TDMS Study 05135-06 Pathology Tables
NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 Facility: Battelle Northwest Chemical CAS #: 78-79-5 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Note: Animals arranged according to CID number Page 1 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 1| 1| 1| 3| 1| 1| DAY ON TEST | 7| 8| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 9| 7| 7| 7| 7| 7| 7| 8| 8| 8| 7| 8| 8| | 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 1| 0| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + + + + + + + + + + + + A + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + M + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + A + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | | Hepatocellular Carcinoma, Multiple | X | Hepatocellular Adenoma | X X | |__________________________________________________________________________| Mesentery | + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tongue | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tooth | | __________________________________________|__________________________________________________________________________| Page 2 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 1| 1| 1| 3| 1| 1| DAY ON TEST | 7| 8| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 9| 7| 7| 7| 7| 7| 7| 8| 8| 8| 7| 8| 8| | 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 1| 0| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Odontoma | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + M + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + M + + M + + M + + + M + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Penis | + | |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Prostate | + M + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 3 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 1| 1| 1| 3| 1| 1| DAY ON TEST | 7| 8| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 9| 7| 7| 7| 7| 7| 7| 8| 8| 8| 7| 8| 8| | 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 1| 0| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node | + | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + M M + + + + + + + + M M M + + + + + + +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Mandibular | M M + + + M M + M M + + + + M + + M + + M + + M +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | M + + M M M M + + + M M + M M + + + M + + M M M +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | 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| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 3| 3| 3| 3| 3| 3| 1| 1| 1| 3| 1| 1| DAY ON TEST | 7| 8| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 9| 7| 7| 7| 7| 7| 7| 8| 8| 8| 7| 8| 8| | 3| 9| 3| 3| 3| 3| 3| 3| 1| 1| 3| 1| 0| 3| 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X | |__________________________________________________________________________| Zymbal's Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | __________________________________________|__________________________________________________________________________| Page 5 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 1| 1| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 8| 8| 8| 8| | | | 3| 3| 3| 1| 3| 3| 1| 2| 3| 3| 3| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | Hepatocellular Carcinoma | X X X | 3 | Hepatocellular Carcinoma, Multiple | | 1 | Hepatocellular Adenoma | X X | 4 | |__________________________________________________________________________|____________| Mesentery | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________|____________| * : 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 6 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 1| 1| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 8| 8| 8| 8| | | | 3| 3| 3| 1| 3| 3| 1| 2| 3| 3| 3| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Tooth | + | 1 | Odontoma | X | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | + M + + M + + + + + + + + + + | 34 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + M M + + + + | 38 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________|____________| * : 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 7 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 1| 1| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 8| 8| 8| 8| | | | 3| 3| 3| 1| 3| 3| 1| 2| 3| 3| 3| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Penis | | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + M + + + + + + | 38 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | M + + M + + M + + + + + + + + | 32 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M + + + M M + M M M + + | 24 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + M M M + M M + + M + + M + M | 19 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Lymphocytic | | 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 8 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 1| 1| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 8| 8| 8| 8| | | | 3| 3| 3| 1| 3| 3| 1| 2| 3| 3| 3| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | | 2 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________|____________| * : 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 1| 1| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 8| 8| 8| 8| | | | 3| 3| 3| 1| 3| 3| 1| 2| 3| 3| 3| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | CONTROL | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| SPECIAL SENSES SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X | 2 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Lymphocytic | | 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 0| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 3| 6| 9| 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| 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| 70 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + | |__________________________________________________________________________| Gallbladder | + A | |__________________________________________________________________________| Intestine Large, Colon | + + | |__________________________________________________________________________| Intestine Large, Rectum | + + | |__________________________________________________________________________| Intestine Large, Cecum | + + | |__________________________________________________________________________| Intestine Small, Duodenum | + + | |__________________________________________________________________________| Intestine Small, Jejunum | + A | |__________________________________________________________________________| Intestine Small, Ileum | + A | |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X | Hepatocellular Adenoma | X | Hepatocellular Adenoma, Multiple | | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + | |__________________________________________________________________________| Salivary Glands | + + | |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tongue | + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | __________________________________________|__________________________________________________________________________| Page 11 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 0| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 3| 6| 9| 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| 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| 70 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| CARDIOVASCULAR SYSTEM - cont | | | | |__________________________________________________________________________| Blood Vessel | + + | |__________________________________________________________________________| Heart | + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + | |__________________________________________________________________________| Adrenal Medulla | + + | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + | |__________________________________________________________________________| Pituitary Gland | + + | |__________________________________________________________________________| Thyroid Gland | + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + | |__________________________________________________________________________| Preputial Gland | + + | |__________________________________________________________________________| Prostate | + + | |__________________________________________________________________________| Seminal Vesicle | + + | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 12 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 0| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 3| 6| 9| 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| 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| 70 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Bone Marrow | + + | |__________________________________________________________________________| Lymph Node | + | |__________________________________________________________________________| Lymph Node, Bronchial | + M | |__________________________________________________________________________| Lymph Node, Mandibular | M + | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + | |__________________________________________________________________________| Lymph Node, Mediastinal | + + | |__________________________________________________________________________| Spleen | + + + + + | |__________________________________________________________________________| Thymus | + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | M M | |__________________________________________________________________________| Skin | + + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + | |__________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + | |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 13 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 0| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 1| 5| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 3| 6| 9| 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| 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| 70 PPM | 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + | |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + | |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X| |__________________________________________________________________________| Zymbal's Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + | |__________________________________________________________________________| Urinary Bladder | + + + + | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 14 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 70 PPM | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Gallbladder | + M + + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | Hepatocellular Carcinoma | | 1 | Hepatocellular Adenoma | X X | 3 | Hepatocellular Adenoma, Multiple | X | 1 | |__________________________________________________________________________|____________| Mesentery | | 2 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________|____________| * : 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 15 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 70 PPM | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + + + | 11 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + | 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 16 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 70 PPM | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM - cont | | | | | | Prostate | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Lymph Node | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + M M + + + M M | 7 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + + + + + + M + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + | 15 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + | 14 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL 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 17 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 70 PPM | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| MUSCULOSKELETAL SYSTEM - cont | | | | | | Bone | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | X | 2 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X X | 6 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | * : 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 18 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 3| 3| 3| 3| 3| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | A | 70 PPM | 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + | 15 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ * : 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 19 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 2| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 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 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| 1| 1| 1| 1| 1| 1| 220 PPM | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | A | |__________________________________________________________________________| Gallbladder | A | |__________________________________________________________________________| Intestine Large, Colon | A | |__________________________________________________________________________| Intestine Large, Rectum | A | |__________________________________________________________________________| Intestine Large, Cecum | A | |__________________________________________________________________________| Intestine Small, Duodenum | A | |__________________________________________________________________________| Intestine Small, Jejunum | A | |__________________________________________________________________________| Intestine Small, Ileum | A | |__________________________________________________________________________| Liver | + + + + A + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X X | Hepatocellular Adenoma | X X X | Hepatocellular Adenoma, Multiple | X X | |__________________________________________________________________________| Pancreas | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + | |__________________________________________________________________________| Salivary Glands | A | |__________________________________________________________________________| Stomach, Forestomach | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Tongue | + | |__________________________________________________________________________| Tooth | + | Odontoma | X | _____________________________________________________________________________________________________________________| Page 20 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 2| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 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 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| 1| 1| 1| 1| 1| 1| 220 PPM | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | A | |__________________________________________________________________________| Heart | A | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | A | |__________________________________________________________________________| Adrenal Medulla | A | |__________________________________________________________________________| Islets, Pancreatic | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | A | |__________________________________________________________________________| Pituitary Gland | A | |__________________________________________________________________________| Thyroid Gland | A | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | A | |__________________________________________________________________________| Preputial Gland | A | |__________________________________________________________________________| Prostate | A | |__________________________________________________________________________| Seminal Vesicle | A | |__________________________________________________________________________| Testes | + + + + A + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | A | __________________________________________|__________________________________________________________________________| Page 21 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 2| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 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 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| 1| 1| 1| 1| 1| 1| 220 PPM | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | |__________________________________________________________________________| Lymph Node, Bronchial | A | |__________________________________________________________________________| Lymph Node, Mandibular | A | |__________________________________________________________________________| Lymph Node, Mesenteric | A | |__________________________________________________________________________| Lymph Node, Mediastinal | A | |__________________________________________________________________________| Spleen | A | |__________________________________________________________________________| Thymus | A | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | A | |__________________________________________________________________________| Skin | A | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | A + | |__________________________________________________________________________| Skeletal Muscle | + + + + A + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | A | |__________________________________________________________________________| Peripheral Nerve | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + A + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | A | __________________________________________|__________________________________________________________________________| Page 22 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| DAY ON TEST | 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| | 2| 2| 2| 2| 0| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 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 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| 1| 1| 1| 1| 1| 1| 220 PPM | 8| 8| 8| 8| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | |__________________________________________________________________________| Lung | + + + + A + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X | |__________________________________________________________________________| Nose | + + + + A + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | A | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + | |__________________________________________________________________________| Harderian Gland | + + + + A + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X| |__________________________________________________________________________| Zymbal's Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | A | |__________________________________________________________________________| Urinary Bladder | A | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 23 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 0| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 9| 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 220 PPM | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + M + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + M + + + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 39 | Hepatocellular Carcinoma | X | 3 | Hepatocellular Adenoma | | 3 | Hepatocellular Adenoma, Multiple | X | 3 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________|____________| * : 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 0| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 9| 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 220 PPM | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Tooth | + | 2 | Odontoma | | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | M + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + | 11 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Parathyroid Gland | M + + + + + + M + M + | 8 | |__________________________________________________________________________|____________| Pituitary Gland | + M + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + | 11 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + | 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 25 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 0| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 9| 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 220 PPM | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + M + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | M + + + + + + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + M M + | 9 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + M + M + + + M M + + | 7 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + + | 11 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + | 11 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________|____________| * : 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 26 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 0| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 9| 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 220 PPM | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| MUSCULOSKELETAL SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 39 | Alveolar/Bronchiolar Adenoma | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + | 11 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 39 | Adenoma | | 4 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + + | 12 | _____________________________________________________________________________________________________________________| | URINARY 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 27 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 0| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| | | | 9| 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 220 PPM | 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + | 11 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ * : 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 28 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 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| DAY ON TEST | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 2| 7| | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 700 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + | |__________________________________________________________________________| Gallbladder | + A | |__________________________________________________________________________| Intestine Large, Colon | + + | |__________________________________________________________________________| Intestine Large, Rectum | + + | |__________________________________________________________________________| Intestine Large, Cecum | + + + | |__________________________________________________________________________| Intestine Small, Duodenum | A + | |__________________________________________________________________________| Intestine Small, Jejunum | + + | |__________________________________________________________________________| Intestine Small, Ileum | + + | |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X X X X | Hepatocellular Carcinoma, Multiple | X | Hepatocellular Adenoma | X X X X X X X X | Hepatocellular Adenoma, Multiple | X X X | Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + | |__________________________________________________________________________| Salivary Glands | + + | |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Papilloma | X | |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 29 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 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| DAY ON TEST | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 2| 7| | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 700 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | |__________________________________________________________________________| Tongue | + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + | |__________________________________________________________________________| Heart | + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + | |__________________________________________________________________________| Adrenal Medulla | + + | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + | |__________________________________________________________________________| Pituitary Gland | + + | |__________________________________________________________________________| Thyroid Gland | + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + | |__________________________________________________________________________| Preputial Gland | + + + + + | |__________________________________________________________________________| Prostate | + + | |__________________________________________________________________________| Seminal Vesicle | + + | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 30 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 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| DAY ON TEST | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 2| 7| | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 700 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Lymph Node, Bronchial | + M | Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Lymph Node, Mandibular | + + | |__________________________________________________________________________| Lymph Node, Mesenteric | + M + | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Lymph Node, Mediastinal | + + | Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Spleen | + + | Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | |__________________________________________________________________________| Thymus | + + | Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | M M | |__________________________________________________________________________| Skin | + + | Squamous Cell Papilloma | | Sebaceous Gland, Adenoma | | _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 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| DAY ON TEST | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 2| 7| | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 700 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + | |__________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + | |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + M + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + | |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X X | Alveolar/Bronchiolar Carcinoma | X | Lymphoma Malignant Histiocytic | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + | |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X X X X X X X | Adenoma, Multiple | X | |__________________________________________________________________________| Zymbal's Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | __________________________________________|__________________________________________________________________________| Page 32 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 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| DAY ON TEST | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 2| 7| | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 7| 2| 2| 2| 2| 2| 2| 2| 2| 2| 4| 2| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| ANIMAL ID | 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| 700 PPM | 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| URINARY SYSTEM - cont | | | | |__________________________________________________________________________| Kidney | + + + | Bilateral, Lymphoma Malignant | | Lymphocytic | | |__________________________________________________________________________| Urinary Bladder | + + | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | | __________________________________________|__________________________________________________________________________| Page 33 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 7| 8| 8| | | | 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 6| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 PPM | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + | 14 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + | 12 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | Hepatocellular Carcinoma | | 4 | Hepatocellular Carcinoma, Multiple | | 1 | Hepatocellular Adenoma | X X X X | 12 | Hepatocellular Adenoma, Multiple | | 3 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Mesentery | | 2 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + | 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 34 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 7| 8| 8| | | | 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 6| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 PPM | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | Squamous Cell Papilloma | X | 2 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + + | 13 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + | 13 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | M M + + + + + + + + + | 11 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + | 13 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 7| 8| 8| | | | 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 6| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 PPM | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM - cont | | | | | | Epididymis | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + | 16 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + | 13 | Lymphoma Malignant Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + + + + M + | 11 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + M + M + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + | 13 | Lymphoma Malignant Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | M + M + + M + + + M + | 9 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + | 13 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | 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 36 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 7| 8| 8| | | | 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 6| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 PPM | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | Thymus | + + + + + + + + + + + | 13 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | X | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + | 14 | Squamous Cell Papilloma | X | 1 | Sebaceous Gland, Adenoma | X | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | | 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 37 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | | DAY ON TEST | 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| 8| 8| 7| 8| 8| | | | 2| 2| 2| 2| 5| 5| 5| 5| 5| 5| 5| 5| 6| 5| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| | A | 700 PPM | 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Alveolar/Bronchiolar Carcinoma | | 1 | Lymphoma Malignant Histiocytic | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + | 13 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + | 13 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X X X | 13 | Adenoma, Multiple | | 1 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + + | 13 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + | 14 | Bilateral, Lymphoma Malignant | | | Lymphocytic | X | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + | 13 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | 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 38 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 1| 1| 1| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 2| 1| 1| 3| DAY ON TEST | 7| 7| 6| 8| 3| 8| 7| 7| 7| 7| 8| 7| 7| 7| 7| 7| 7| 8| 2| 7| 8| 8| 8| 8| 7| | 1| 1| 0| 5| 6| 5| 1| 1| 1| 1| 5| 1| 1| 1| 1| 1| 1| 5| 6| 1| 5| 9| 5| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | 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| 2200 PPM | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + + + + + + + + + + + + + + + + + + + M + + + + +| |__________________________________________________________________________| Gallbladder | + + A + + + + + + + + + + + + + + + A + + A + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + M + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + A + + + + + + + + + + + + + + + + + + A + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + A + + + + + + + + + + + + + + + A + + A + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + A + + + + + + + + + + + + + + + A + + A + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + A + + A + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + A + + + + + + + + + + + + + + + A + + A + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemangioma | X | Hepatocellular Carcinoma | X | Hepatocellular Carcinoma, Multiple | X X | Hepatocellular Adenoma | X X X X X X | Hepatocellular Adenoma, Multiple | X X X X | Lymphoma Malignant Lymphocytic | X | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Mesentery | + + + | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 39 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 1| 1| 1| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 2| 1| 1| 3| DAY ON TEST | 7| 7| 6| 8| 3| 8| 7| 7| 7| 7| 8| 7| 7| 7| 7| 7| 7| 8| 2| 7| 8| 8| 8| 8| 7| | 1| 1| 0| 5| 6| 5| 1| 1| 1| 1| 5| 1| 1| 1| 1| 1| 1| 5| 6| 1| 5| 9| 5| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | 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| 2200 PPM | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Carcinoma | X | Squamous Cell Papilloma | X| |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + M + + + + + + + + + + A + + +| |__________________________________________________________________________| Tongue | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + M + + + + + + + + + + + + + + + + + + + + M +| |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + + + M + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + M + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + M M M + + + + + + + + + + + + + + M + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + M M + + + + + + + + + + + + + +| |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + A + + +| __________________________________________|__________________________________________________________________________| Page 40 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 1| 1| 1| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 2| 1| 1| 3| DAY ON TEST | 7| 7| 6| 8| 3| 8| 7| 7| 7| 7| 8| 7| 7| 7| 7| 7| 7| 8| 2| 7| 8| 8| 8| 8| 7| | 1| 1| 0| 5| 6| 5| 1| 1| 1| 1| 5| 1| 1| 1| 1| 1| 1| 5| 6| 1| 5| 9| 5| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | 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| 2200 PPM | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + + M + + + + + M + + + + + M + +| Lymphoma Malignant Lymphocytic | X | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + M + + + M + + + M M + M + + +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + M + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Lymph Node, Mediastinal | M M + M M + + M M M + M + + + M + + + M M + + M M| Lymphoma Malignant Lymphocytic | X | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Thymus | + + + M + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | _____________________________________________________________________________________________________________________| Page 41 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 1| 1| 1| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 2| 1| 1| 3| DAY ON TEST | 7| 7| 6| 8| 3| 8| 7| 7| 7| 7| 8| 7| 7| 7| 7| 7| 7| 8| 2| 7| 8| 8| 8| 8| 7| | 1| 1| 0| 5| 6| 5| 1| 1| 1| 1| 5| 1| 1| 1| 1| 1| 1| 5| 6| 1| 5| 9| 5| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | 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| 2200 PPM | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + M + + A + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + A + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + A + + + + + + + + + + + + + + + + M + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X X | Alveolar/Bronchiolar Adenoma, | | Multiple | | Alveolar/Bronchiolar Carcinoma, | | Multiple | | Squamous Cell Carcinoma, Metastatic, | | Stomach, Forestomach | X | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Turbinate, Olfactory Epithelium, | | Lymphoma Malignant | X | |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 42 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 3| 1| 1| 1| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 2| 1| 1| 3| DAY ON TEST | 7| 7| 6| 8| 3| 8| 7| 7| 7| 7| 8| 7| 7| 7| 7| 7| 7| 8| 2| 7| 8| 8| 8| 8| 7| | 1| 1| 0| 5| 6| 5| 1| 1| 1| 1| 5| 1| 1| 1| 1| 1| 1| 5| 6| 1| 5| 9| 5| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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 | 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| 2200 PPM | 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 8| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X X X X| Adenoma, Multiple | X | Carcinoma | | Lymphoma Malignant | X | |__________________________________________________________________________| Zymbal's Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Lymphoma Malignant | | Lymphocytic | X | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant | X | Lymphoma Malignant Lymphocytic | X | __________________________________________|__________________________________________________________________________| Page 43 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + + + + + + + | 37 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + | 37 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + | 37 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + | 37 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | Hemangioma | X | 2 | Hepatocellular Carcinoma | | 1 | Hepatocellular Carcinoma, Multiple | X | 3 | Hepatocellular Adenoma | X X X X X X X | 13 | Hepatocellular Adenoma, Multiple | X | 5 | Lymphoma Malignant Lymphocytic | | 1 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 1 | |__________________________________________________________________________|____________| Mesentery | + | 4 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Pharynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | Squamous Cell Carcinoma | X | 2 | Squamous Cell Papilloma | X | 2 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | M + + + M + M + + + M + + + + | 32 | |__________________________________________________________________________|____________| Pituitary Gland | M + + + + + + + + + + + + + + | 37 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | 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 45 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Prostate | + + + + M + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + + M M + + + + + + + | 35 | Lymphoma Malignant Lymphocytic | | 1 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + M + + + M | 33 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + | 39 | Lymphoma Malignant Lymphocytic | | 1 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + M M M M M M + + + + + + + M | 20 | Lymphoma Malignant Lymphocytic | | 1 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 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 46 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + | 39 | Lymphoma Malignant Lymphocytic | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________|____________| * : 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | Alveolar/Bronchiolar Adenoma | X X X X | 8 | Alveolar/Bronchiolar Adenoma, | | | Multiple | X X | 2 | Alveolar/Bronchiolar Carcinoma, | | | Multiple | X | 1 | Squamous Cell Carcinoma, Metastatic, | | | Stomach, Forestomach | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | Turbinate, Olfactory Epithelium, | | | Lymphoma Malignant | | 1 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X X X X | 11 | Adenoma, Multiple | X | 2 | Carcinoma | X | 1 | Lymphoma Malignant | | 1 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + | 40 | Bilateral, Lymphoma Malignant | | | Lymphocytic | | 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 48 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 7| 7| 7| 8| 7| 7| 7| 7| 8| | | | 5| 1| 1| 1| 1| 1| 1| 1| 1| 5| 1| 1| 1| 1| 5| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| | A | 2200 PPM | 8| 8| 8| 8| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 0| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| URINARY SYSTEM - cont | | | | | | Urinary Bladder | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant | | 1 | Lymphoma Malignant Lymphocytic | | 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 49 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 1| 3| 1| 1| 1| 1| 1| 3| 1| 1| 1| 3| 3| 1| 3| 2| 3| 3| 3| 3| 3| 1| 1| 3| DAY ON TEST | 7| 2| 7| 8| 8| 2| 2| 8| 1| 4| 8| 8| 7| 7| 8| 7| 0| 7| 7| 7| 7| 7| 8| 8| 7| | 1| 3| 1| 5| 5| 8| 3| 3| 7| 6| 5| 3| 1| 1| 5| 1| 9| 1| 1| 1| 1| 1| 3| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| 7000 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM | | |__________________________________________________________________________| Esophagus | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Gallbladder | + A + + + + A + + + + + M + M M + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + A + + + + A + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + A + + + + A + + + + + M + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + A + + + + A + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + A + + + + A + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + A + + + + + + + + + + + + + + + + + + + + + + +| Hepatocellular Carcinoma | X X X X | Hepatocellular Adenoma | X X | Hepatocellular Adenoma, Multiple | X X X X X X| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Mesentery | + | |__________________________________________________________________________| Pancreas | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + A + + + + + + + + + + + + + + + + + + + + + + +| Squamous Cell Carcinoma | X | Squamous Cell Papilloma | X X | Squamous Cell Papilloma, Multiple | | |__________________________________________________________________________| Stomach, Glandular | + A + + + + A + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 50 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 1| 3| 1| 1| 1| 1| 1| 3| 1| 1| 1| 3| 3| 1| 3| 2| 3| 3| 3| 3| 3| 1| 1| 3| DAY ON TEST | 7| 2| 7| 8| 8| 2| 2| 8| 1| 4| 8| 8| 7| 7| 8| 7| 0| 7| 7| 7| 7| 7| 8| 8| 7| | 1| 3| 1| 5| 5| 8| 3| 3| 7| 6| 5| 3| 1| 1| 5| 1| 9| 1| 1| 1| 1| 1| 3| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| 7000 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| ALIMENTARY SYSTEM - cont | | | | |__________________________________________________________________________| Tongue | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Heart | + A + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| Adrenal Cortex | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + M + M + + + + + + + + + M + + M + + + + + + + +| |__________________________________________________________________________| Pituitary Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thyroid Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Penis | + + | |__________________________________________________________________________| Preputial Gland | + A + + + + + + + + + + + + + + + + + + + + + + M| |__________________________________________________________________________| Prostate | + M + + + + + + + + + + + + + + + + + + + + + + M| __________________________________________|__________________________________________________________________________| Page 51 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 1| 3| 1| 1| 1| 1| 1| 3| 1| 1| 1| 3| 3| 1| 3| 2| 3| 3| 3| 3| 3| 1| 1| 3| DAY ON TEST | 7| 2| 7| 8| 8| 2| 2| 8| 1| 4| 8| 8| 7| 7| 8| 7| 0| 7| 7| 7| 7| 7| 8| 8| 7| | 1| 3| 1| 5| 5| 8| 3| 3| 7| 6| 5| 3| 1| 1| 5| 1| 9| 1| 1| 1| 1| 1| 3| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| 7000 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| GENITAL SYSTEM - cont | | | | |__________________________________________________________________________| Seminal Vesicle | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Bronchial | + M M + + M + + + + + + + + + + + + + M + + + M +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Mandibular | + M + + + M + + + M + + + M + + + M M + + M M + M| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Mesenteric | + A + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Lymph Node, Mediastinal | M M M M M M + M + M + + M + M + + + + + + M + M +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Spleen | + A + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Thymus | + M + + + M + + + M + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | 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| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Subcutaneous Tissue, Sarcoma | X | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | __________________________________________|__________________________________________________________________________| Page 52 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 1| 3| 1| 1| 1| 1| 1| 3| 1| 1| 1| 3| 3| 1| 3| 2| 3| 3| 3| 3| 3| 1| 1| 3| DAY ON TEST | 7| 2| 7| 8| 8| 2| 2| 8| 1| 4| 8| 8| 7| 7| 8| 7| 0| 7| 7| 7| 7| 7| 8| 8| 7| | 1| 3| 1| 5| 5| 8| 3| 3| 7| 6| 5| 3| 1| 1| 5| 1| 9| 1| 1| 1| 1| 1| 3| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| 7000 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| MUSCULOSKELETAL SYSTEM - cont | | | | |__________________________________________________________________________| Bone | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Skeletal Muscle | + A + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Lymphocytic | X | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + A + + + + + + + + + + + + + + + + + + + + + + +| Meningioma Malignant, Metastatic, | | Spinal Cord | X | |__________________________________________________________________________| Peripheral Nerve | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + A + + + + + + + + + + + + + + + + + + + + + + +| Meningioma Malignant | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + A + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X X X X | Alveolar/Bronchiolar Adenoma, | | Multiple | X X| Alveolar/Bronchiolar Carcinoma | | Lymphoma Malignant Lymphocytic | X | |__________________________________________________________________________| Nose | + A + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + A + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 53 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 _____________________________________________________________________________________________________________________ | 3| 1| 3| 1| 1| 1| 1| 1| 3| 1| 1| 1| 3| 3| 1| 3| 2| 3| 3| 3| 3| 3| 1| 1| 3| DAY ON TEST | 7| 2| 7| 8| 8| 2| 2| 8| 1| 4| 8| 8| 7| 7| 8| 7| 0| 7| 7| 7| 7| 7| 8| 8| 7| | 1| 3| 1| 5| 5| 8| 3| 3| 7| 6| 5| 3| 1| 1| 5| 1| 9| 1| 1| 1| 1| 1| 3| 5| 1| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| B6C3F1 MICE 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| 7000 PPM | 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 2| | 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| __________________________________________|__________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | Harderian Gland | + A + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X | Adenoma, Multiple | X X | |__________________________________________________________________________| Zymbal's Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + A + + + + + + + + + + + + + + + + + + + + + + +| Bilateral, Lymphoma Malignant | | Lymphocytic | X | |__________________________________________________________________________| Urinary Bladder | + A + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Lymphoma Malignant Histiocytic | X | Lymphoma Malignant Lymphocytic | X | __________________________________________|__________________________________________________________________________| Page 54 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 1| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 8| 2| 7| 2| 7| 7| 7| 7| 1| | | | 3| 1| 1| 1| 1| 1| 3| 8| 1| 3| 1| 1| 1| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 7000 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Esophagus | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Gallbladder | + + + + + + + + + A + + + + A | 33 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + A + + + + + | 37 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + A + + + + + | 36 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + A + + + + A | 36 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + A + + + + A | 36 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + A + + + + + | 38 | Hepatocellular Carcinoma | X X X X X | 9 | Hepatocellular Adenoma | X X X | 5 | Hepatocellular Adenoma, Multiple | X X X X X | 11 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Mesentery | + | 2 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + A + + + + + | 38 | Squamous Cell Carcinoma | | 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 55 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 1| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 8| 2| 7| 2| 7| 7| 7| 7| 1| | | | 3| 1| 1| 1| 1| 1| 3| 8| 1| 3| 1| 1| 1| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 7000 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| ALIMENTARY SYSTEM - cont | | | | | | Squamous Cell Papilloma | X X | 4 | Squamous Cell Papilloma, Multiple | X | 1 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + A + + + + + | 37 | |__________________________________________________________________________|____________| Tongue | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Heart | + + + + + + + + + A + + + + + | 38 | Lymphoma Malignant Lymphocytic | | 1 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + M + + + + M | 34 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + M + + + A + + M + M | 35 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + A + + + + + | 38 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 1| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 8| 2| 7| 2| 7| 7| 7| 7| 1| | | | 3| 1| 1| 1| 1| 1| 3| 8| 1| 3| 1| 1| 1| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 7000 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| GENITAL SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + A + + + + + | 39 | |__________________________________________________________________________|____________| Penis | A | 2 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + A + + + + + | 37 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + M + + + + + | 37 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + A + + + + + | 39 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + M + + + + + + + M M + + + + | 32 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | M M M + M + + + + A M + M + M | 23 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + A + + + M + | 37 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + M + M + + M A + M M + + | 22 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + A + + + + + | 38 | Lymphoma Malignant Lymphocytic | | 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 57 NTP Experiment-Test: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 1| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 8| 2| 7| 2| 7| 7| 7| 7| 1| | | | 3| 1| 1| 1| 1| 1| 3| 8| 1| 3| 1| 1| 1| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 7000 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Thymus | + + + + + + + + + A + + + + + | 36 | Lymphoma Malignant Lymphocytic | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M | | |__________________________________________________________________________|____________| Skin | + + + + + + + + + A + + + + + | 39 | Subcutaneous Tissue, Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Skeletal Muscle | + + + + + + + + + A + + + + + | 38 | Lymphoma Malignant Lymphocytic | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + A + + + + + | 38 | Meningioma Malignant, Metastatic, | | | Spinal Cord | | 1 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + A + + + + + | 38 | Meningioma Malignant | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + A + + + + + | 38 | _____________________________________________________________________________________________________________________|____________| * : 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: 05135-06 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:28:03 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 1| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 7| 7| 7| 7| 7| 8| 2| 7| 2| 7| 7| 7| 7| 1| | | | 3| 1| 1| 1| 1| 1| 3| 8| 1| 3| 1| 1| 1| 1| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 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| | T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| | A | 7000 PPM | 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| | L | | 6| 7| 8| 9| 0| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| | | _____________________________________________________________________________________________________________________|____________| RESPIRATORY SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Lung | + + + + + + + + + A + + + + + | 38 | Alveolar/Bronchiolar Adenoma | X | 5 | Alveolar/Bronchiolar Adenoma, | | | Multiple | X X | 4 | Alveolar/Bronchiolar Carcinoma | X X X | 3 | Lymphoma Malignant Lymphocytic | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + A + + + + + | 38 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + A + + + + + | 38 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Harderian Gland | + + + + + + + + + A + + + + + | 38 | Adenoma | X X X X | 7 | Adenoma, Multiple | X X X | 5 | |__________________________________________________________________________|____________| Zymbal's Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + A + + + + + | 38 | Bilateral, Lymphoma Malignant | | | Lymphocytic | | 1 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + A + + + + + | 38 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Lymphoma Malignant Histiocytic | | 1 | Lymphoma Malignant Lymphocytic | | 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 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------