TDMS Study 05135-05 Pathology Tables
NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 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: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 8| 6| 6| 6| | 8| 8| 8| 6| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 6| 6| 8| 8| 6| 6| 8| 6| 8| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Mesentery | + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 2 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 8| 6| 6| 6| | 8| 8| 8| 6| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 6| 6| 8| 8| 6| 6| 8| 6| 8| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + M + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X | |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node | + | |__________________________________________________________________________| Lymph Node, Bronchial | M + + + M + + M M + + + + + + M + M + + + + + + +| __________________________________________|__________________________________________________________________________| Page 3 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 8| 6| 6| 6| | 8| 8| 8| 6| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 6| 6| 8| 8| 6| 6| 8| 6| 8| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + M M + + + + + + + + + + + + + + + + M +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + M + M + + + + + + + + + + + + + + M + + +| |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thymus | + + + + + + + + + + + M + + + + M + + + M + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M + + M + M| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + M +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 4 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 8| 6| 6| 6| | 8| 8| 8| 6| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 6| 6| 8| 8| 6| 6| 8| 6| 8| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 5 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| | | | 8| 8| 8| 8| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + M + + + + + + + + + | 39 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Mesentery | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + | 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: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| | | | 8| 8| 8| 8| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | Heart | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Adrenal Medulla | + + M + + + + + + + + + + + + | 38 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X X X | 6 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + M + + + + + + + | 39 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | Interstitial Cell, Adenoma | X | 3 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 7 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| | | | 8| 8| 8| 8| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node | | 1 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + M + + M + + + + + + + + + + | 32 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + M + + + + + M + | 35 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + M + + + + + M + + + + + | 35 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Thymus | + + + M + M + + + + + + + + + | 35 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M | 3 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 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 8 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| | | | 8| 8| 8| 8| 8| 6| 8| 8| 8| 6| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM - cont | | | | | | Spinal Cord | + + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Harderian Gland | + + | 5 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ 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 9 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 1| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 1| 3| 1| 3| 1| 1| 3| 3| DAY ON TEST | 6| 6| 8| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 8| 6| 8| 8| 6| 6| | 8| 8| 6| 8| 6| 8| 8| 8| 8| 8| 8| 8| 6| 8| 6| 8| 8| 6| 8| 6| 8| 6| 6| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + + + + | |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + | |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + | |__________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + | |__________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + | |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + | |__________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + | |__________________________________________________________________________| Liver | + + + + + + + + + + + + | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + | |__________________________________________________________________________| Pharynx | + + + + + + + + | |__________________________________________________________________________| Salivary Glands | + + + + + + + + | |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + | |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + + + + | |__________________________________________________________________________| Heart | + + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 10 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 1| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 1| 3| 1| 3| 1| 1| 3| 3| DAY ON TEST | 6| 6| 8| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 8| 6| 8| 8| 6| 6| | 8| 8| 6| 8| 6| 8| 8| 8| 8| 8| 8| 8| 6| 8| 6| 8| 8| 6| 8| 6| 8| 6| 6| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Adrenal Cortex | + + + + + + + + | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + | |__________________________________________________________________________| Parathyroid Gland | + + + + + + + + | |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + +| Adenoma | X X X X X| |__________________________________________________________________________| Thyroid Gland | + + + + + + + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + | |__________________________________________________________________________| Preputial Gland | + + + + + + + + | |__________________________________________________________________________| Prostate | + + + + + + + + | |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X | Interstitial Cell, Adenoma | X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + | |__________________________________________________________________________| Lymph Node | + | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 11 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 1| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 1| 3| 1| 3| 1| 1| 3| 3| DAY ON TEST | 6| 6| 8| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 8| 6| 8| 8| 6| 6| | 8| 8| 6| 8| 6| 8| 8| 8| 8| 8| 8| 8| 6| 8| 6| 8| 8| 6| 8| 6| 8| 6| 6| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | | | | Lymph Node, Bronchial | + + + + + + + + | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + + + | |__________________________________________________________________________| Spleen | + + + + + + + + + + + | Leukemia Mononuclear | X X | |__________________________________________________________________________| Thymus | + + + + + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + + + + | |__________________________________________________________________________| Skin | + + + + + + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + | |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + | |__________________________________________________________________________| Spinal Cord | + + + + + + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + | |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 12 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 1| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 3| 1| 3| 1| 3| 1| 1| 3| 3| DAY ON TEST | 6| 6| 8| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 8| 6| 8| 8| 6| 6| | 8| 8| 6| 8| 6| 8| 8| 8| 8| 8| 8| 8| 6| 8| 6| 8| 8| 6| 8| 6| 8| 6| 6| 8| 8| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 - cont | | | | Alveolar/Bronchiolar Adenoma | | |__________________________________________________________________________| Nose | + + + + + + + + | |__________________________________________________________________________| Trachea | + + + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + | |__________________________________________________________________________| Urinary Bladder | + + + + + + + + | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Leukemia Mononuclear | X X | __________________________________________|__________________________________________________________________________| Page 13 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| | | | 6| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + | 10 | |__________________________________________________________________________|____________| Liver | + + + | 15 | |__________________________________________________________________________|____________| Mesentery | | 2 | |__________________________________________________________________________|____________| Pancreas | + + | 10 | |__________________________________________________________________________|____________| Pharynx | + + | 10 | |__________________________________________________________________________|____________| Salivary Glands | + + | 10 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + | 10 | |__________________________________________________________________________|____________| Stomach, Glandular | + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + | 10 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 14 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| | | | 6| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | Heart | + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + | 10 | |__________________________________________________________________________|____________| Adrenal Medulla | + + | 10 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + | 10 | |__________________________________________________________________________|____________| Parathyroid Gland | + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + | 18 | Adenoma | X X | 7 | |__________________________________________________________________________|____________| Thyroid Gland | + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + | 10 | |__________________________________________________________________________|____________| Preputial Gland | + + | 10 | |__________________________________________________________________________|____________| Prostate | + + | 10 | |__________________________________________________________________________|____________| Seminal Vesicle | + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | Leukemia Mononuclear | | 2 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 15 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| | | | 6| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | | | Interstitial Cell, Adenoma | X | 3 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + | 10 | |__________________________________________________________________________|____________| Lymph Node | + | 2 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + | 15 | |__________________________________________________________________________|____________| Spleen | + + | 13 | Leukemia Mononuclear | | 2 | |__________________________________________________________________________|____________| Thymus | + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + | 10 | |__________________________________________________________________________|____________| Skin | + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 16 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| | | DAY ON TEST | 8| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| | | | 6| 8| 8| 8| 8| 8| 6| 8| 8| 8| 8| 8| 8| 8| 8| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Brain | + + | 11 | |__________________________________________________________________________|____________| Peripheral Nerve | + + | 10 | |__________________________________________________________________________|____________| Spinal Cord | + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + | 10 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | X | 1 | |__________________________________________________________________________|____________| Nose | + + | 10 | |__________________________________________________________________________|____________| Trachea | + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + | 10 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + | 10 | |__________________________________________________________________________|____________| Urinary Bladder | + + + | 11 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Leukemia Mononuclear | | 2 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 17 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 1| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 6| | 7| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 3| 7| 7| 6| 7| 6| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + + + + + | |__________________________________________________________________________| 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 | + + + + + + + + + + + + + + + | |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + + + + + + | |__________________________________________________________________________| Pharynx | + + + + + + + + + | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + | |__________________________________________________________________________| Stomach, Forestomach | + + + + + A + + + | |__________________________________________________________________________| Stomach, Glandular | + + + + + A + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + + + + + | |__________________________________________________________________________| Heart | + + + + + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 18 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 1| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 6| | 7| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 3| 7| 7| 6| 7| 6| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Adrenal Cortex | + + + + + + + + + | |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + | Ganglioneuroma | X | |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + | |__________________________________________________________________________| Parathyroid Gland | + + + + + M + + + | |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + | Adenoma | X X | |__________________________________________________________________________| Thyroid Gland | + + + + + A + + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + | Mesothelioma Benign | | |__________________________________________________________________________| Preputial Gland | + + + + + M + + + | |__________________________________________________________________________| Prostate | + + + + + + + + + | |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + M + + + | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + + + + + | __________________________________________|__________________________________________________________________________| Page 19 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 1| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 6| | 7| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 3| 7| 7| 6| 7| 6| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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, Mandibular | + + + + + + + + + + | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + + + + | |__________________________________________________________________________| Spleen | + + + + + + + + + + | |__________________________________________________________________________| Thymus | + + + + + + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + M + + + | |__________________________________________________________________________| Skin | + + + + + M + + + +| Sarcoma | X| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + M + + + | |__________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + | |__________________________________________________________________________| Peripheral Nerve | + + + + + M + + + | |__________________________________________________________________________| Spinal Cord | + + + + + M + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + A + + + | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 20 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 1| 1| 3| 3| 1| 1| 3| 1| 3| 3| 1| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 8| 8| 6| 6| 8| 8| 6| 6| 6| 6| 8| 6| 8| 6| 6| 8| 6| 6| | 7| 7| 7| 6| 7| 7| 7| 6| 6| 7| 7| 6| 6| 7| 3| 7| 7| 6| 7| 6| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Nose | + + + + + + + + + | |__________________________________________________________________________| Trachea | + + + + + A + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + | |__________________________________________________________________________| Urinary Bladder | + + + + + + + A + + + | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesothelioma Benign | | __________________________________________|__________________________________________________________________________| Page 21 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| | | | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + + | 22 | |__________________________________________________________________________|____________| Mesentery | | 2 | |__________________________________________________________________________|____________| Pancreas | + + | 11 | |__________________________________________________________________________|____________| Pharynx | + + | 11 | |__________________________________________________________________________|____________| Salivary Glands | + + | 11 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + | 10 | |__________________________________________________________________________|____________| Stomach, Glandular | + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + | 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 22 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| | | | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | Heart | + + | 11 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + | 11 | |__________________________________________________________________________|____________| Adrenal Medulla | + + | 12 | Ganglioneuroma | | 1 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + | 11 | |__________________________________________________________________________|____________| Parathyroid Gland | + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + | 14 | Adenoma | X | 3 | |__________________________________________________________________________|____________| Thyroid Gland | + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + | 12 | Mesothelioma Benign | X | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + | 10 | |__________________________________________________________________________|____________| Prostate | + + | 11 | |__________________________________________________________________________|____________| Seminal Vesicle | + + | 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 23 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| | | | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | | | Testes | + + + + + + + + + + + + + + + | 40 | Interstitial Cell, Adenoma | X X | 4 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + | 12 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + | 12 | |__________________________________________________________________________|____________| Spleen | + + | 12 | |__________________________________________________________________________|____________| Thymus | + + | 11 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + | 10 | |__________________________________________________________________________|____________| Skin | + + | 11 | Sarcoma | | 1 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + | 11 | |__________________________________________________________________________|____________| Skeletal Muscle | | 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 24 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| | | DAY ON TEST | 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| | | | 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + | 11 | |__________________________________________________________________________|____________| Peripheral Nerve | + + | 10 | |__________________________________________________________________________|____________| Spinal Cord | + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + | 10 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Nose | + + | 11 | |__________________________________________________________________________|____________| Trachea | + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + | 11 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + | 12 | |__________________________________________________________________________|____________| Urinary Bladder | + + + | 13 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Mesothelioma Benign | 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 25 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| | 7| 6| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + | |__________________________________________________________________________| Intestine Large, Colon | + + + + + | |__________________________________________________________________________| Intestine Large, Rectum | + + + + + | |__________________________________________________________________________| Intestine Large, Cecum | + + + + + | |__________________________________________________________________________| Intestine Small, Duodenum | + + + + + | |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + | |__________________________________________________________________________| Intestine Small, Ileum | + + + + + | |__________________________________________________________________________| Liver | + + + + + + + + +| |__________________________________________________________________________| Mesentery | | |__________________________________________________________________________| Pancreas | + + + + + | |__________________________________________________________________________| Pharynx | + + + + + | |__________________________________________________________________________| Salivary Glands | + + + + + | |__________________________________________________________________________| Stomach, Forestomach | + + + + + | |__________________________________________________________________________| Stomach, Glandular | + + + + + | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + | |__________________________________________________________________________| Heart | + + + + + | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 26 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| | 7| 6| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Adrenal Cortex | + + + + + | |__________________________________________________________________________| Adrenal Medulla | + + + + + | |__________________________________________________________________________| Islets, Pancreatic | + + + + + | |__________________________________________________________________________| Parathyroid Gland | + + + + + | |__________________________________________________________________________| Pituitary Gland | + + + + + + + | Adenoma | X X | |__________________________________________________________________________| Thyroid Gland | + + + + + | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + | |__________________________________________________________________________| Preputial Gland | + + + + + | |__________________________________________________________________________| Prostate | + + + + + | |__________________________________________________________________________| Seminal Vesicle | + + + + + | |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X X X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + | |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + | |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + | __________________________________________|__________________________________________________________________________| Page 27 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| | 7| 6| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + | |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + + + | |__________________________________________________________________________| Spleen | + + + + + + | |__________________________________________________________________________| Thymus | + + + + + | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + + + | Fibroadenoma | X | |__________________________________________________________________________| Skin | + + + + + + | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + | |__________________________________________________________________________| Peripheral Nerve | + + + + + | |__________________________________________________________________________| Spinal Cord | + + + + + | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + | |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Nose | + + + + + | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 28 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| | 7| 6| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Trachea | + + + + + + | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + | |__________________________________________________________________________| Urinary Bladder | + + + + + | __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| Page 29 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 1| | | DAY ON TEST | 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 8| | | | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + | 15 | |__________________________________________________________________________|____________| Mesentery | + + | 2 | |__________________________________________________________________________|____________| Pancreas | + + + + + | 10 | |__________________________________________________________________________|____________| Pharynx | + + + + + | 10 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + | 10 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + | 10 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + | 10 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : 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 30 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 1| | | DAY ON TEST | 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 8| | | | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | Heart | + + + + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + | 10 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + | 10 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + | 10 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + | 14 | Adenoma | X X | 4 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + | 10 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + | 12 | |__________________________________________________________________________|____________| Prostate | + + + + + | 10 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + | 40 | Interstitial Cell, Adenoma | X X X | 7 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 31 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 1| | | DAY ON TEST | 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 8| | | | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + | 11 | |__________________________________________________________________________|____________| Spleen | + + + + + + + | 13 | |__________________________________________________________________________|____________| Thymus | + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + | 11 | Fibroadenoma | | 1 | |__________________________________________________________________________|____________| Skin | + + + + + + | 12 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + | 10 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + | 10 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + | 10 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 32 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 1| 3| 1| | | DAY ON TEST | 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 8| 6| 8| | | | 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 6| 7| 6| 7| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | |__________________________________________________________________________|____________| Larynx | + + + + + | 10 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Nose | + + + + + | 10 | |__________________________________________________________________________|____________| Trachea | + + + + + | 11 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + | 11 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + | 12 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + | 10 | __________________________________________________________________________________________________________________________________ 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 33 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 1| 3| 3| 1| DAY ON TEST | 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 8| 8| 6| 6| 8| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + +| |__________________________________________________________________________| Mesentery | + + | |__________________________________________________________________________| Pancreas | + + + + +| |__________________________________________________________________________| Pharynx | + + + + +| |__________________________________________________________________________| Salivary Glands | + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + +| |__________________________________________________________________________| Heart | + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 34 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 1| 3| 3| 1| DAY ON TEST | 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 8| 8| 6| 6| 8| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | Adrenal Cortex | + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + +| Adenoma | X X | |__________________________________________________________________________| Thyroid Gland | + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + +| Mesothelioma NOS | X | |__________________________________________________________________________| Preputial Gland | + + + + +| |__________________________________________________________________________| Prostate | + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X X X X | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + +| |__________________________________________________________________________| Lymph Node, Bronchial | + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 35 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 1| 3| 3| 1| DAY ON TEST | 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 8| 8| 6| 6| 8| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Lymph Node, Mandibular | + + + + +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + + + + +| |__________________________________________________________________________| Spleen | + + + + + + +| |__________________________________________________________________________| Thymus | + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + + + +| |__________________________________________________________________________| Skin | + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + +| |__________________________________________________________________________| Peripheral Nerve | + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Nose | + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 36 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 1| 3| 3| 1| 1| 3| 3| 1| DAY ON TEST | 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 8| 6| 6| 8| 8| 6| 6| 8| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Trachea | + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + +| _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + +| |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesothelioma NOS | X | __________________________________________|__________________________________________________________________________| Page 37 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 3| 1| 3| 1| 3| 3| 3| 1| 3| | | DAY ON TEST | 6| 6| 6| 6| 8| 8| 6| 8| 6| 8| 6| 6| 6| 8| 6| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + | 10 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + | 10 | |__________________________________________________________________________|____________| Liver | + + + + + + | 17 | |__________________________________________________________________________|____________| Mesentery | | 2 | |__________________________________________________________________________|____________| Pancreas | + + + + + | 10 | |__________________________________________________________________________|____________| Pharynx | + + + + + | 10 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + | 10 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + | 10 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + | 10 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + | 10 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : 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: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 3| 1| 3| 1| 3| 3| 3| 1| 3| | | DAY ON TEST | 6| 6| 6| 6| 8| 8| 6| 8| 6| 8| 6| 6| 6| 8| 6| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | Heart | + + + + + | 10 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + | 10 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + | 10 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + | 10 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + | 10 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + | 14 | Adenoma | X | 3 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + | 10 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + | 11 | Mesothelioma NOS | | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + | 10 | |__________________________________________________________________________|____________| Prostate | + + + + + | 10 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + | 10 | |__________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + | 39 | _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 39 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 3| 1| 3| 1| 3| 3| 3| 1| 3| | | DAY ON TEST | 6| 6| 6| 6| 8| 8| 6| 8| 6| 8| 6| 6| 6| 8| 6| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 - cont | | | | | | Interstitial Cell, Adenoma | X X X X | 8 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + + + | 11 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + | 10 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + + + + | 10 | |__________________________________________________________________________|____________| Spleen | + + + + + + | 13 | |__________________________________________________________________________|____________| Thymus | + + + + + | 10 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | + + + + + | 10 | |__________________________________________________________________________|____________| Skin | + + + + + | 10 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + | 10 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| Brain | + + + + + | 10 | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : 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 40 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 3| 3| 3| 3| 1| 1| 3| 1| 3| 1| 3| 3| 3| 1| 3| | | DAY ON TEST | 6| 6| 6| 6| 8| 8| 6| 8| 6| 8| 6| 6| 6| 8| 6| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM - cont | | | | | | Peripheral Nerve | + + + + + | 10 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + | 10 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + | 10 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Nose | + + + + + | 10 | |__________________________________________________________________________|____________| Trachea | + + + + + | 10 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + | 11 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + | 16 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + | 17 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Mesothelioma NOS | | 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 41 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| 8| 6| 6| 8| 6| 6| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Mesentery | + | |__________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pharynx | + + + + + + + + + + + + + + + + + + + + + + + + +| Palate, Papilloma | X | |__________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | |__________________________________________________________________________| Blood Vessel | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | __________________________________________|__________________________________________________________________________| Page 42 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| 8| 6| 6| 8| 6| 6| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| ENDOCRINE SYSTEM - cont | | | | |__________________________________________________________________________| Adrenal Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Adrenal Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Adenoma | X X X X X X| |__________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | |__________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesothelioma Benign | | |__________________________________________________________________________| Preputial Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Seminal Vesicle | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Interstitial Cell, Adenoma | X X X X X X | Interstitial Cell, Adenoma, Multiple | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | |__________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| __________________________________________|__________________________________________________________________________| Page 43 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| 8| 6| 6| 8| 6| 6| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Lymph Node, Bronchial | + + + + + + + + + + M + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lymph Node, Mediastinal | + M M M + + + M + + + M + + + + + + + M + + + + +| |__________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Thymus | + + + + + M + + M + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | |__________________________________________________________________________| Mammary Gland | + + M M M M M M M M M M M M M M M M M M M M M M M| |__________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | |__________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | |__________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Peripheral Nerve | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Spinal Cord | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | |__________________________________________________________________________| Larynx | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Alveolar/Bronchiolar Adenoma | X | __________________________________________|__________________________________________________________________________| Page 44 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 _____________________________________________________________________________________________________________________ | 3| 1| 1| 3| 3| 3| 3| 3| 3| 1| 3| 3| 3| 1| 3| 3| 3| 3| 3| 1| 3| 3| 1| 3| 3| DAY ON TEST | 6| 8| 8| 6| 6| 6| 6| 6| 6| 8| 6| 6| 6| 8| 6| 6| 6| 6| 6| 8| 6| 6| 8| 6| 6| | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| __________________________________________|__________________________________________________________________________| | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| FISCHER 344 RATS 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| __________________________________________|__________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | |__________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | |__________________________________________________________________________| Eye | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Harderian Gland | + + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | |__________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| |__________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________|__________________________________________________________________________| SYSTEMIC LESIONS | | __________________________________________________________________________| Multiple Organs | + + + + + + + + + + + + + + + + + + + + + + + + +| Mesothelioma Benign | | __________________________________________|__________________________________________________________________________| Page 45 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 6| 6| 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 6| 8| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Mesentery | | 1 | |__________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pharynx | + + + + + + + + + + + + + + + | 40 | Palate, Papilloma | | 1 | |__________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | |__________________________________________________________________________|____________| Blood Vessel | + + + + + + + + + + + + + + + | 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 46 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 6| 6| 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 6| 8| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| CARDIOVASCULAR SYSTEM - cont | | | | | | |__________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | |__________________________________________________________________________|____________| Adrenal Cortex | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Adrenal Medulla | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + | 40 | Adenoma | X X | 8 | |__________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | |__________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + | 40 | Mesothelioma Benign | X | 1 | |__________________________________________________________________________|____________| Preputial Gland | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Seminal Vesicle | + + + + + + + + + + + + + + + | 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: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 6| 6| 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 6| 8| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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 | | | | | | Testes | + + + + + + + + + + + + + + + | 40 | Interstitial Cell, Adenoma | X X | 8 | Interstitial Cell, Adenoma, Multiple | X | 1 | _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | |__________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node, Bronchial | + + + M + + + M + + + + + + + | 37 | |__________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lymph Node, Mediastinal | + + M + + M + + + M M + + + + | 30 | |__________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Thymus | + M + + + + + M + + + + + + + | 36 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | |__________________________________________________________________________|____________| Mammary Gland | M M M M M M + M M M M M M M M | 3 | |__________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | |__________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | |__________________________________________________________________________|____________| _____________________________________________________________________________________________________________________|____________| * : Total animals with tissue examined microscopically; total animals with tumor + : Tissue examined microscopically M : Missing tissue X : Lesion present A : Autolysis precludes evaluation I : Insufficient tissue BLANK : Not examined microscopically Page 48 NTP Experiment-Test: 05135-05 NEOPLASMS BY INDIVIDUAL ANIMAL Report: PEIRPT04 Study Type: SIX MONTH EXPOS. ISOPRENE Date: 10/15/04 Route: RESPIRATORY EXPOSURE WHOLE BODY Time: 13:14:18 __________________________________________________________________________________________________________________________________ | 1| 3| 3| 3| 3| 1| 1| 3| 3| 3| 3| 3| 3| 3| 1| | | DAY ON TEST | 8| 6| 6| 6| 6| 8| 8| 6| 6| 6| 6| 6| 6| 6| 8| | | | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| | | __________________________________________|__________________________________________________________________________| T (*) | | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| | O | FISCHER 344 RATS MALE | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 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| | | _____________________________________________________________________________________________________________________|____________| NERVOUS SYSTEM - cont | | | | | | Brain | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Peripheral Nerve | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Spinal Cord | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | |__________________________________________________________________________|____________| Larynx | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + | 40 | Alveolar/Bronchiolar Adenoma | | 1 | |__________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + | 40 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | |__________________________________________________________________________|____________| Eye | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Harderian Gland | + + + | 6 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | |__________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + | 40 | |__________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + | 40 | __________________________________________________________________________________________________________________________________ SYSTEMIC LESIONS | | | __________________________________________________________________________|____________| Multiple Organs | + + + + + + + + + + + + + + + | 40 | Mesothelioma Benign | 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 49 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------