| Stomach, Glandular | + + + + + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma, Metastatic,| | Liver | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Pheochromocytoma Benign | X | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + + M + M M M + + M + M M M + + + M + + + M + M| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Adenoma | X X | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 3 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | C-Cell, Carcinoma | X | Follicular Cell, Carcinoma | X | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Clitoral Gland | + + + + + + + + + + + M + + + + + + + + + + + M +| |__________________________________________________________________________| Ovary | I + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | | Hemangiosarcoma | | Histiocytic Sarcoma | | Polyp Stromal | X X X | Sarcoma Stromal | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma, Metastatic, Spleen | | Histiocytic Sarcoma | X X | |__________________________________________________________________________| Lymph Node | + + + + | Pancreatic, Hepatocholangiocarcinoma,| | Metastatic, Liver | X | Renal, Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Bronchial | + + M + M + + + + + + + + + + + + + + + + M + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Histiocytic Sarcoma | X | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 4 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Lymph Node, Mandibular | + + + M + + M + + + + + M + M + I + + M + + + + +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | | Histiocytic Sarcoma | | |__________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Sarcoma | X | Subcutaneous Tissue, Fibrous | | Histiocytoma | X | Subcutaneous Tissue, Hemangiosarcoma,| | Metastatic, Spleen | | Subcutaneous Tissue, Histiocytic | | Sarcoma | X | Subcutaneous Tissue, Sarcoma | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Skeletal Muscle | + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X | Alveolar/Bronchiolar Adenoma, | | Multiple | | Carcinoma, Metastatic, Thyroid Gland | X | Hepatocellular Carcinoma, Metastatic,| | Liver | X X X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Histiocytic Sarcoma | X X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | | |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 6 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 1| 3| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 6| 3| 7| 8| 3| 5| 8| 8| 9| 9| 0| 1| 1| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 7| 8| 7| 8| 6| 2| 3| 1| 4| 1| 7| 6| 5| 5| 4| 1| 1| 1| 1| 2| 2| 2| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| CONTROL | 3| 3| 5| 0| 1| 3| 4| 4| 4| 0| 1| 4| 0| 2| 0| 1| 2| 2| 3| 0| 0| 0| 0| 1| 1| | 8| 0| 0| 8| 4| 9| 3| 7| 5| 4| 5| 6| 5| 2| 2| 9| 3| 6| 6| 3| 6| 7| 9| 3| 7| __________________________________________|__________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | Harderian Gland | + + + + + A + + + + + + + + + + + + + + + + + + +| Adenoma | X X | Carcinoma | X | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma, Metastatic,| | Liver | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Sarcoma, Metastatic, Skin | | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X X | Lymphoma Malignant | X X X X X X X | __________________________________________|__________________________________________________________________________| Page 7 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | M + + + + + + + + + M + + + + + + + + + + + + + +| 42 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Sarcoma, Metastatic, Skin | X | 1 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Adenoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | | 1 | Hepatoblastoma | | 1 | Hepatocellular Carcinoma | X X | 3 | Hepatocellular Carcinoma, Multiple | | 3 | Hepatocellular Adenoma | X X X X X X| 11 | Hepatocellular Adenoma, Multiple | X | 2 | Hepatocholangiocarcinoma | | 1 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Mesentery | + + + + + | 11 | Sarcoma, Metastatic, Skin | X | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 8 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 1 | Squamous Cell Papilloma | | 1 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocellular Carcinoma, Metastatic,| | | Liver | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 1 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pheochromocytoma Benign | X | 2 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 9 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | | | | Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + M M M M + + + M + + M M + + + + I + M M M| 28 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Pars Distalis, Adenoma | X X X X X | 7 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | C-Cell, Carcinoma | | 1 | Follicular Cell, Carcinoma | | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Clitoral Gland | + I + + + + M M + + + + + + + + + + + + + + + + +| 45 | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | X | 1 | Hemangiosarcoma | X | 1 | Histiocytic Sarcoma | X | 1 | Polyp Stromal | | 3 | Sarcoma Stromal | X | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma, Metastatic, Spleen | X | 1 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 10 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Histiocytic Sarcoma | X | 3 | |__________________________________________________________________________|____________| Lymph Node | + + + | 7 | Pancreatic, Hepatocholangiocarcinoma,| | | Metastatic, Liver | | 1 | Renal, Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + M + + + + + M M + + + + + + + + + + +| 44 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + + + + + + + + + + M M + + + + + + + M + +| 40 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + + + + M + + M + + M + + + + M + +| 46 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | X | 1 | Histiocytic Sarcoma | X | 1 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + M + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 11 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Sarcoma | | 1 | Subcutaneous Tissue, Fibrous | | | Histiocytoma | X | 2 | Subcutaneous Tissue, Hemangiosarcoma,| | | Metastatic, Spleen | X | 1 | Subcutaneous Tissue, Histiocytic | | | Sarcoma | | 1 | Subcutaneous Tissue, Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Skeletal Muscle | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 12 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | | 3 | Alveolar/Bronchiolar Adenoma, | | | Multiple | X | 1 | Carcinoma, Metastatic, Thyroid Gland | | 1 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 4 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Histiocytic Sarcoma | X | 3 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X X X X | 6 | Carcinoma | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocellular Carcinoma, Metastatic,| | | Liver | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 13 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 1| 1| 1| 1| 1| A | CONTROL | 2| 2| 3| 3| 4| 4| 4| 4| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 4| 4| L | | 4| 9| 2| 4| 0| 4| 8| 9| 1| 0| 1| 2| 6| 8| 0| 1| 5| 7| 8| 1| 3| 5| 7| 1| 2| | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM - cont | | | | | | Liver | | 2 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sarcoma, Metastatic, Skin | X | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 3 | Lymphoma Malignant | X X X X X X| 13 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 14 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 9| 2| 2| 3| 6| 8| 8| 0| 1| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 8| 0| 8| 8| 2| 3| 7| 2| 0| 5| 5| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 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 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| 450 PPM | 5| 3| 2| 0| 3| 3| 3| 2| 1| 2| 1| 2| 2| 0| 0| 1| 2| 2| 3| 3| 4| 0| 0| 0| 0| | 0| 4| 6| 1| 9| 3| 6| 4| 3| 7| 2| 2| 3| 5| 7| 8| 5| 9| 0| 2| 3| 3| 4| 6| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | A + + + + A + + + + + + + + + + M M + I + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Intestine Large, Colon | A + A + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | A + A + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | A A + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | |__________________________________________________________________________| Intestine Small, Duodenum | A + A + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Intestine Small, Jejunum | A + A + + A + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Intestine Small, Ileum | A A A + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatocellular Carcinoma | X X | Hepatocellular Carcinoma, Multiple | X | Hepatocellular Adenoma | X X X X X | Hepatocellular Adenoma, Multiple | X X X | Hepatocholangiocarcinoma | X | |__________________________________________________________________________| Mesentery | + + + + + + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 15 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 9| 2| 2| 3| 6| 8| 8| 0| 1| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 8| 0| 8| 8| 2| 3| 7| 2| 0| 5| 5| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 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 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| 450 PPM | 5| 3| 2| 0| 3| 3| 3| 2| 1| 2| 1| 2| 2| 0| 0| 1| 2| 2| 3| 3| 4| 0| 0| 0| 0| | 0| 4| 6| 1| 9| 3| 6| 4| 3| 7| 2| 2| 3| 5| 7| 8| 5| 9| 0| 2| 3| 3| 4| 6| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | M + M M M + + + M M + M + + + + + + + + + + M M M| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + I| Pars Distalis, Adenoma | X X X | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 16 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 9| 2| 2| 3| 6| 8| 8| 0| 1| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 8| 0| 8| 8| 2| 3| 7| 2| 0| 5| 5| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 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 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| 450 PPM | 5| 3| 2| 0| 3| 3| 3| 2| 1| 2| 1| 2| 2| 0| 0| 1| 2| 2| 3| 3| 4| 0| 0| 0| 0| | 0| 4| 6| 1| 9| 3| 6| 4| 3| 7| 2| 2| 3| 5| 7| 8| 5| 9| 0| 2| 3| 3| 4| 6| 9| __________________________________________|__________________________________________________________________________| GENERAL BODY SYSTEM - cont | | | | Peritoneum | + + | Hemangiosarcoma, Metastatic, Spleen | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Clitoral Gland | M + + + + + M + + + + + + M + + + + M I M M + + +| Hemangiosarcoma, Metastatic, Spleen | X | |__________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cystadenoma | X | |__________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Leiomyoma | X | Polyp Stromal | | Polyp Stromal, Multiple | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma, Metastatic, Spleen | X | |__________________________________________________________________________| Lymph Node | + + | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + M + M M M + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + M + + M + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | M + M + M + + M + + + + + + M + + + + + + + + M +| __________________________________________|__________________________________________________________________________| Page 17 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 9| 2| 2| 3| 6| 8| 8| 0| 1| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 8| 0| 8| 8| 2| 3| 7| 2| 0| 5| 5| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 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 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| 450 PPM | 5| 3| 2| 0| 3| 3| 3| 2| 1| 2| 1| 2| 2| 0| 0| 1| 2| 2| 3| 3| 4| 0| 0| 0| 0| | 0| 4| 6| 1| 9| 3| 6| 4| 3| 7| 2| 2| 3| 5| 7| 8| 5| 9| 0| 2| 3| 3| 4| 6| 9| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Thymus | + + M + + + + M + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Fibrous | | Histiocytoma | | Subcutaneous Tissue, Sarcoma | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 18 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 9| 2| 2| 3| 6| 8| 8| 0| 1| 1| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 1| 5| 8| 0| 8| 8| 2| 3| 7| 2| 0| 5| 5| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 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 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| 450 PPM | 5| 3| 2| 0| 3| 3| 3| 2| 1| 2| 1| 2| 2| 0| 0| 1| 2| 2| 3| 3| 4| 0| 0| 0| 0| | 0| 4| 6| 1| 9| 3| 6| 4| 3| 7| 2| 2| 3| 5| 7| 8| 5| 9| 0| 2| 3| 3| 4| 6| 9| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | | Alveolar/Bronchiolar Carcinoma | X | Hepatocellular Carcinoma, Metastatic,| | Liver | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | A A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant | X X X X | __________________________________________|__________________________________________________________________________| Page 19 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + M + + + + + + + + + + + + + + + + + + + + + + +| 44 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Adenoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | X | 2 | Hepatocellular Carcinoma | X X | 4 | Hepatocellular Carcinoma, Multiple | | 1 | Hepatocellular Adenoma | X X X X X | 10 | Hepatocellular Adenoma, Multiple | X X | 5 | Hepatocholangiocarcinoma | | 1 | |__________________________________________________________________________|____________| Mesentery | + + + + +| 11 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 20 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Parathyroid Gland | M + + M M M + + + + + M + + + + + + + M M + + + +| 33 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 21 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Adenoma | X X X X X X | 9 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | |__________________________________________________________________________|____________| Peritoneum | | 2 | Hemangiosarcoma, Metastatic, Spleen | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Clitoral Gland | + + + + + + + + + + + + + + + + + + M + + + + + +| 42 | Hemangiosarcoma, Metastatic, Spleen | | 1 | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cystadenoma | X | 2 | |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Leiomyoma | | 1 | Polyp Stromal | X X | 2 | Polyp Stromal, Multiple | | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma, Metastatic, Spleen | | 1 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 22 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Lymph Node | + | 3 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + M M + + + + + + M + M + + M + + + +| 41 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + M + + M + + + + + + + + + + M M + + + M +| 42 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + M + + + + + + M + M + + + + M + + + + + + + +| 40 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | X | 2 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + + M + + + + + + + + + + + + +| 47 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + I + + + + + + + + + + + + + +| 49 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Subcutaneous Tissue, Fibrous | | | Histiocytoma | X | 1 | Subcutaneous Tissue, Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 23 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Skeletal Muscle | + | 2 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X X | 2 | Alveolar/Bronchiolar Carcinoma | X | 2 | Hepatocellular Carcinoma, Metastatic,| | | Liver | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X X X | 4 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 24 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 3| 3| 3| 3| 3| A | 450 PPM | 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 1| 1| 1| 3| 4| 4| 4| L | | 6| 7| 0| 1| 8| 1| 5| 7| 0| 1| 4| 5| 6| 7| 2| 8| 0| 1| 4| 5| 9| 8| 2| 8| 9| | _____________________________________________________________________________________________________________________|____________| SPECIAL SENSES SYSTEM - cont | | | | | | Carcinoma | X X X | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lymphoma Malignant | X | 5 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 25 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 3| 5| 6| 4| 4| 7| 8| 9| 9| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 5| 0| 1| 7| 8| 8| 3| 4| 5| 6| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 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 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| 900 PPM | 3| 1| 3| 4| 2| 3| 4| 4| 2| 4| 2| 0| 0| 0| 1| 1| 2| 4| 0| 0| 0| 0| 1| 1| 1| | 6| 2| 5| 2| 8| 7| 7| 0| 0| 1| 1| 3| 7| 9| 0| 4| 4| 9| 1| 4| 5| 6| 1| 5| 7| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + + + A A + A A + + + I + + + I + I + M + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + A + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + A A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + A + A A + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Intestine Small, Duodenum | + + + + A + A A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + A + A A + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Intestine Small, Ileum | + + + + A + A A + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatocellular Carcinoma | X | Hepatocellular Carcinoma, Multiple | X X | Hepatocellular Adenoma | X X X X X X X X| Hepatocellular Adenoma, Multiple | X X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Mesentery | + + + + + + | Hemangiosarcoma, Metastatic, Spleen | | Hemangiosarcoma, Metastatic, Uterus | X | |__________________________________________________________________________| Pancreas | + + + + + + A + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 26 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 3| 5| 6| 4| 4| 7| 8| 9| 9| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 5| 0| 1| 7| 8| 8| 3| 4| 5| 6| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 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 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| 900 PPM | 3| 1| 3| 4| 2| 3| 4| 4| 2| 4| 2| 0| 0| 0| 1| 1| 2| 4| 0| 0| 0| 0| 1| 1| 1| | 6| 2| 5| 2| 8| 7| 7| 0| 0| 1| 1| 3| 7| 9| 0| 4| 4| 9| 1| 4| 5| 6| 1| 5| 7| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Papilloma | X X | |__________________________________________________________________________| Stomach, Glandular | + + + + + + A A + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangioma | | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + A + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | M M + + M M A + + + M + M + M M + + + M + + + + +| Adenoma | X | |__________________________________________________________________________| Pituitary Gland | + + + + + + A A + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | Pars Distalis, Adenoma | X X | Pars Intermedia, Adenoma | | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + M + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | |__________________________________________________________________________| Peritoneum | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 27 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 3| 5| 6| 4| 4| 7| 8| 9| 9| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 5| 0| 1| 7| 8| 8| 3| 4| 5| 6| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 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 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| 900 PPM | 3| 1| 3| 4| 2| 3| 4| 4| 2| 4| 2| 0| 0| 0| 1| 1| 2| 4| 0| 0| 0| 0| 1| 1| 1| | 6| 2| 5| 2| 8| 7| 7| 0| 0| 1| 1| 3| 7| 9| 0| 4| 4| 9| 1| 4| 5| 6| 1| 5| 7| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | Clitoral Gland | + M + + M + + + + + I + M + M + + + + + + + + M +| |__________________________________________________________________________| Ovary | + + + + + + A + + + + + + + + + + + + + + + + + +| Cystadenoma | | Histiocytic Sarcoma | X | |__________________________________________________________________________| Uterus | + + + + + + A + + + + + + + + + + + + + + + + + +| Hemangioma | | Hemangiosarcoma | X X | Histiocytic Sarcoma | X | Leiomyoma | | Polyp Stromal | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + A + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node | + + + + + + | Iliac, Histiocytic Sarcoma | X | Lumbar, Hemangiosarcoma | | |__________________________________________________________________________| Lymph Node, Bronchial | + + + A + M M + + + + + + + M M + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mandibular | + + M + + + + M + + + M + + I + + + + + + M M + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + A + + + + + + + + + + + + + + + + + +| Hemangiosarcoma, Metastatic, Uterus | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + M M + A + + + + + + + + + + + + + + + + M M| Carcinoma, Metastatic, Skin | X | |__________________________________________________________________________| Spleen | + + + + + + A + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | | __________________________________________|__________________________________________________________________________| Page 28 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 3| 5| 6| 4| 4| 7| 8| 9| 9| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 5| 0| 1| 7| 8| 8| 3| 4| 5| 6| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 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 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| 900 PPM | 3| 1| 3| 4| 2| 3| 4| 4| 2| 4| 2| 0| 0| 0| 1| 1| 2| 4| 0| 0| 0| 0| 1| 1| 1| | 6| 2| 5| 2| 8| 7| 7| 0| 0| 1| 1| 3| 7| 9| 0| 4| 4| 9| 1| 4| 5| 6| 1| 5| 7| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hemangiosarcoma, Metastatic, Uterus | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Thymus | + + + + + + A + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Basal Cell Carcinoma | X | Subcutaneous Tissue, Fibrosarcoma | X | Subcutaneous Tissue, Hemangiosarcoma | | Subcutaneous Tissue, Liposarcoma | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + | Carcinoma, Metastatic, Skin | X | Hemangiosarcoma, Metastatic, Spleen | | Sarcoma | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + A + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X | __________________________________________|__________________________________________________________________________| Page 29 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 7| 3| 5| 6| 4| 4| 7| 8| 9| 9| 0| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 5| 0| 1| 7| 8| 8| 3| 4| 5| 6| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 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 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| 900 PPM | 3| 1| 3| 4| 2| 3| 4| 4| 2| 4| 2| 0| 0| 0| 1| 1| 2| 4| 0| 0| 0| 0| 1| 1| 1| | 6| 2| 5| 2| 8| 7| 7| 0| 0| 1| 1| 3| 7| 9| 0| 4| 4| 9| 1| 4| 5| 6| 1| 5| 7| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Alveolar/Bronchiolar Carcinoma | | Carcinoma, Metastatic, Skin | X | Hemangiosarcoma, Metastatic, Uterus | X | Hepatocellular Carcinoma, Metastatic,| | Liver | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Pleura | + | Carcinoma, Metastatic, Skin | X | |__________________________________________________________________________| Trachea | + + + + + + A + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + A + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Harderian Gland | + + + + + + A + + + + + + + + + + + + + + + + + +| Adenoma | X | Carcinoma | X | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + A + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Urinary Bladder | + + + + + + A + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | Lymphoma Malignant | X X X X X X | __________________________________________|__________________________________________________________________________| Page 30 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + M I M I + I + + + + + + + + I I + + + I + + + +| 34 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | | 1 | Hepatocellular Carcinoma | X X X | 4 | Hepatocellular Carcinoma, Multiple | | 2 | Hepatocellular Adenoma | X X X X | 12 | Hepatocellular Adenoma, Multiple | X X X X X X | 8 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Mesentery | + + + + + + + | 13 | Hemangiosarcoma, Metastatic, Spleen | X | 1 | Hemangiosarcoma, Metastatic, Uterus | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 31 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Squamous Cell Papilloma | X | 3 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangioma | X | 1 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + I + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Parathyroid Gland | + + M + M M M M M + + M + M + + + + + + + M + M +| 30 | Adenoma | | 1 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Histiocytic Sarcoma | | 1 | Pars Distalis, Adenoma | X X | 4 | Pars Intermedia, Adenoma | X X | 2 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 32 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | | | | Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | |__________________________________________________________________________|____________| Peritoneum | + | 1 | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Clitoral Gland | M + + + + + M + + + M + + + + + + + + + + + + + +| 41 | |__________________________________________________________________________|____________| Ovary | + I + + + + + + + + + + + + + + + + + + + + + + +| 48 | Cystadenoma | X | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemangioma | X | 1 | Hemangiosarcoma | | 2 | Histiocytic Sarcoma | | 1 | Leiomyoma | X | 1 | Polyp Stromal | X X | 2 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node | + + +| 9 | Iliac, Histiocytic Sarcoma | | 1 | Lumbar, Hemangiosarcoma | X| 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + M M + + M + + + + + + + + + + + M + + + M M + +| 39 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 33 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Lymph Node, Mandibular | M + + + M + M + + + + + + M + + + + + + + + + M +| 39 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemangiosarcoma, Metastatic, Uterus | | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + M + + M + M + + + + + + + M + M M + M + + +| 38 | Carcinoma, Metastatic, Skin | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hemangiosarcoma | X X | 2 | Hemangiosarcoma, Metastatic, Uterus | | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Thymus | M + + + M + + + + + + + + + + + M + + + + + + + +| 46 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basal Cell Carcinoma | | 1 | Subcutaneous Tissue, Fibrosarcoma | | 1 | Subcutaneous Tissue, Hemangiosarcoma | X | 1 | Subcutaneous Tissue, Liposarcoma | X | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 34 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| MUSCULOSKELETAL SYSTEM - cont | | | | | | Skeletal Muscle | + + | 3 | Carcinoma, Metastatic, Skin | | 1 | Hemangiosarcoma, Metastatic, Spleen | X | 1 | Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | | 1 | Alveolar/Bronchiolar Carcinoma | X | 1 | Carcinoma, Metastatic, Skin | | 1 | Hemangiosarcoma, Metastatic, Uterus | | 1 | Hepatocellular Carcinoma, Metastatic,| | | Liver | | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Pleura | | 1 | Carcinoma, Metastatic, Skin | | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 35 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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| 5| 5| 5| 5| 5| A | 900 PPM | 1| 2| 2| 2| 3| 3| 3| 3| 4| 4| 5| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 4| 4| 4| L | | 9| 5| 6| 7| 0| 1| 2| 8| 3| 6| 0| 2| 8| 3| 6| 8| 2| 3| 9| 3| 4| 9| 4| 5| 8| | _____________________________________________________________________________________________________________________|____________| SPECIAL SENSES SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X | 2 | Carcinoma | X | 2 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | Lymphoma Malignant | X X X X X | 11 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 36 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 3| 4| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 3| 3| 1| 4| 8| 0| 1| 1| 1| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 9| 5| 5| 7| 3| 7| 5| 4| 5| 9| 2| 4| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1800 PPM | 2| 0| 4| 3| 2| 4| 1| 1| 0| 1| 1| 0| 0| 1| 1| 1| 2| 2| 3| 3| 4| 4| 0| 0| 2| | 5| 6| 5| 3| 9| 0| 3| 4| 3| 6| 1| 8| 7| 0| 2| 7| 3| 8| 8| 9| 2| 4| 5| 9| 0| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + + + + + + + + + M M + + + + + + M + M + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | A + A + + + + A + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X X X X X X | Hepatocellular Adenoma | X X X X X | Hepatocellular Adenoma, Multiple | X X X X X | Histiocytic Sarcoma | X X X X | |__________________________________________________________________________| Mesentery | + + + + | Histiocytic Sarcoma | X | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Carcinoma | | |__________________________________________________________________________| Stomach, Glandular | A + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tooth | | __________________________________________|__________________________________________________________________________| Page 37 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 3| 4| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 3| 3| 1| 4| 8| 0| 1| 1| 1| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 9| 5| 5| 7| 3| 7| 5| 4| 5| 9| 2| 4| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1800 PPM | 2| 0| 4| 3| 2| 4| 1| 1| 0| 1| 1| 0| 0| 1| 1| 1| 2| 2| 3| 3| 4| 4| 0| 0| 2| | 5| 6| 5| 3| 9| 0| 3| 4| 3| 6| 1| 8| 7| 0| 2| 7| 3| 8| 8| 9| 2| 4| 5| 9| 0| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Histiocytic Sarcoma | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma, Metastatic,| | Liver | | Histiocytic Sarcoma | X X | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + I + + + +| Histiocytic Sarcoma | X | Pheochromocytoma Benign | X | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Parathyroid Gland | M + M + M + M M + M M + + + + + + + + + + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + I + + + + + + + + + + + + + +| Histiocytic Sarcoma | | Pars Distalis, Adenoma | X X | |__________________________________________________________________________| Thyroid Gland | + + + + + + M + + + + + + + + + + + + + + + + + +| C-Cell, Adenoma | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Clitoral Gland | + + + + + + + M + M + M + + + M + + M + + + + + +| __________________________________________|__________________________________________________________________________| Page 38 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 3| 4| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 3| 3| 1| 4| 8| 0| 1| 1| 1| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 9| 5| 5| 7| 3| 7| 5| 4| 5| 9| 2| 4| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1800 PPM | 2| 0| 4| 3| 2| 4| 1| 1| 0| 1| 1| 0| 0| 1| 1| 1| 2| 2| 3| 3| 4| 4| 0| 0| 2| | 5| 6| 5| 3| 9| 0| 3| 4| 3| 6| 1| 8| 7| 0| 2| 7| 3| 8| 8| 9| 2| 4| 5| 9| 0| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Cystadenoma | X | |__________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | Histiocytic Sarcoma | X | Leiomyoma | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node | + + | Lumbar, Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Bronchial | M + + + + + + + + + + + M + M + + + + + M M M + M| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mandibular | + M + + M + M M + + + M + + + + + + M + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + M + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + M + + + + + + + M + + M + + + M + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Histiocytic Sarcoma | X X | |__________________________________________________________________________| Thymus | + M + + M + + + + + I + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | __________________________________________|__________________________________________________________________________| Page 39 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 3| 4| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 3| 3| 1| 4| 8| 0| 1| 1| 1| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 9| 5| 5| 7| 3| 7| 5| 4| 5| 9| 2| 4| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1800 PPM | 2| 0| 4| 3| 2| 4| 1| 1| 0| 1| 1| 0| 0| 1| 1| 1| 2| 2| 3| 3| 4| 4| 0| 0| 2| | 5| 6| 5| 3| 9| 0| 3| 4| 3| 6| 1| 8| 7| 0| 2| 7| 3| 8| 8| 9| 2| 4| 5| 9| 0| __________________________________________|__________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | |__________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Fibrous | | Histiocytoma | | Subcutaneous Tissue, Hemangioma | X | Subcutaneous Tissue, Sarcoma | X X | Subcutaneous Tissue, Sarcoma, | | Multiple | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + + | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | | Alveolar/Bronchiolar Carcinoma | X | Hepatocellular Carcinoma, Metastatic,| | Liver | | Histiocytic Sarcoma | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + I + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 40 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 3| 4| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 3| 3| 1| 4| 8| 0| 1| 1| 1| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | 9| 5| 5| 7| 3| 7| 5| 4| 5| 9| 2| 4| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 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 FEMALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 1800 PPM | 2| 0| 4| 3| 2| 4| 1| 1| 0| 1| 1| 0| 0| 1| 1| 1| 2| 2| 3| 3| 4| 4| 0| 0| 2| | 5| 6| 5| 3| 9| 0| 3| 4| 3| 6| 1| 8| 7| 0| 2| 7| 3| 8| 8| 9| 2| 4| 5| 9| 0| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | Carcinoma | X | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X X | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X X X X | Lymphoma Malignant | X X X X X X X | __________________________________________|__________________________________________________________________________| Page 41 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + + M + + + + + I + M + + M + + + + M + + + + M +| 40 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocellular Carcinoma | X X X X X | 11 | Hepatocellular Adenoma | X X X X | 9 | Hepatocellular Adenoma, Multiple | X X X X X X X X X | 14 | Histiocytic Sarcoma | X | 5 | |__________________________________________________________________________|____________| Mesentery | + + + + | 8 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Squamous Cell Carcinoma | X | 1 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 42 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Tooth | + | 1 | Histiocytic Sarcoma | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 1 | Histiocytic Sarcoma | | 2 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | Pheochromocytoma Benign | | 1 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + I + + + + + + M M + M M M + M + +| 36 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | X | 1 | Pars Distalis, Adenoma | X X X X | 6 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| 48 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 43 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | | | | C-Cell, Adenoma | X | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Clitoral Gland | + + M + + + + + + + + + + + M + + + + + + + + M +| 42 | |__________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cystadenoma | X X | 3 | |__________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Carcinoma | | 1 | Histiocytic Sarcoma | X X | 3 | Leiomyoma | X | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node | + + + | 5 | Lumbar, Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | M + M + + + + + + + + M + + M + + M + M + + + + +| 37 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + M + M + + + + + + + + M + + M + M + +| 38 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + M + M + + + + + + + + + + + + + + + + + +| 47 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 44 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + M + + + + + + + + M + + + + + + M + M + + + M| 41 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | | 1 | Histiocytic Sarcoma | | 2 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + M + + + + + + + + + + + + + + + +| 46 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Subcutaneous Tissue, Fibrous | | | Histiocytoma | X | 1 | Subcutaneous Tissue, Hemangioma | | 1 | Subcutaneous Tissue, Sarcoma | X | 3 | Subcutaneous Tissue, Sarcoma, | | | Multiple | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Skeletal Muscle | | 2 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 45 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X | 1 | Alveolar/Bronchiolar Carcinoma | | 1 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 1 | Histiocytic Sarcoma | X | 2 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X X | 3 | Carcinoma | X X | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X | 3 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 46 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | __________________________________________|__________________________________________________________________________| 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 | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| A | 1800 PPM | 2| 2| 3| 4| 4| 4| 4| 4| 5| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 3| 3| 3| 3| 4| L | | 1| 7| 7| 1| 3| 6| 7| 9| 0| 1| 2| 4| 5| 8| 9| 2| 4| 6| 0| 1| 2| 4| 5| 6| 8| | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM - cont | | | | | | Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | X X | 6 | Lymphoma Malignant | X X X X X X | 13 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 47 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | A M + + + M + + + + + + + + + + + + + M M + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | A + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | A + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | | |__________________________________________________________________________| Intestine Small, Jejunum | A + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | A + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangioma | X | Hemangiosarcoma | X | Hepatocellular Carcinoma | X X X X X X X | Hepatocellular Carcinoma, Multiple | X X | Hepatocellular Adenoma | X X X X X | Hepatocellular Adenoma, Multiple | X X | Hepatocholangiocarcinoma | X X X X X| Histiocytic Sarcoma | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Mesentery | + + + + | |__________________________________________________________________________| Pancreas | A + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 48 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | A + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Sarcoma, Metastatic, Bone | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Sarcoma, Metastatic, Bone | X | Capsule, Adenoma | | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Carcinoma, | | Metastatic, Lung | X | Pheochromocytoma Malignant | X | |__________________________________________________________________________| Islets, Pancreatic | A + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | | |__________________________________________________________________________| Parathyroid Gland | + M M + + + + M + + + + + M + + + M + + M + + + M| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| Page 49 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Penis | + | |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Bronchial | M + M M + + + + + M + + + + + + + + + + + + + M +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + M + M + + + + + M M + + + + + M + M + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + M + + + + + + + + + + + + + + + + + + + + +| Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 50 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Lymph Node, Mediastinal | + + + + + + + + + + + + + + + M + + M + + M M + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | | |__________________________________________________________________________| Thymus | M + + M M + + M M M + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Sarcoma, Metastatic, Bone | X | Thymoma Malignant | | _____________________________________________________________________________________________________________________| 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Fibrous | | Histiocytoma | X | Subcutaneous Tissue, Sarcoma, | | Metastatic, Bone | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Sarcoma | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Skeletal Muscle | + + + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | Sarcoma, Metastatic, Bone | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | __________________________________________|__________________________________________________________________________| Page 51 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| NERVOUS SYSTEM - cont | | | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X | Alveolar/Bronchiolar Adenoma, | | Multiple | X | Alveolar/Bronchiolar Carcinoma | X X X | Hepatocellular Carcinoma, Metastatic,| | Liver | X X X X X X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X X | Histiocytic Sarcoma | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Pleura | + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | A + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X | __________________________________________|__________________________________________________________________________| Page 52 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 8| 9| 1| 1| 1| 2| 6| 7| 7| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 2| 8| 2| 4| 8| 2| 6| 6| 8| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| CONTROL | 0| 4| 0| 0| 2| 4| 3| 3| 0| 3| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 5| | 3| 4| 7| 5| 1| 5| 7| 4| 2| 2| 1| 6| 1| 5| 8| 9| 0| 2| 7| 9| 0| 8| 1| 7| 0| __________________________________________|__________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Carcinoma, | | Metastatic, Lung | X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X | Histiocytic Sarcoma | X | Sarcoma, Metastatic, Bone | X | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | Lymphoma Malignant | | __________________________________________|__________________________________________________________________________| Page 53 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + M + + + I + + + + + +| 43 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangioma | | 1 | Hemangiosarcoma | X | 2 | Hepatocellular Carcinoma | X X X| 10 | Hepatocellular Carcinoma, Multiple | | 2 | Hepatocellular Adenoma | X X X X X X | 11 | Hepatocellular Adenoma, Multiple | X X X X | 6 | Hepatocholangiocarcinoma | | 5 | Histiocytic Sarcoma | | 1 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Mesentery | + + + + + | 9 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hepatocholangiocarcinoma, Metastatic,| | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 54 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Liver | | 2 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Sarcoma, Metastatic, Bone | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Sarcoma, Metastatic, Bone | | 1 | Capsule, Adenoma | X X | 2 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Carcinoma, | | | Metastatic, Lung | | 1 | Pheochromocytoma Malignant | | 1 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X | 1 | |__________________________________________________________________________|____________| Parathyroid Gland | + + M + M + + + + + M + M M M + M M M M + + + M +| 32 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 55 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| ENDOCRINE SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Penis | | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 56 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + M + + + + + M + M + + + + + + + + + M M M| 39 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | M + M + + M + M M + + + I + + + + + + M + + + + +| 37 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + + + + M + + + M + + + M + + + + + + M +| 42 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 3 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | X | 1 | |__________________________________________________________________________|____________| Thymus | + + + + M + + + + + + + + + + + + + + I + + + + +| 42 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Sarcoma, Metastatic, Bone | | 1 | Thymoma Malignant | X | 1 | _____________________________________________________________________________________________________________________| | 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| | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 57 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM - cont | | | | | | Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Subcutaneous Tissue, Fibrous | | | Histiocytoma | | 1 | Subcutaneous Tissue, Sarcoma, | | | Metastatic, Bone | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sarcoma | | 1 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Skeletal Muscle | | 3 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | Sarcoma, Metastatic, Bone | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X X X X X X | 8 | Alveolar/Bronchiolar Adenoma, | | | Multiple | | 1 | Alveolar/Bronchiolar Carcinoma | X X| 5 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 7 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 58 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 3 | Histiocytic Sarcoma | | 1 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Pleura | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X X X | 5 | Carcinoma | X X | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Carcinoma, | | | Metastatic, Lung | | 1 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 59 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 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| | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| A | CONTROL | 0| 1| 1| 1| 1| 2| 2| 2| 2| 3| 3| 4| 4| 4| 4| 4| 4| 0| 0| 1| 1| 2| 3| 3| 3| L | | 4| 0| 2| 4| 7| 3| 4| 5| 8| 5| 6| 0| 2| 3| 6| 8| 9| 8| 9| 3| 6| 6| 1| 3| 9| | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM - cont | | | | | | Sarcoma, Metastatic, Bone | | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | Lymphoma Malignant | X| 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 60 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 9| 6| 8| 6| 7| 8| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 3| 5| 2| 1| 0| 0| 4| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 PPM | 2| 1| 3| 4| 3| 0| 0| 2| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 4| 4| 4| | 0| 0| 4| 4| 1| 5| 7| 2| 1| 2| 9| 2| 3| 4| 7| 9| 1| 6| 7| 8| 9| 7| 3| 8| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + M + A + A + + + + + I + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + A + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + A + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + A + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + A + A + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Intestine Small, Jejunum | + + + A + A + + + + + + + + + + + + + + + + + + +| Adenoma | | |__________________________________________________________________________| Intestine Small, Ileum | + + + A + A + + + + + + + + + + + + + + + + + + +| Carcinoma | X | |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatoblastoma | X | Hepatocellular Carcinoma | X X X X X X X | Hepatocellular Carcinoma, Multiple | | Hepatocellular Adenoma | X X X X | Hepatocellular Adenoma, Multiple | X X X X X | Hepatocholangiocarcinoma | X X | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 61 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 9| 6| 8| 6| 7| 8| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 3| 5| 2| 1| 0| 0| 4| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 PPM | 2| 1| 3| 4| 3| 0| 0| 2| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 4| 4| 4| | 0| 0| 4| 4| 1| 5| 7| 2| 1| 2| 9| 2| 3| 4| 7| 9| 1| 6| 7| 8| 9| 7| 3| 8| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | |__________________________________________________________________________| Stomach, Glandular | + + + + + A + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | | |__________________________________________________________________________| Parathyroid Gland | + + M M + + M M + + + M + + + M + + + M + M M + +| |__________________________________________________________________________| Pituitary Gland | + + + + I A M + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thyroid Gland | + + + + + A + + + + + + + + + + + + + + + + + + +| Follicular Cell, Adenoma | | Follicular Cell, Carcinoma | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Penis | + | __________________________________________|__________________________________________________________________________| Page 62 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 9| 6| 8| 6| 7| 8| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 3| 5| 2| 1| 0| 0| 4| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 PPM | 2| 1| 3| 4| 3| 0| 0| 2| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 4| 4| 4| | 0| 0| 4| 4| 1| 5| 7| 2| 1| 2| 9| 2| 3| 4| 7| 9| 1| 6| 7| 8| 9| 7| 3| 8| 9| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Prostate | + I + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Bronchial | + M + M + A M + + M + + + M + + + + + + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + + M + + + + + M + + + M + + M M + + + +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + A + + M + M + + + + + + M + + M + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thymus | + M + + + A + + + I M + + + + + + + M + + + + + +| Hepatocholangiocarcinoma, Metastatic,| | Liver | X | _____________________________________________________________________________________________________________________| 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| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 63 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 9| 6| 8| 6| 7| 8| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 3| 5| 2| 1| 0| 0| 4| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 PPM | 2| 1| 3| 4| 3| 0| 0| 2| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 4| 4| 4| | 0| 0| 4| 4| 1| 5| 7| 2| 1| 2| 9| 2| 3| 4| 7| 9| 1| 6| 7| 8| 9| 7| 3| 8| 9| __________________________________________|__________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + + | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X X | Alveolar/Bronchiolar Carcinoma | X | Carcinoma, Metastatic, Harderian | | Gland | | Hepatocellular Carcinoma, Metastatic,| | Liver | X X X X | Hepatocholangiocarcinoma, Metastatic,| | Liver | X X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + + + + A + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + A + A + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 64 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 9| 6| 8| 6| 7| 8| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 3| 5| 2| 1| 0| 0| 4| 4| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 450 PPM | 2| 1| 3| 4| 3| 0| 0| 2| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 4| 4| 4| | 0| 0| 4| 4| 1| 5| 7| 2| 1| 2| 9| 2| 3| 4| 7| 9| 1| 6| 7| 8| 9| 7| 3| 8| 9| __________________________________________|__________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | Harderian Gland | + + + A + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | Carcinoma | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Renal Tubule, Carcinoma | | |__________________________________________________________________________| Urinary Bladder | + + + + + A + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant | | __________________________________________|__________________________________________________________________________| Page 65 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 450 PPM | 5| 0| 0| 1| 1| 1| 2| 3| 3| 3| 3| 4| 4| 4| 4| 0| 0| 1| 2| 2| 3| 3| 3| 4| 4| L | | 0| 6| 8| 1| 6| 8| 3| 3| 6| 8| 9| 2| 5| 6| 7| 3| 4| 5| 4| 5| 0| 2| 5| 0| 1| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + I + + + I + + + + + + + + + + + +| 44 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Adenoma | X | 1 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Carcinoma | | 1 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | | 1 | Hepatoblastoma | | 1 | Hepatocellular Carcinoma | X X X X | 11 | Hepatocellular Carcinoma, Multiple | X | 1 | Hepatocellular Adenoma | X X X X X X X X X X| 14 | Hepatocellular Adenoma, Multiple | X X X X X X | 11 | Hepatocholangiocarcinoma | | 2 | |__________________________________________________________________________|____________| Mesentery | + | 3 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 66 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 450 PPM | 5| 0| 0| 1| 1| 1| 2| 3| 3| 3| 3| 4| 4| 4| 4| 0| 0| 1| 2| 2| 3| 3| 3| 4| 4| L | | 0| 6| 8| 1| 6| 8| 3| 3| 6| 8| 9| 2| 5| 6| 7| 3| 4| 5| 4| 5| 0| 2| 5| 0| 1| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X | 1 | |__________________________________________________________________________|____________| Parathyroid Gland | M + M + + M + + + + + + + M M M + M + + + + + M +| 33 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Follicular Cell, Adenoma | X | 1 | Follicular Cell, Carcinoma | X | 1 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 67 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 450 PPM | 5| 0| 0| 1| 1| 1| 2| 3| 3| 3| 3| 4| 4| 4| 4| 0| 0| 1| 2| 2| 3| 3| 3| 4| 4| L | | 0| 6| 8| 1| 6| 8| 3| 3| 6| 8| 9| 2| 5| 6| 7| 3| 4| 5| 4| 5| 0| 2| 5| 0| 1| | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Penis | | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Interstitial Cell, Adenoma | X| 2 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + M + + + + + + + + + M + M + M M + M M M + M +| 35 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + M + + + M + M M M M + + + M M + + + M| 36 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + M + + + + + + +| 48 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | M + + + + + + M + + + + + + M + + M M + M + M + +| 38 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Thymus | + + M + + + + + + + + + + + + + + + + + + + + + +| 44 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 68 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 450 PPM | 5| 0| 0| 1| 1| 1| 2| 3| 3| 3| 3| 4| 4| 4| 4| 0| 0| 1| 2| 2| 3| 3| 3| 4| 4| L | | 0| 6| 8| 1| 6| 8| 3| 3| 6| 8| 9| 2| 5| 6| 7| 3| 4| 5| 4| 5| 0| 2| 5| 0| 1| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 1 | _____________________________________________________________________________________________________________________| | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Skeletal Muscle | | 2 | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X | 5 | Alveolar/Bronchiolar Carcinoma | | 1 | Carcinoma, Metastatic, Harderian | | | Gland | X | 1 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 5 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 69 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| A | 450 PPM | 5| 0| 0| 1| 1| 1| 2| 3| 3| 3| 3| 4| 4| 4| 4| 0| 0| 1| 2| 2| 3| 3| 3| 4| 4| L | | 0| 6| 8| 1| 6| 8| 3| 3| 6| 8| 9| 2| 5| 6| 7| 3| 4| 5| 4| 5| 0| 2| 5| 0| 1| | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Hepatocholangiocarcinoma, Metastatic,| | | Liver | | 2 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Adenoma | X X X | 4 | Carcinoma | X | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Renal Tubule, Carcinoma | X | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Lymphoma Malignant | X X X | 3 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 70 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 7| 8| 0| 1| 2| 2| 5| 0| 3| 5| 9| 0| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 6| 2| 1| 0| 1| 9| 0| 0| 4| 2| 9| 9| 8| 1| 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 900 PPM | 4| 0| 2| 0| 0| 4| 4| 4| 1| 2| 0| 4| 1| 3| 4| 0| 0| 1| 1| 2| 2| 3| 3| 3| 3| | 4| 2| 2| 8| 4| 7| 6| 8| 2| 5| 6| 1| 7| 6| 3| 3| 9| 4| 6| 8| 9| 1| 3| 7| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + A + M + M + + A A + + + + + + I + M + + + A + M| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + A + + + + + + A + + + + + + + + + + + + + A + +| |__________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + A A + + + + + + + + + + + + A + +| Adenoma | X | |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + A A + + + + + + + + + + + + A + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + A A + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangiosarcoma | X | Hepatocellular Carcinoma | X X X X | Hepatocellular Carcinoma, Multiple | X X | Hepatocellular Adenoma | X X X X X | Hepatocellular Adenoma, Multiple | X X X X X X X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + A + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma, Metastatic,| | Liver | | Histiocytic Sarcoma | X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 71 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 7| 8| 0| 1| 2| 2| 5| 0| 3| 5| 9| 0| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 6| 2| 1| 0| 1| 9| 0| 0| 4| 2| 9| 9| 8| 1| 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 900 PPM | 4| 0| 2| 0| 0| 4| 4| 4| 1| 2| 0| 4| 1| 3| 4| 0| 0| 1| 1| 2| 2| 3| 3| 3| 3| | 4| 2| 2| 8| 4| 7| 6| 8| 2| 5| 6| 1| 7| 6| 3| 3| 9| 4| 6| 8| 9| 1| 3| 7| 9| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Stomach, Glandular | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tooth | + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + A + + + + + + + + + + + + + + + +| Capsule, Adenoma | X | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + A + + + + + + + + + + + + + + + +| Ganglioneuroma | | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + M + M M M M + M + + + + M M + + + + + I M + M +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + A + + + + + + + + + I + + + + + +| Astrocytoma Malignant, Metastatic, | | Brain | X | Histiocytic Sarcoma | X | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 72 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 7| 8| 0| 1| 2| 2| 5| 0| 3| 5| 9| 0| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 6| 2| 1| 0| 1| 9| 0| 0| 4| 2| 9| 9| 8| 1| 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 900 PPM | 4| 0| 2| 0| 0| 4| 4| 4| 1| 2| 0| 4| 1| 3| 4| 0| 0| 1| 1| 2| 2| 3| 3| 3| 3| | 4| 2| 2| 8| 4| 7| 6| 8| 2| 5| 6| 1| 7| 6| 3| 3| 9| 4| 6| 8| 9| 1| 3| 7| 9| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | Prostate | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node | | |__________________________________________________________________________| Lymph Node, Bronchial | + M + + + + + M + + + + + + + M M + + M M + + + +| |__________________________________________________________________________| Lymph Node, Mandibular | + M + M + M + M A M + + + + + + M + + + + + + + M| Histiocytic Sarcoma | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + A + + + + + + + + + + M + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + M M + + + + + M + + + + + + + M + + M + + + + M| |__________________________________________________________________________| Spleen | + + + + + + + + A + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Thymus | + M + M + + + + A + + + + + 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 M M| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Hemangiosarcoma | X | Subcutaneous Tissue, Histiocytic | | Sarcoma | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | __________________________________________|__________________________________________________________________________| Page 73 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 7| 8| 0| 1| 2| 2| 5| 0| 3| 5| 9| 0| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 6| 2| 1| 0| 1| 9| 0| 0| 4| 2| 9| 9| 8| 1| 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 900 PPM | 4| 0| 2| 0| 0| 4| 4| 4| 1| 2| 0| 4| 1| 3| 4| 0| 0| 1| 1| 2| 2| 3| 3| 3| 3| | 4| 2| 2| 8| 4| 7| 6| 8| 2| 5| 6| 1| 7| 6| 3| 3| 9| 4| 6| 8| 9| 1| 3| 7| 9| __________________________________________|__________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Astrocytoma Malignant | X | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | | Alveolar/Bronchiolar Carcinoma | X | Hepatocellular Carcinoma, Metastatic,| | Liver | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | |__________________________________________________________________________| Trachea | + + + + + + + + A + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + A + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X| Carcinoma | | Histiocytic Sarcoma | X | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + A + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 74 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 0| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 2| 1| 7| 8| 0| 1| 2| 2| 5| 0| 3| 5| 9| 0| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 6| 2| 1| 0| 1| 9| 0| 0| 4| 2| 9| 9| 8| 1| 7| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 900 PPM | 4| 0| 2| 0| 0| 4| 4| 4| 1| 2| 0| 4| 1| 3| 4| 0| 0| 1| 1| 2| 2| 3| 3| 3| 3| | 4| 2| 2| 8| 4| 7| 6| 8| 2| 5| 6| 1| 7| 6| 3| 3| 9| 4| 6| 8| 9| 1| 3| 7| 9| __________________________________________|__________________________________________________________________________| URINARY SYSTEM - cont | | | | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + A + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | Lymphoma Malignant | | __________________________________________|__________________________________________________________________________| Page 75 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 900 PPM | 4| 4| 4| 5| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 3| 3| 4| 0| 1| 1| 3| 3| 3| L | | 0| 5| 9| 0| 1| 5| 0| 5| 8| 9| 0| 1| 3| 4| 6| 7| 0| 8| 2| 7| 1| 3| 2| 4| 5| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + M + + + + + + + + + + + + + M + +| 39 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + I + + + + + + + + + + + +| 45 | Adenoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemangiosarcoma | X | 2 | Hepatocellular Carcinoma | X X X X | 8 | Hepatocellular Carcinoma, Multiple | | 2 | Hepatocellular Adenoma | X X X X X X | 11 | Hepatocellular Adenoma, Multiple | X X X X X | 12 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Mesentery | + | 3 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 76 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 900 PPM | 4| 4| 4| 5| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 3| 3| 4| 0| 1| 1| 3| 3| 3| L | | 0| 5| 9| 0| 1| 5| 0| 5| 8| 9| 0| 1| 3| 4| 6| 7| 0| 8| 2| 7| 1| 3| 2| 4| 5| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Salivary Glands | + + + M + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Tooth | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Capsule, Adenoma | | 1 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Ganglioneuroma | X | 1 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + M M + M + M M M + + M + + M + + + + M I +| 29 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Astrocytoma Malignant, Metastatic, | | | Brain | | 1 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 77 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 900 PPM | 4| 4| 4| 5| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 3| 3| 4| 0| 1| 1| 3| 3| 3| L | | 0| 5| 9| 0| 1| 5| 0| 5| 8| 9| 0| 1| 3| 4| 6| 7| 0| 8| 2| 7| 1| 3| 2| 4| 5| | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lymph Node | + | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + M + + M + + + + + + + + M M M M M + + + + + +| 37 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + M + M M M + + M M M + + + M + + M + M| 32 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + M M + + M + + + + + + + + M + + M M M M + + +| 36 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Thymus | + M + + + + + + + + + + + + + + + + + + + + M + +| 44 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 78 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 900 PPM | 4| 4| 4| 5| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 3| 3| 4| 0| 1| 1| 3| 3| 3| L | | 0| 5| 9| 0| 1| 5| 0| 5| 8| 9| 0| 1| 3| 4| 6| 7| 0| 8| 2| 7| 1| 3| 2| 4| 5| | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM - cont | | | | | | 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 | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | Subcutaneous Tissue, Hemangiosarcoma | | 1 | Subcutaneous Tissue, Histiocytic | | | Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Astrocytoma Malignant | | 1 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X | 1 | Alveolar/Bronchiolar Carcinoma | X X | 3 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X X | 3 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 79 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| A | 900 PPM | 4| 4| 4| 5| 0| 0| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| 3| 3| 4| 0| 1| 1| 3| 3| 3| L | | 0| 5| 9| 0| 1| 5| 0| 5| 8| 9| 0| 1| 3| 4| 6| 7| 0| 8| 2| 7| 1| 3| 2| 4| 5| | _____________________________________________________________________________________________________________________|____________| SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X X | 5 | Carcinoma | X | 1 | Histiocytic Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | Lymphoma Malignant | X | 1 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 80 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 4| 1| 5| 9| 0| 0| 1| 3| 5| 7| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 1| 3| 1| 3| 1| 7| 7| 7| 6| 8| 0| 7| 5| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 1800 PPM | 0| 3| 0| 3| 4| 1| 2| 1| 4| 3| 0| 1| 3| 0| 1| 1| 1| 1| 2| 2| 3| 3| 3| 3| 4| | 1| 3| 7| 1| 7| 3| 9| 8| 6| 9| 2| 2| 6| 3| 0| 6| 7| 9| 0| 3| 0| 4| 5| 7| 1| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | A + A + M + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + A + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + A + A + + + + + M + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | A + A + A + + + + + + + + + + + + + + + + + + + +| Adenoma | X | |__________________________________________________________________________| Intestine Small, Jejunum | A + A + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | A + A + A + + + + + + + + + + + + + + + + + + + +| Carcinoma | | |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Histiocytoma, Metastatic, | | Skin | X | Hepatocellular Carcinoma | X X X | Hepatocellular Carcinoma, Multiple | X X | Hepatocellular Adenoma | X X X X X X X X X X | Hepatocellular Adenoma, Multiple | X X X X X X X| Histiocytic Sarcoma | X | |__________________________________________________________________________| Mesentery | + + | Sarcoma, Metastatic, Salivary Glands | X | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| Sarcoma | X | |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 81 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 4| 1| 5| 9| 0| 0| 1| 3| 5| 7| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 1| 3| 1| 3| 1| 7| 7| 7| 6| 8| 0| 7| 5| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 1800 PPM | 0| 3| 0| 3| 4| 1| 2| 1| 4| 3| 0| 1| 3| 0| 1| 1| 1| 1| 2| 2| 3| 3| 3| 3| 4| | 1| 3| 7| 1| 7| 3| 9| 8| 6| 9| 2| 2| 6| 3| 0| 6| 7| 9| 0| 3| 0| 4| 5| 7| 1| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Squamous Cell Carcinoma | | Squamous Cell Papilloma | | |__________________________________________________________________________| Stomach, Glandular | I + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Capsule, Adenoma | | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X | |__________________________________________________________________________| Parathyroid Gland | + + + M + + + M + + + M + M + M + M + + + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Adenoma | | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Penis | + | |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 82 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 4| 1| 5| 9| 0| 0| 1| 3| 5| 7| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 1| 3| 1| 3| 1| 7| 7| 7| 6| 8| 0| 7| 5| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 1800 PPM | 0| 3| 0| 3| 4| 1| 2| 1| 4| 3| 0| 1| 3| 0| 1| 1| 1| 1| 2| 2| 3| 3| 3| 3| 4| | 1| 3| 7| 1| 7| 3| 9| 8| 6| 9| 2| 2| 6| 3| 0| 6| 7| 9| 0| 3| 0| 4| 5| 7| 1| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | A + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Histiocytoma, Metastatic, | | Skin | X | Hemangiosarcoma | | |__________________________________________________________________________| Lymph Node | + | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + M + + + + + + M + + + M + + + M + M + +| |__________________________________________________________________________| Lymph Node, Mandibular | M + + + + + + M M + M + + + + + + + M + + M + + +| Sarcoma, Metastatic, Salivary Glands | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + M + + + + + + + M + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + M + M + + + + + + + + + + M M + + I + M +| |__________________________________________________________________________| Spleen | + + A + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thymus | + + + + + + + + + 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 M M| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Fibrosarcoma | X | Subcutaneous Tissue, Fibrous | | __________________________________________|__________________________________________________________________________| Page 83 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 4| 1| 5| 9| 0| 0| 1| 3| 5| 7| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 1| 3| 1| 3| 1| 7| 7| 7| 6| 8| 0| 7| 5| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 1800 PPM | 0| 3| 0| 3| 4| 1| 2| 1| 4| 3| 0| 1| 3| 0| 1| 1| 1| 1| 2| 2| 3| 3| 3| 3| 4| | 1| 3| 7| 1| 7| 3| 9| 8| 6| 9| 2| 2| 6| 3| 0| 6| 7| 9| 0| 3| 0| 4| 5| 7| 1| __________________________________________|__________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Histiocytoma | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X | Alveolar/Bronchiolar Carcinoma | X | Alveolar/Bronchiolar Carcinoma, | | Multiple | | Hepatocellular Carcinoma, Metastatic,| | Liver | X X X X | Sarcoma, Metastatic, Salivary Glands | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Histiocytoma, Metastatic, | | Skin | X | |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X | Carcinoma | | __________________________________________|__________________________________________________________________________| Page 84 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 _____________________________________________________________________________________________________________________ | 4| 5| 5| 5| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 4| 1| 5| 9| 0| 0| 1| 3| 5| 7| 1| 1| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | 1| 3| 1| 3| 1| 7| 7| 7| 6| 8| 0| 7| 5| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 1800 PPM | 0| 3| 0| 3| 4| 1| 2| 1| 4| 3| 0| 1| 3| 0| 1| 1| 1| 1| 2| 2| 3| 3| 3| 3| 4| | 1| 3| 7| 1| 7| 3| 9| 8| 6| 9| 2| 2| 6| 3| 0| 6| 7| 9| 0| 3| 0| 4| 5| 7| 1| __________________________________________|__________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrous Histiocytoma, Metastatic, | | Skin | X | |__________________________________________________________________________| Ureter | + | Transitional Epithelium, Carcinoma | X | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Histiocytic Sarcoma | X | Lymphoma Malignant | X | __________________________________________|__________________________________________________________________________| Page 85 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 1800 PPM | 4| 4| 4| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 4| 4| 5| 0| 0| 2| 2| 2| 2| 4| 4| L | | 3| 4| 9| 6| 8| 9| 1| 4| 5| 2| 4| 8| 2| 8| 5| 8| 0| 4| 5| 1| 5| 6| 7| 0| 2| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + I + + + + + + + M +| 45 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Adenoma | | 1 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | Carcinoma | X | 1 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Histiocytoma, Metastatic, | | | Skin | | 1 | Hepatocellular Carcinoma | X X X X | 7 | Hepatocellular Carcinoma, Multiple | | 2 | Hepatocellular Adenoma | X X X X X X X X X | 19 | Hepatocellular Adenoma, Multiple | X X X X X X X X | 15 | Histiocytic Sarcoma | | 1 | |__________________________________________________________________________|____________| Mesentery | + + | 4 | Sarcoma, Metastatic, Salivary Glands | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 86 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 1800 PPM | 4| 4| 4| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 4| 4| 5| 0| 0| 2| 2| 2| 2| 4| 4| L | | 3| 4| 9| 6| 8| 9| 1| 4| 5| 2| 4| 8| 2| 8| 5| 8| 0| 4| 5| 1| 5| 6| 7| 0| 2| | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Sarcoma | | 1 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Squamous Cell Carcinoma | X | 1 | Squamous Cell Papilloma | X | 1 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Capsule, Adenoma | X | 1 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X | 3 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + M + + I + + + M M M + M + + + M +| 37 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| 49 | Pars Distalis, Adenoma | X | 1 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 87 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 1800 PPM | 4| 4| 4| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 4| 4| 5| 0| 0| 2| 2| 2| 2| 4| 4| L | | 3| 4| 9| 6| 8| 9| 1| 4| 5| 2| 4| 8| 2| 8| 5| 8| 0| 4| 5| 1| 5| 6| 7| 0| 2| | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Penis | | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Fibrous Histiocytoma, Metastatic, | | | Skin | | 1 | Hemangiosarcoma | X| 1 | |__________________________________________________________________________|____________| Lymph Node | + | 2 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + M + + M + M + + + M M + + + + + + + + + M + + +| 39 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M M M M + M + + + M + + + + M + + M M M + +| 34 | Sarcoma, Metastatic, Salivary Glands | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | M + + + + + + + M + + + + M + + M + + M M + + + +| 38 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 88 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 1800 PPM | 4| 4| 4| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 4| 4| 5| 0| 0| 2| 2| 2| 2| 4| 4| L | | 3| 4| 9| 6| 8| 9| 1| 4| 5| 2| 4| 8| 2| 8| 5| 8| 0| 4| 5| 1| 5| 6| 7| 0| 2| | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Thymus | + + + + + + + + + + + + + + + + + + + + + M + + +| 47 | _____________________________________________________________________________________________________________________| | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Subcutaneous Tissue, Fibrosarcoma | | 1 | Subcutaneous Tissue, Fibrous | | | Histiocytoma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alveolar/Bronchiolar Adenoma | X X | 5 | Alveolar/Bronchiolar Carcinoma | X X X | 4 | Alveolar/Bronchiolar Carcinoma, | | | Multiple | X | 1 | Hepatocellular Carcinoma, Metastatic,| | | Liver | X | 5 | Sarcoma, Metastatic, Salivary Glands | | 1 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 89 NTP Experiment-Test: 97006-02 NEOPLASMS BY INDIVIDUAL ANIMAL (SYSTEMIC LESIONS ABRIDGED) Report: PEIRPT17 Study Type: CHRONIC METHYL ISOBUTYL KETONE Date: 04/29/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 07:55:11 __________________________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| | | 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 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 MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| T | ANIMAL ID | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| A | 1800 PPM | 4| 4| 4| 0| 0| 0| 1| 1| 1| 2| 2| 2| 3| 3| 4| 4| 5| 0| 0| 2| 2| 2| 2| 4| 4| L | | 3| 4| 9| 6| 8| 9| 1| 4| 5| 2| 4| 8| 2| 8| 5| 8| 0| 4| 5| 1| 5| 6| 7| 0| 2| | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Histiocytoma, Metastatic, | | | Skin | | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Adenoma | X X X X | 7 | Carcinoma | X X | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrous Histiocytoma, Metastatic, | | | Skin | | 1 | |__________________________________________________________________________|____________| Ureter | | 1 | Transitional Epithelium, Carcinoma | | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Histiocytic Sarcoma | | 1 | Lymphoma Malignant | X | 2 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 90 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